Utilities Companies in Reading: 45 Active Firms (2026)

Utilities companies in Reading supply, manage and maintain essential energy, water and related infrastructure across the town and surrounding area.

Buying decisions tend to sit with facilities, estates, procurement and finance teams, with technical sign-off from engineering or operations managers where network assets are involved. The addressable customer base spans commercial sites, public-sector estates and residential service users, but the sales motion is usually contractual rather than transactional. Typical engagements cover metering, planned maintenance, emergency response, engineering support and supply administration. Revenue is more likely to come through service agreements, call-out frameworks and infrastructure support contracts than one-off consumer purchases, which makes procurement discipline and operational evidence central to the buyer relationship.

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Reading has 45 actively trading utilities firms in this list, a compact local cohort rather than a broad regional market. Reported employment totals 432 people, suggesting an operating base split between small specialist teams and a few larger service-led providers. The commercial centre of gravity appears practical: metering, engineering support, maintenance, supply administration and customer-facing utility services, rather than asset ownership alone. For researchers, that makes revenue scale and workforce disclosure more useful than incorporation volume when judging which firms are material.

Regulatory exposure depends on activity rather than label. Supply, metering, connection and network-support work tends to bring licensing, customer-service, safety and complaint-handling obligations; pure engineering contractors usually sit further from retail regulation but remain tied to client audits and statutory standards. Reading’s utilities base therefore looks structurally mixed: some firms face direct utility-market rules, while others sell into regulated operators and inherit those requirements through procurement frameworks, service-level clauses and evidence-heavy maintenance records.

Procurement pressure is likely to keep the local market fairly disciplined, with buyers placing weight on response times, audit trails and continuity of service rather than novelty. The cohort appears weighted towards service-led and specialist operators, so expansion tends to come through contract wins, framework access and adjacent maintenance work. Scale-up scarcity may persist where asset ownership, licensing and working-capital demands raise the cost of entry. Consolidation also looks plausible in the background, especially where smaller contractors depend on larger regulated customers for repeat work.

What’s in the file

One row per company, 50+ columns — everything below plus each company’s verified directors, from Companies House filings.

Company data

Company name
Website
City & address
Companies House no.
Incorporation date
SIC codes & industry tags
What they do / who they sell to
Turnover, profit, cash & net assets
Employees
Growth (YoY & 3-year)
Financial-health score & flags
Sales-readiness score
Detected technologies

Verified directors — included

Director names
Director roles
Appointment dates

45

Active firms

2026

3

Above £5M

annual revenue

6

Newer firms

incorporated since 2022

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Key facts

About 6% of the trading cohort reports turnover above £5M (3 of 45 firms) — the rest sits below that revenue band.

13% of the cohort was incorporated since 2022 (6 firms), so a sizeable share is in its first few filing cycles.

Reading utilities firms tend to sit close to regulated demand while serving local contracting, maintenance and infrastructure-management needs.

The market spans asset-heavy operators, service contractors and infrastructure support businesses rather than a single operating model.

Maintenance-led work and subcontracting can make operating profiles quite different even within a small local utilities cohort.

Top Reading Utilities companies

Company
Sales readinessHow strongly each company matches this list’s ideal-customer profile. An AI model assesses what each company does (from its website), its sector and size, and scores its overall fit 0–100. Companies are listed highest score first, so the best-fit prospects appear at the top.
Turnover
Employees
Growth (yoy)Year-on-year change in UK headcount, from filed accounts.
Financial healthComposite 0–100 score from recent XBRL filings (profitability, net assets, liquidity, cash, headcount). Bands: Strong, Healthy, Stable, Weak, Distressed.
Location
Kennet Properties
Utilities
4 employeesInc. 1990Reading, BerkshireCH 02498997
thameswater.co.uk
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What does Kennet Properties do?

Provides water supply and wastewater treatment services, operating distribution and sewer networks. Manages customer accounts and billing, reports service issues, offers property and developer…

Who does Kennet Properties sell to?

Serves household customers, non-household customers and water retailers, plus property professionals and developers needing searches and developer services, across its water and wastewater service…

Full details & directors in the file
Company vitals
UK Headcount
4
UK Revenue
£57.7KEstimate
Founded
36 years ago
Since May 1990
HQ
Reading, Berkshire

Location

Map of Reading, Berkshire
Clearwater Court, Vastern Road
Reading, Berkshire, RG1 8DB
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Thames Water
Utilities
6 employeesInc. 2007Reading, BerkshireCH 06195202
thameswater.co.uk
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What does Thames Water do?

Operates water supply and wastewater services, including abstraction, treatment and distribution of drinking water, sewerage collection and sewage treatment. Provides customer billing and account…

Who does Thames Water sell to?

Serves household consumers, non-household businesses and retailers, property search customers and property developers, with priority support for vulnerable customers among its 16 million-customer…

Full details & directors in the file
Company vitals
UK Headcount
6
UK Revenue
£350.3KEstimate
Founded
19 years ago
Since Mar 2007
HQ
Reading, Berkshire

Location

Map of Reading, Berkshire
Clearwater Court, Vastern Road
Reading, Berkshire, RG1 8DB
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Thames Water
Utilities
7 employeesInc. 1989Reading, BerkshireCH 02366661
thameswater.co.uk
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What does Thames Water do?

Operates water supply and wastewater services, treating and distributing drinking water, managing sewer networks and sewage treatment, maintaining infrastructure, and providing billing, account…

Who does Thames Water sell to?

Serves household customers, non-household users, businesses, retailers, property developers and property search customers across its water and wastewater supply area, including customers needing…

Key contacts (3)
SJ
Steven John Buck
Director
AJ
Andrew James McNaughton
Director
ND
Nirmal Dhirajlal Kotecha
Director
Full details & directors in the file
Company vitals
UK Headcount
7
UK Revenue
£374KEstimate
Founded
37 years ago
Since Apr 1989
HQ
Reading, Berkshire

Location

Map of Reading, Berkshire
Clearwater Court, Vastern Road
Reading, Berkshire, RG1 8DB
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Indigo Power
Utilities
6 employeesInc. 2019ReadingCH 12159646
indigonetworks.co.uk/indigo-power
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What does Indigo Power do?

Operates as an Ofgem‑licensed independent distribution network operator. Purchases electricity network assets from NERS‑accredited contractors, provides design and build support, commissioning and…

Who does Indigo Power sell to?

Serves NERS-accredited independent connection providers and utility/development partners in the UK electricity connections market, plus end customers connected to its adopted local networks,…

Key contacts (1)
PG
Peter Graeme Webster
Director
Full details & directors in the file
Company vitals
UK Headcount
6
UK Revenue
£116.2KEstimate
Founded
6 years ago
Since Aug 2019
HQ
Reading

Location

Map of Reading
100 Brook Drive
Reading, RG2 6UJ
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Minety Battery Storage Limited
Minety Battery Storage
Renewable EnergyUtilities
3 employeesInc. 2017ReadingCH 10967566
eclipsepower.co.uk/minety-battery-storage
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Financial sub-scores

Computed from 3 filings
Net assets16 / 100
Cash0 / 100
Headcount40 / 100
What does Minety Battery Storage Limited do?

Owns and operates a 150MW grid‑scale battery energy storage project comprising three 50MW facilities. Stores electricity and supplies it to the grid to balance demand and support network stability…

Who does Minety Battery Storage Limited sell to?

Serves B2B developers and operators of battery storage, EV charging, data centre, industrial, commercial and port projects needing grid connections and private network support.

Key contacts (1)
JG
Jingyu Guo
Director
Full details & directors in the file
Company vitals
UK Headcount
3
UK Revenue
£3MEstimate
Founded
8 years ago
Since Sep 2017
HQ
Reading
Financial health
18

Financial Health

Distressed

Distressed · 0% CAGR over 2y

Financial distress

Location

Map of Reading
Office 1.13/1.14 Fora Reading, Thames Tower, Station Road
Reading, RG1 1LX
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Foudry Properties
Utilities
3 employeesInc. 2002Reading, BerkshireCH 04551073
thameswater.co.uk
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What does Foudry Properties do?

Provides water supply and wastewater services, including drinking water treatment and distribution, sewage collection and treatment, network maintenance, customer billing, and online account…

Who does Foudry Properties sell to?

Serves household and non-household water customers, including businesses, retailers, property search users, developers, bill payers, movers, and vulnerable customers needing extra support within its…

Full details & directors in the file
Company vitals
UK Headcount
3
UK Revenue
£78.3KEstimate
Founded
23 years ago
Since Oct 2002
HQ
Reading, Berkshire

Location

Map of Reading, Berkshire
Clearwater Court, Vastern Road
Reading, Berkshire, RG1 8DB
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Indigo Networks
Utilities
7 employeesInc. 2014ReadingCH 08998658
indigonetworks.co.uk/indigo-gas
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What does Indigo Networks do?

Operates gas pipeline and electricity distribution networks as an Ofgem‑licensed independent carrier. Adopts, finances and manages utility infrastructure and new connection assets for residential and…

Who does Indigo Networks sell to?

Serves UK householders and commercial premises needing gas and electricity network connections, plus utility providers, property developers, utility contractors and NERS-accredited ICPs seeking…

Full details & directors in the file
Company vitals
UK Headcount
7
UK Revenue
£411.8KEstimate
Founded
12 years ago
Since Apr 2014
HQ
Reading

Location

Map of Reading
100 Brook Drive
Reading, RG2 6UJ
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Thames Water
Utilities
6 employeesInc. 1989Reading, BerkshireCH 02403744
thameswater.co.uk
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What does Thames Water do?

Provides water supply and wastewater services, including treatment, distribution, sewerage management, billing and account services. Operates and maintains water and sewer networks, supports property…

Who does Thames Water sell to?

Serves a mixed B2C and B2B customer base: domestic households, non-household businesses and retailers, property developers, conveyancers/property search buyers, and vulnerable customers needing…

Full details & directors in the file
Company vitals
UK Headcount
6
UK Revenue
£66.9KEstimate
Founded
37 years ago
Since Jul 1989
HQ
Reading, Berkshire

Location

Map of Reading, Berkshire
Clearwater Court, Vastern Road
Reading, Berkshire, RG1 8DB
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Indigo Networks
Utilities
6 employeesInc. 2014ReadingCH 08998664
indigonetworks.co.uk/indigo-gas
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What does Indigo Networks do?

Operates gas and electricity distribution networks as an Ofgem‑licensed independent carrier. Adopts and manages utility infrastructure for new developments, transports gas through pipeline networks,…

Who does Indigo Networks sell to?

Targets UK utility providers, property developers, utility contractors and NERS-accredited independent connection providers, while also serving householders, vulnerable customers and commercial…

Full details & directors in the file
Company vitals
UK Headcount
6
UK Revenue
£118.6KEstimate
Founded
12 years ago
Since Apr 2014
HQ
Reading

Location

Map of Reading
100 Brook Drive
Reading, RG2 6UJ
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SSE Battery Monk Fryston
Renewable EnergyUtilitiesPublic Sector
2 employeesInc. 2021ReadingCH 13212047
sse.com
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What does SSE Battery Monk Fryston do?

Develops and operates grid-scale battery energy storage assets as part of an electricity infrastructure group, supporting storage of renewable power and balancing of the electricity grid alongside…

Who does SSE Battery Monk Fryston sell to?

Serves a mix of B2B, public sector and consumer markets across the UK and Ireland, including businesses buying energy solutions and market services, network users, electricity customers, investors,…

Full details & directors in the file
Company vitals
UK Headcount
2
UK Revenue
£83.4KEstimate
Founded
5 years ago
Since Feb 2021
HQ
Reading
Financial health

Financial Health

N/A

N/A

Location

Map of Reading
No.1 Forbury Place, 43 Forbury Road
Reading, RG1 3JH
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Scottish and Southern Electricity Networks
Utilities
3 employeesInc. 2000ReadingCH 04094290
ssen.co.uk
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What does Scottish and Southern Electricity Networks do?

Operates and maintains electricity distribution networks, delivering power to homes and businesses. Provides new electricity connections, network upgrades, and meter or cable alterations, and manages…

Who does Scottish and Southern Electricity Networks sell to?

Serves a mix of households, small businesses, property developers, generators and other organisations connected to or seeking access to its electricity distribution network.

Key contacts (3)
PS
Paul Scott Brown
Director
SJ
Samuel John Peacock
Director
EM
Eliane Marthe Jeanne Marie Algaard
Director
Full details & directors in the file
Company vitals
UK Headcount
3
UK Revenue
£64.6KEstimate
Founded
25 years ago
Since Oct 2000
HQ
Reading

Location

Map of Reading
No.1 Forbury Place, 43 Forbury Road
Reading, RG1 3JH
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SSE
Renewable EnergyUtilitiesPublic Sector
Inc. 2022ReadingCH 14046860
sse.com
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What does SSE do?

Develops and operates battery energy storage systems as part of an electricity infrastructure portfolio. Stores surplus power and supplies it to the grid to support renewable generation, manage…

Who does SSE sell to?

Sells to wholesale electricity market participants, grid operators and energy suppliers needing flexible power and balancing services in the UK

Full details & directors in the file
Company vitals
UK Headcount
0
UK Revenue
£0Estimate
Founded
4 years ago
Since Apr 2022
HQ
Reading

Location

Map of Reading
No.1 Forbury Place, 43 Forbury Road
Reading, RG1 3JH
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Eastern Green Link 2
Renewable EnergyUtilitiesPublic Sector
1 employeesInc. 2023ReadingCH 14682562
sse.com
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What does Eastern Green Link 2 do?

Develops and operates high‑voltage direct current electricity transmission infrastructure, including a subsea and underground cable project designed to transport renewable power between Scotland and…

Key contacts (5)
ZJ
Zachary John Richardson
Director
TE
Thomas Edmund Williams
Director
MG
Michael George Ferguson
Director
MS
Mazin Salah Alkirwi
Director
AJ
Alexander John Lorne MacTaggart
Director
Full details & directors in the file
Company vitals
UK Headcount
1
UK Revenue
£92.3KEstimate
Founded
3 years ago
Since Feb 2023
HQ
Reading

Location

Map of Reading
No. 1 Forbury Place, 43 Forbury Road
Reading, RG1 3JH
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SSE Thermal
Renewable EnergyUtilitiesPublic Sector
2 employeesInc. 2020ReadingCH 12697902
sse.com
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What does SSE Thermal do?

Operates and manages thermal power generation assets, including gas‑fired power stations and energy‑from‑waste facilities, producing electricity for the grid and supporting flexible generation,…

Who does SSE Thermal sell to?

Serves B2B wholesale energy markets, electricity suppliers, utilities and grid/system operators in the UK and Ireland, rather than direct household consumers.

Full details & directors in the file
Company vitals
UK Headcount
2
UK Revenue
£97.1KEstimate
Founded
6 years ago
Since Jun 2020
HQ
Reading

Location

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No. 1 Forbury Place, 43 Forbury Road
Reading, RG1 3JH
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SSE
Renewable EnergyUtilitiesPublic Sector
2 employeesInc. 2018ReadingCH 11271136
sse.com
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What does SSE do?

Operates a multifuel energy‑from‑waste power plant that generates electricity by combusting refuse‑derived fuel and other non‑recyclable waste. Produces power for the grid while diverting waste from…

Who does SSE sell to?

Serves businesses, public sector bodies, energy market participants and electricity users through generation, networks, energy supply and infrastructure, with a strong focus on the UK and Ireland…

Key contacts (1)
RM
Ross Moffat
Director
Full details & directors in the file
Company vitals
UK Headcount
2
UK Revenue
£30.2KEstimate
Founded
8 years ago
Since Mar 2018
HQ
Reading

Location

Map of Reading
No.1 Forbury Place, 43 Forbury Road
Reading, RG1 3JH
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INGENIOUS POWER ENGINEERING LTD
Ingenious Power Engineering
Renewable EnergyUtilitiesCivil Engineering
27 employeesInc. 2016Reading, East SussexCH 10447099
ingeniouspe.com
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Financial sub-scores

Computed from 5 filings
Net assets88 / 100
Cash100 / 100
Headcount100 / 100
What does INGENIOUS POWER ENGINEERING LTD do?

Provides power engineering consultancy and project delivery for electrical infrastructure, including network connections, substation design, protection engineering, renewable and future networks, EV…

Who does INGENIOUS POWER ENGINEERING LTD sell to?

Serves B2B clients owning or developing electrical infrastructure, including utility asset adopters, property developers, regeneration projects, industrial and commercial sites, renewables, storage…

Key contacts (1)
CG
Carley Georgina Robinson
Director
Full details & directors in the file
Company vitals
UK Headcount
27
UK Revenue
£2.1MEstimate
Founded
9 years ago
Since Oct 2016
HQ
Reading, East Sussex
Financial health
95

Financial Health

Strong

Strong · Growing, Hiring · 46% CAGR over 4y

GrowingHiring

Location

Map of Reading, East Sussex
Unit 26 Robert Cort Industrial Estate, Britten Road
Reading, East Sussex, RG2 0AU
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ON TOWER UK 3 LIMITED
Arqiva
TelecommunicationsUtilitiesMedia & Publishing
5 employeesInc. 1994ReadingCH 02903056
arqiva.com
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Financial sub-scores

Computed from 4 filings
Net assets40 / 100
What does ON TOWER UK 3 LIMITED do?

Operates broadcast and communications infrastructure, providing television and radio transmission, media playout and distribution services, satellite data communications, and connectivity networks…

Who does ON TOWER UK 3 LIMITED sell to?

Serves broadcasters and media brands, energy and water utilities, satellite operators, telecoms providers, military organisations, and energy/mobility companies in the UK and globally.

Full details & directors in the file
Company vitals
UK Headcount
5
UK Revenue
£24.7KEstimate
Founded
32 years ago
Since Feb 1994
HQ
Reading
Financial health
40

Financial Health

Stable

Stable

Location

Map of Reading
R+, 4th Floor, 2 Blagrave Street
Reading, RG1 1AZ
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Seagreen 1A
Renewable EnergyUtilitiesPublic Sector
2 employeesInc. 2020ReadingCH 12575047
sse.com
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What does Seagreen 1A do?

Develops, builds and operates renewable energy projects including offshore and onshore wind, hydro, solar and battery storage, and manages electricity transmission and distribution networks alongside…

Who does Seagreen 1A sell to?

Serves a mix of B2B, consumer and public-sector energy markets, including wholesale energy buyers, businesses, households and grid-connected communities in the UK and Ireland.

Key contacts (1)
DM
Damien McSweeney
Director
Full details & directors in the file
Company vitals
UK Headcount
2
UK Revenue
£97.1KEstimate
Founded
6 years ago
Since Apr 2020
HQ
Reading

Location

Map of Reading
No. 1 Forbury Place, 43 Forbury Road
Reading, RG1 3JH
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Ferrybridge Hydrogen
Renewable EnergyUtilitiesPublic Sector
Inc. 2023ReadingCH 15238441
sse.com
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What does Ferrybridge Hydrogen do?

Develops and operates projects to produce low‑carbon hydrogen for industrial and energy applications, including facilities using electrolysis or gas reforming with carbon capture as part of energy…

Full details & directors in the file
Company vitals
UK Headcount
0
UK Revenue
£0Estimate
Founded
2 years ago
Since Oct 2023
HQ
Reading

Location

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No.1 Forbury Place, 43 Forbury Road
Reading, RG1 3JH
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Dogger Bank Wind Farm
Renewable EnergyUtilities
6 employeesInc. 2017ReadingCH 10930991
doggerbank.com
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What does Dogger Bank Wind Farm do?

Develops and owns interests in large-scale offshore wind farm projects, including the multi‑phase Dogger Bank development, installing turbines and subsea infrastructure to generate renewable…

Full details & directors in the file
Company vitals
UK Headcount
6
UK Revenue
£419.5KEstimate
Founded
8 years ago
Since Aug 2017
HQ
Reading

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No. 1 Forbury Place, 43 Forbury Road
Reading, RG1 3JH
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FRV
Renewable EnergyUtilities
10 employeesInc. 2022Reading, BerkshireCH 14434315
frv.com/en
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Financial sub-scores

Computed from 2 filings
Headcount100 / 100
What does FRV do?

Develops and manages renewable energy projects, primarily solar power. Provides operations and maintenance and asset management services for energy assets, and develops new energy technologies and…

Who does FRV sell to?

Serves renewable energy asset owners, infrastructure investors and power-sector clients, including solar, storage and new-energy project operators seeking O&M and asset management support.

Key contacts (2)
DM
David Menendez Martin
Director
PL
Pilar Lopez Munoz
Director
Full details & directors in the file
Company vitals
UK Headcount
10
UK Revenue
£571.7KEstimate
Founded
3 years ago
Since Oct 2022
HQ
Reading, Berkshire
Financial health
100

Financial Health

Strong

Strong · Hiring · 150% CAGR over 1y

Hiring

Location

Map of Reading, Berkshire
R+, 2 Blagrave Street
Reading, Berkshire, RG1 1AZ
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Doggerbank Offshore Wind Farm Project 4 Projco
Renewable EnergyUtilitiesPublic Sector
1 employeesInc. 2021ReadingCH 13587611
sse.com
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What does Doggerbank Offshore Wind Farm Project 4 Projco do?

Develops and owns an offshore wind farm project within the Dogger Bank development, generating electricity from offshore wind turbines and exporting renewable power to the electricity transmission…

Who does Doggerbank Offshore Wind Farm Project 4 Projco sell to?

Serves businesses, public sector bodies, energy market participants, investors and households through its electricity networks, energy solutions and supply businesses, with a strong focus on UK and…

Key contacts (3)
RP
Richard Peter Escott
Director
NG
Niall Gordon McClure
Director
Bjørn Øygarden
Director
Full details & directors in the file
Company vitals
UK Headcount
1
UK Revenue
£27KEstimate
Founded
4 years ago
Since Aug 2021
HQ
Reading

Location

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No.1 Forbury Place, 43 Forbury Road
Reading, RG1 3JH
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Berwick Bank B
Renewable EnergyUtilitiesPublic Sector
1 employeesInc. 2022ReadingCH 13884182
sse.com
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What does Berwick Bank B do?

Develops and manages renewable energy generation projects, particularly offshore wind farms, as part of the SSE group, including project development, financing, construction oversight, and operation…

Who does Berwick Bank B sell to?

Serves UK and Ireland energy markets, including households and businesses, organisations needing energy solutions, electricity network users, and institutional or retail investors.

Full details & directors in the file
Company vitals
UK Headcount
1
UK Revenue
£97.5KEstimate
Founded
4 years ago
Since Feb 2022
HQ
Reading

Location

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No. 1 Forbury Place, 43 Forbury Road
Reading, RG1 3JH
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SSE LOW Carbon Developments
Renewable EnergyUtilitiesPublic Sector
1 employeesInc. 2023ReadingCH 15069108
sse.com
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What does SSE LOW Carbon Developments do?

Develops and invests in low‑carbon energy projects and infrastructure, including renewable power generation such as wind and solar, battery storage, hydrogen and carbon capture, supporting the…

Who does SSE LOW Carbon Developments sell to?

Serves B2B and regulated energy markets, including electricity network users, wholesale energy counterparties, large organisations and public-sector customers, with household customers addressed…

Full details & directors in the file
Company vitals
UK Headcount
1
UK Revenue
£23.6KEstimate
Founded
2 years ago
Since Aug 2023
HQ
Reading

Location

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No. 1, Forbury Place, 43 Forbury Road
Reading, RG1 3JH
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SSE
Renewable EnergyUtilitiesPublic Sector
7 employeesInc. 1988ReadingCH 02310571
sse.com
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What does SSE do?

Develops and operates electricity generation assets, including offshore and onshore wind farms, hydroelectric plants, thermal power stations, and battery storage. Also participates in emerging energy…

Who does SSE sell to?

Serves the energy sector, including wholesale electricity markets, energy suppliers, grid operators and large business energy users in the UK and Ireland.

Full details & directors in the file
Company vitals
UK Headcount
7
UK Revenue
£109.8KEstimate
Founded
37 years ago
Since Oct 1988
HQ
Reading

Location

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No.1 Forbury Place, 43 Forbury Road
Reading, RG1 3JH
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Ross Robotics Limited
Ross Robotics
Advanced ManufacturingAI & Machine LearningUtilities
13 employeesInc. 2015Reading, BerkshireCH 09617215
ross-robotics.co.uk
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Financial sub-scores

Computed from 5 filings
Net assets52 / 100
Cash100 / 100
Headcount67 / 100
What does Ross Robotics Limited do?

Develops and supplies autonomous robotic platforms for inspection and monitoring of high‑voltage and HVDC infrastructure. Systems use onboard sensors and AI to collect optical, thermal, audio and…

Who does Ross Robotics Limited sell to?

Serves HVDC and high-voltage infrastructure operators, including transmission utilities, grid asset owners and operators of valve halls, DC halls, switching stations and substations.

Key contacts (2)
DP
David Paul Ingram
Director
DP
Dominic Peter Cusk
Director
Full details & directors in the file
Company vitals
UK Headcount
13
UK Revenue
£898.5KEstimate
Founded
11 years ago
Since Jun 2015
HQ
Reading, Berkshire
Financial health
69

Financial Health

Healthy

Healthy · Hiring · 4% CAGR over 4y

Hiring

Location

Map of Reading, Berkshire
1 Cremyll Road
Reading, Berkshire, RG1 8NQ
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Doggerbank Offshore Wind Farm Project 2 Projco
Renewable EnergyUtilitiesPublic Sector
6 employeesInc. 2012ReadingCH 07914510
sse.com
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What does Doggerbank Offshore Wind Farm Project 2 Projco do?

Develops, finances, and owns an offshore wind farm project, overseeing construction and operation of wind turbines and related electrical infrastructure to generate renewable electricity and supply…

Full details & directors in the file
Company vitals
UK Headcount
6
UK Revenue
£243.6KEstimate
Founded
14 years ago
Since Jan 2012
HQ
Reading

Location

Map of Reading
No.1 Forbury Place, 43 Forbury Road
Reading, RG1 3JH
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Doggerbank Offshore Wind Farm Project 1 Projco
Renewable EnergyUtilitiesPublic Sector
7 employeesInc. 2011ReadingCH 07791991
sse.com
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What does Doggerbank Offshore Wind Farm Project 1 Projco do?

Develops, finances and operates an offshore wind farm project within the Dogger Bank development, constructing and managing offshore turbines that generate renewable electricity for supply to the…

Full details & directors in the file
Company vitals
UK Headcount
7
UK Revenue
£243.9KEstimate
Founded
14 years ago
Since Sep 2011
HQ
Reading

Location

Map of Reading
No.1 Forbury Place, 43 Forbury Road
Reading, RG1 3JH
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ENERGY LEVELS LTD
Energy Levels
Oil & GasUtilitiesLogistics & Supply Chain
1 employeesInc. 2018Reading, BerkshireCH 11198838
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Key contacts (1)
PK
Patrick Keville
Director
Full details & directors in the file
Company vitals
UK Headcount
1
UK Revenue
£43.1KEstimate
Founded
8 years ago
Since Feb 2018
HQ
Reading, Berkshire
Financial health

Financial Health

N/A

N/A

Location

Map of Reading, Berkshire
200 Brook Drive, Office 213 Regus
Reading, Berkshire, RG2 6UB
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FMJ SOLUTIONS LIMITED
FMJ Solutions
Civil EngineeringField Services & TradesUtilities
17 employeesInc. 2020Reading, BerkshireCH 12453928
fmjsolutions.co.uk
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Financial sub-scores

Computed from 3 filings
Net assets76 / 100
Cash100 / 100
Headcount25 / 100
What does FMJ SOLUTIONS LIMITED do?

Provides street lighting and highway electrical installation and maintenance, civil engineering for fibre‑to‑the‑home networks, independent electricity network connections, and installation and…

Who does FMJ SOLUTIONS LIMITED sell to?

Serves local authorities, highways clients, fibre network operators, utilities and EV charging providers needing public-highway infrastructure contractors, with projects emphasised across the south…

Key contacts (2)
JL
Jetmir Leka
Director
FG
Florian George Popa
Director
Full details & directors in the file
Company vitals
UK Headcount
17
UK Revenue
£6.2MEstimate
Founded
6 years ago
Since Feb 2020
HQ
Reading, Berkshire
Financial health
69

Financial Health

Healthy

Healthy · -8% CAGR over 2y

Location

Map of Reading, Berkshire
Unit 1 London Road, Twyford
Reading, Berkshire, RG10 9TZ
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Pure World Energy Limited
Pure World Energy
Renewable EnergyUtilities
8 employeesInc. 2009Reading, BerkshireCH 07040329
pureworldenergy.com
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Financial sub-scores

Computed from 5 filings
Headcount8 / 100
What does Pure World Energy Limited do?

Designs, finances, installs and operates on-site distributed energy systems, including combined heat and power (CHP) plants using micro gas turbines, generators, battery storage and microgrids to…

Who does Pure World Energy Limited sell to?

Serves B2B organisations in the UK and Ireland with high on-site energy demand, including commercial and industrial facilities, food and beverage producers, pharmaceutical firms, data centres,…

Key contacts (2)
KS
Kumar Samiyappan
Director
AC
Andrea Chandler
Director
Full details & directors in the file
Company vitals
UK Headcount
8
UK Revenue
£4.8M
Founded
16 years ago
Since Oct 2009
HQ
Reading, Berkshire
Financial health
8

Financial Health

Distressed

Distressed · -11% CAGR over 4y

Financial distress

Location

Map of Reading, Berkshire
1650 Waterside Drive, Theale
Reading, Berkshire, RG7 4SA
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PEGASUS PUMPS LIMITED
Pegasus Pumps
Advanced ManufacturingUtilitiesWholesale & Distribution
6 employeesInc. 1994Reading, NottinghamshireCH 02930758
pegasuspumps.co.uk
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Financial sub-scores

Computed from 5 filings
Cash100 / 100
Headcount40 / 100
What does PEGASUS PUMPS LIMITED do?

Manufactures packaged pumping stations for sewage and surface wastewater, including GRP pump chambers. Supplies pumps, pipework and fittings, replacement parts and accessories, and provides system…

Who does PEGASUS PUMPS LIMITED sell to?

Serves pump distributors, contractors and end users needing sewage or surface wastewater pumping systems, chambers, parts or service support, including trade buyers supplying client projects and…

Key contacts (1)
RJ
Robert John Hoe
Director
Full details & directors in the file
Company vitals
UK Headcount
6
UK Revenue
£645.9KEstimate
Founded
32 years ago
Since May 1994
HQ
Reading, Nottinghamshire
Financial health
70

Financial Health

Healthy

Healthy · 0% CAGR over 4y

Location

Map of Reading, Nottinghamshire
Unit 2 Diddenham Court Lambwood Hill, Grazeley
Reading, Nottinghamshire, RG7 1JQ
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FES WATER TREATMENT LIMITED
FES Water Treatment
Utilities
3 employeesInc. 2014Wokingham, BerkshireCH 09274828
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Financial sub-scores

Computed from 5 filings
Net assets0 / 100
Cash100 / 100
Headcount40 / 100
Full details & directors in the file
Company vitals
UK Headcount
3
UK Revenue
£135.4KEstimate
Founded
11 years ago
Since Oct 2014
HQ
Wokingham, Berkshire
Financial health
38

Financial Health

Weak

Weak · 0% CAGR over 4y

Financial distressTechnical insolvency

Location

Map of Wokingham, Berkshire
18 Cambrian Way, Finchampstead
Wokingham, Berkshire, RG40 3JF
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National Energy System Operator
UtilitiesRenewable Energy
2 employeesInc. 2017WokinghamCH 11014226
neso.energy
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What does National Energy System Operator do?

Operates and coordinates the electricity system, balancing supply and demand in real time. Provides system planning, grid connection management, energy market operation, security‑of‑supply analysis,…

Who does National Energy System Operator sell to?

Serves governments, Ofgem, energy industry participants, generators, demand-side projects, policymakers and wider stakeholders across Great Britain’s energy system.

Key contacts (9)
EF
Emma Fitzgerald
Director
JC
John Crackett
Director
JP
Jayne Patricia Scott
Director
CS
Clare Siobhan Duffy
Director
PG
Paul Golby
Director
CP
Charles Pate
Director
KA
Kayte Anne Eve Legge
Director
PJ
Paul Jonathan Plummer
Director
FC
Fintan Charles Slye
Director
Full details & directors in the file
Company vitals
UK Headcount
2
UK Revenue
£92.3KEstimate
Founded
8 years ago
Since Oct 2017
HQ
Wokingham

Location

Map of Wokingham
St Catherine'S Lodge Bearwood Road, Sindlesham
Wokingham, RG41 5BN
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Longpasture Solar Farm Limited
Longpasture Solar Farm
Utilities
4 employeesInc. 2020Reading, BerkshireCH 12952974
bluebellenergy.com
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Financial sub-scores

Computed from 3 filings
Net assets0 / 100
Full details & directors in the file
Company vitals
UK Headcount
4
UK Revenue
£289.3KEstimate
Founded
5 years ago
Since Oct 2020
HQ
Reading, Berkshire
Financial health
0

Financial Health

Distressed

Distressed · 0% CAGR over 1y

Financial distressTechnical insolvency

Location

Map of Reading, Berkshire
Unit 15-16 Diddenham Court, Lambwood Hill, Grazeley
Reading, Berkshire, RG7 1JQ
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James For Drains Ltd
James for Drains
UtilitiesWaste Management
1 employeesInc. 2023BracknellCH 14946349
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Financial sub-scores

Computed from 3 filings
Net assets0 / 100
Key contacts (1)
JO
James Oliver Russell
Director
Full details & directors in the file
Company vitals
UK Headcount
1
UK Revenue
£10.6KEstimate
Founded
3 years ago
Since Jun 2023
HQ
Bracknell
Financial health
0

Financial Health

Distressed

Distressed

Financial distress

Location

Map of Bracknell
6 Detling House, Sycamore Rise
Bracknell, RG12 9GE
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Pipesmart Limited
Pipesmart
Field Services & TradesUtilities
3 employeesInc. 2015Crowthorne, BerkshireCH 09631104
pipesmart.co.uk
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Financial sub-scores

Computed from 5 filings
Net assets82 / 100
Headcount40 / 100
What does Pipesmart Limited do?

Provides installation, commissioning, maintenance and repair of gas and water utility pipelines and mains. Works with plastic pressure pipe systems for residential and commercial properties,…

Who does Pipesmart Limited sell to?

Serves both B2B and B2C customers: commercial property owners, construction and utility industry clients, and homeowners with residential or commercial buildings needing gas and water pipeline…

Key contacts (2)
PC
Paul Colin Ray
Director
AL
Amie Louise Ray
Director
Full details & directors in the file
Company vitals
UK Headcount
3
UK Revenue
£311KEstimate
Founded
11 years ago
Since Jun 2015
HQ
Crowthorne, Berkshire
Financial health
66

Financial Health

Healthy

Healthy · 0% CAGR over 4y

Location

Map of Crowthorne, Berkshire
10 Buckler Ride
Crowthorne, Berkshire, RG45 6HQ
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PURIFIED WATER SERVICES LTD
Purified Water Services
Utilities
0 employeesInc. 2011Crowthorne, BerkshireCH 07653183
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Financial sub-scores

Computed from 5 filings
Net assets77 / 100
Headcount0 / 100
Key contacts (2)
MR
Martin Robert Hurrell
Director
EL
Emma Louise Hurrell
Director
Full details & directors in the file
Company vitals
UK Headcount
0
UK Revenue
£82.4KEstimate
Founded
15 years ago
Since Jun 2011
HQ
Crowthorne, Berkshire
Financial health
48

Financial Health

Stable

Stable · -68% CAGR over 4y

Location

Map of Crowthorne, Berkshire
178 Dukes Ride
Crowthorne, Berkshire, RG45 6DS
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CNG FUELS LTD
CNG Fuels
Renewable EnergyUtilities
87 employeesInc. 2014LondonCH 09274291
cngfuels.com
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Financial sub-scores

Computed from 5 filings
Net assets0 / 100
What does CNG FUELS LTD do?

Develops, builds and operates compressed natural gas (CNG) refuelling stations and supplies renewable biomethane (Bio‑CNG) fuel for heavy goods vehicles. Provides public access and mobile refuelling…

Who does CNG FUELS LTD sell to?

Serves B2B haulage and logistics operators running HGV fleets, plus HGV drivers using public-access stations on major UK trucking routes; also engages landowners and local residents around station…

Full details & directors in the file
Company vitals
UK Headcount
87
UK Revenue
£69M
Founded
11 years ago
Since Oct 2014
HQ
London
Financial health
0

Financial Health

Distressed

Distressed · 41% CAGR over 4y

Financial distressTechnical insolvency

Location

Map of London
Ground Floor Heritage House, 2-14 Shortlands
London, W6 8DJ
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Global Water Solutions
Utilities
1 employeesInc. 2019SandhurstCH 11876941
globalwatersolutions.com
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Financial sub-scores

Computed from 2 filings
Cash0 / 100
Headcount40 / 100
What does Global Water Solutions do?

Manufactures water management and treatment equipment, including steel pressure tanks, expansion tanks, pump controllers, column pipes, filtration systems, reverse osmosis components, anti-scale…

Who does Global Water Solutions sell to?

Serves B2B customers in water infrastructure, plumbing, pump and water treatment markets, including installers, distributors, OEMs and commercial or industrial buyers worldwide.

Key contacts (1)
DW
Damon Walker
Director
Full details & directors in the file
Company vitals
UK Headcount
1
UK Revenue
£28.4KEstimate
Founded
7 years ago
Since Mar 2019
HQ
Sandhurst
Financial health
20

Financial Health

Weak

Weak · 0% CAGR over 1y

Location

Map of Sandhurst
Sandhurst House Yorktown Road, College Town
Sandhurst, GU47 0QA
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DATAPROSUPPORT LIMITED
Dataprosupport
Field Services & TradesUtilitiesIT Services & Managed Services
Inc. 2016ReadingCH 10270275
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Financial sub-scores

Computed from 5 filings
Net assets0 / 100
Full details & directors in the file
Company vitals
UK Headcount
0
UK Revenue
£0
Founded
10 years ago
Since Jul 2016
HQ
Reading
Financial health
0

Financial Health

Distressed

Distressed

Financial distressTechnical insolvency

Location

Map of Reading
59 Egremont Drive, Lower Earley
Reading, RG6 3BS
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CIPP Systems Limited
Cipp Systems
UtilitiesWaste Management
2 employeesInc. 2001Nottingham, BerkshireCH 04227998
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Financial sub-scores

Computed from 5 filings
Net assets100 / 100
Cash47 / 100
Headcount40 / 100
Key contacts (1)
DS
Darryl Steven Pass
Director
Full details & directors in the file
Company vitals
UK Headcount
2
UK Revenue
£86.5KEstimate
Founded
25 years ago
Since Jun 2001
HQ
Nottingham, Berkshire
Financial health
69

Financial Health

Healthy

Healthy · 0% CAGR over 4y

Location

Map of Nottingham, Berkshire
3 Cropwell Butler Road, Cropwell Bishop
Nottingham, Berkshire, NG12 3DD
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Becker Utilities Ltd
Becker Utilities
Utilities
2 employeesInc. 2023Bracknell, BerkshireCH 15287559
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Key contacts (1)
HM
Hubert Maxwell Becker
Director
Full details & directors in the file
Company vitals
UK Headcount
2
UK Revenue
£102.1KEstimate
Founded
2 years ago
Since Nov 2023
HQ
Bracknell, Berkshire
Financial health

Financial Health

N/A

N/A

Location

Map of Bracknell, Berkshire
2 Coombe Pine
Bracknell, Berkshire, RG12 0TJ
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Marln Group Ltd
Marln
Advanced ManufacturingUtilities
7 employeesInc. 2021Wokingham, BerkshireCH 13456623
marlngroup.com
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Financial sub-scores

Computed from 4 filings
Net assets100 / 100
Headcount100 / 100
What does Marln Group Ltd do?

Provides industrial automation and systems integration services, including control system design, PLC and HMI development, SCADA and telemetry integration, industrial communications, legacy system…

Who does Marln Group Ltd sell to?

Serves UK utility companies and system integration partners, particularly operations and engineering teams managing control, telemetry, SCADA and legacy industrial infrastructure.

Key contacts (2)
JG
Jason Garner
Director
MJ
Matthew James Kimpton
Director
Full details & directors in the file
Company vitals
UK Headcount
7
UK Revenue
£394.9KEstimate
Founded
5 years ago
Since Jun 2021
HQ
Wokingham, Berkshire
Financial health
100

Financial Health

Strong

Strong · Hiring · 52% CAGR over 3y

Hiring

Location

Map of Wokingham, Berkshire
100 Berkshire Place, Winnersh
Wokingham, Berkshire, RG41 5RD
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Telelink (UK) Limited
Telelink Infra
TelecommunicationsIT Services & Managed ServicesCivil Engineering
118 employeesInc. 2014Reading, BerkshireCH 09347564
telelinkinfra.com
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Financial sub-scores

Computed from 3 filings
Headcount100 / 100
What does Telelink (UK) Limited do?

Designs and delivers infrastructure systems including renewable energy generation and battery storage, telecom and network infrastructure, smart building automation, and security systems for critical…

Who does Telelink (UK) Limited sell to?

Serves telecom operators, utilities, industrial companies, data centres, transport and border authorities, and other critical-infrastructure owners across B2B and public-sector markets.

Key contacts (2)
JM
Julian Mihaylov Filipov
Director
SV
Stiliyan Veselinov Cikalov
Director
Full details & directors in the file
Company vitals
UK Headcount
118
UK Revenue
£32.7M
Founded
11 years ago
Since Dec 2014
HQ
Reading, Berkshire
Financial health
100

Financial Health

Strong

Strong · Hiring · 54% CAGR over 2y

Hiring

Location

Map of Reading, Berkshire
Unit 2 Turnhams Green Business Park Pincents Lane, Tilehurst
Reading, Berkshire, RG31 4UH
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HEAT COLLECTOR LTD
Heat Collector
Utilities
4 employeesInc. 2011Bracknell, BerkshireCH 07678189
heatcollector.co.uk
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Financial sub-scores

Computed from 5 filings
Net assets57 / 100
Headcount40 / 100
Key contacts (1)
MB
Michael Barry Ambrose
Director
Full details & directors in the file
Company vitals
UK Headcount
4
UK Revenue
£244.1KEstimate
Founded
15 years ago
Since Jun 2011
HQ
Bracknell, Berkshire
Financial health
51

Financial Health

Stable

Stable · 0% CAGR over 4y

Location

Map of Bracknell, Berkshire
1 Sherring Close
Bracknell, Berkshire, RG42 2LD
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GREG SINCLAIR COOLING LTD
Greg Sinclair Cooling
Utilities
1 employeesInc. 2021WokinghamCH 13560498
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Financial sub-scores

Computed from 3 filings
Net assets40 / 100
Cash55 / 100
Headcount40 / 100
Full details & directors in the file
Company vitals
UK Headcount
1
UK Revenue
£0Estimate
Founded
4 years ago
Since Aug 2021
HQ
Wokingham
Financial health
44

Financial Health

Stable

Stable · 0% CAGR over 2y

Location

Map of Wokingham
7 Eden Way, Winnersh
Wokingham, RG41 5PQ
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S D D OFFSHORE SERVICES LTD
S D D Offshore Services
Oil & GasUtilities
1 employeesInc. 2020ThatchamCH 12990926
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Financial sub-scores

Computed from 4 filings
Headcount40 / 100
Key contacts (1)
SD
Shaun De'ath
Director
Full details & directors in the file
Company vitals
UK Headcount
1
UK Revenue
£12.4KEstimate
Founded
5 years ago
Since Nov 2020
HQ
Thatcham
Financial health
40

Financial Health

Stable

Stable · 0% CAGR over 3y

Location

Map of Thatcham
Old Windmill Cottage Yattendon Road, Hermitage
Thatcham, RG18 9XP
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TAQA SHAMS LIMITED
Taqa Shams
UtilitiesConstructionField Services & Trades
2 employeesInc. 2016Reading, BerkshireCH 10281048
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Financial sub-scores

Computed from 5 filings
Net assets0 / 100
Headcount40 / 100
Full details & directors in the file
Company vitals
UK Headcount
2
UK Revenue
£45.6KEstimate
Founded
10 years ago
Since Jul 2016
HQ
Reading, Berkshire
Financial health
15

Financial Health

Distressed

Distressed · 0% CAGR over 4y

Financial distressTechnical insolvency

Location

Map of Reading, Berkshire
21 Honey Bee Street
Reading, Berkshire, RG31 7DT
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Calcot Electrical Services Ltd
Calcot Electrical Services
Utilities
1 employeesInc. 2017Sandhurst, BerkshireCH 10977074
calcotelectricalservicesrg31.co.uk
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Financial sub-scores

Computed from 5 filings
Net assets40 / 100
Cash100 / 100
Key contacts (1)
SW
Steve Wakefield
Director
Full details & directors in the file
Company vitals
UK Headcount
1
UK Revenue
£28.9KEstimate
Founded
8 years ago
Since Sep 2017
HQ
Sandhurst, Berkshire
Financial health
63

Financial Health

Healthy

Healthy

Location

Map of Sandhurst, Berkshire
17 Shrivenham Close, College Town
Sandhurst, Berkshire, GU47 0EA
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249 more companies and their verified directors are in the file

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How Reading Utilities companies work and how to sell to them

What they do

Reading utilities firms tend to earn revenue through contracted service delivery rather than high-volume spot sales. Income usually comes from recurring supply administration, metering services, planned maintenance, repair call-outs, connection support and engineering work around energy, water or adjacent network assets. Pricing can be a fixed retainer, framework rate card, call-out charge, usage-linked tariff or project fee, depending on whether the firm owns assets, manages customers or provides specialist field support. Gross margins are shaped by labour utilisation, subcontractor cover, materials, vehicles, compliance evidence and response-time obligations. That makes scheduling, certification and cash collection part of the commercial model, not just back-office process.

Who they sell to

Customers are typically estates-heavy organisations: commercial landlords, industrial sites, local public bodies, housing portfolios and larger businesses with metered assets or service-critical premises. Facilities managers, estates directors and procurement teams usually shape the brief, while finance checks price exposure and engineering or operations managers test technical risk. Contract size ranges from small call-out jobs to multi-site maintenance agreements; sales cycles tend to run from weeks for repeat service work to months where framework access, tender scoring or safety documentation is required. Most deals are sold directly, although subcontracting into larger operators and public-sector procurement routes matter where regulated sites or emergency-response cover are involved.

What they buy

Most Reading utilities firms tend to spend on field-service management, work-order scheduling, asset registers, mobile workforce tools and customer-contact systems before more speculative technology. Billing, credit control, contract management and reporting tools matter where revenue depends on repeat service visits or metered usage. Common services purchases include accountancy, employment law, health-and-safety advice, certification support, fleet management, recruitment for engineers and technicians, and bid-writing help for public or framework work. Infrastructure spend often centres on vehicles, testing equipment, stock control, communications, cyber security and cloud hosting for job records. Sellers with audit trails, integration into existing finance processes and evidence for service-level reporting usually have the clearer opening.

Why and how to sell to them

Utilities buyers tend to evaluate suppliers when a new framework or maintenance contract stretches scheduling, when complaints expose weak customer communication, or when safety and service records take too long to evidence. Other triggers include leadership change in operations or finance, hiring for field teams, new depots, a backlog of planned maintenance, rising subcontractor dependence or a failed audit. Outbound works better when it starts with the operational constraint: fewer missed appointments, faster proof of attendance, cleaner billing hand-offs, lower manual reporting effort or clearer contractor oversight. Claims need to be practical and evidenced, because this market is used to vendors promising efficiency while leaving the service risk with the operator.

How this list is built

Methodology

Data sources

This list is built from UK Companies House filings, XBRL accounts data, and semantic analysis of each company's public website. Revenue and headcount figures come from the most recent filed accounts; where the company has not filed, values are estimated using a model trained on filed history and peer benchmarks and are labelled as estimates.

Classification

Rather than relying solely on SIC codes, Firmbase classifies each company semantically: the company's website is crawled, an AI model reads what the company actually sells, and the company is placed into the relevant industry and subsectors. SIC codes are used as one signal but not the only one. This means a company that registered under a generic SIC code but pivoted into (for example) fintech is correctly identified as fintech, not as its original SIC category.

Freshness

The underlying company data is refreshed from Companies House continuously; filings appear in the list within days of submission. The curated list ordering is regenerated when the underlying data moves meaningfully (company count changes by more than 5%, a new company enters the top-ranked segment, or the filed-revenue numbers for the top firms change). You can see the last-updated timestamp near the top of the page.

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Frequently asked questions

How many utilities companies are there in Reading?
Around 42 actively-trading utilities companies are registered in Reading. Of those, 3 report turnover above £5M in their most recent filed accounts. This Reading list covers companies across the wider Reading travel-to-work area, including surrounding towns — not just the Reading local-authority boundary.
What counts as a utilities company in this list?
A company is included when its public website and filed activity descriptions indicate it sells utilities products or services as its primary business — not just because of the SIC code it picked at incorporation. Each company is tagged via semantic analysis of its website content; SIC codes are used as supporting signal, not the sole gate.
Which are the largest utilities companies in Reading?
The list is ranked by a sales-readiness score — built from trading signals, financial health and growth rather than raw turnover — so the most actionable utilities companies in Reading appear at the top of the table. Larger firms often still rank highly, because that score rewards genuine trading scale, but the order reflects sales-readiness, not turnover alone. About 3 of the 42 actively-trading firms report turnover above £5M in their most recent accounts; subsidiaries that file consolidated worldwide accounts are excluded so the figures stay comparable across UK filers.
What do utilities companies in Reading actually do?
Reading utilities firms tend to earn revenue through contracted service delivery rather than high-volume spot sales. Income usually comes from recurring supply administration, metering services, planned maintenance, repair call-outs, connection support and engineering work around energy, water or adjacent network assets. Pricing can be a fixed retainer, framework rate card, call-out charge, usage-linked tariff or project fee, depending on whether the firm owns assets, manages customers or provides specialist field support. Gross margins are shaped by labour utilisation, subcontractor cover, materials, vehicles, compliance evidence and response-time obligations. That makes scheduling, certification and cash collection part of the commercial model, not just back-office process.
How does Reading utilities compare internationally?
Cross-border comparisons of utilities populations are tricky because every country defines the sector slightly differently and reports financials on different cadences. We focus this list on firms that file UK statutory accounts so the figures are comparable; international peer breakdowns aren't bundled here.
How is this list built and how fresh is the data?
The list is rebuilt from Companies House dump data, XBRL filings, and a website analysis pass over each company's public site. Companies with consolidated group accounts (worldwide rather than UK-only revenue) are excluded so the figures stay UK-specific. The page's last-updated date is shown at the top.
How big are the typical utilities companies in Reading?
Company sizes in this list vary widely. The median actively-trading utilities firm employs around 2 people, and median UK turnover across the list is roughly £32k in the most recent filed accounts.
Are these mostly new or established utilities companies?
6 of the 42 actively-trading utilities companies in this list were incorporated since 2022; the remainder were incorporated before then, so the Reading list mixes recent entrants with longer-established firms.
What SIC codes does this use?
Rather than relying solely on SIC codes, we build a semantic understanding of what each company actually does by scraping its website and analysing it with AI. This means a company is included based on what it sells, not what SIC code it picked at incorporation. SIC codes are used as a signal but not the primary classification.
What buying signals should I look for?
The strongest signals for B2B outbound are recent leadership changes (new CFO/CRO), rapid headcount growth, revenue-band changes, and web-stack changes. Firmbase tracks all of these automatically.

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