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Utilities Companies in Bristol: 100+ Active Firms (2026)
Utilities companies in Bristol provide energy, water, waste and infrastructure services across the city and surrounding metropolitan area.
Procurement tends to sit with estates, operations, finance, asset-management and local-authority teams rather than a single utilities buyer. The typical Bristol target is a small to mid-sized operator selling into commercial property, public-sector estates, residential development and infrastructure customers through long-term service, maintenance, supply or network-support arrangements. Buying behaviour is likely to be contract-led, with attention on reliability, compliance evidence, response times and the ability to support essential services across a defined metropolitan footprint. Engagements are less about one-off projects than recurring operational responsibilities, often with field teams, subcontractor coordination and asset-level reporting built into the delivery model.
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Bristol has 117 active utilities companies in this cohort, giving the city a compact but varied base across energy, water, waste, metering, grid support and adjacent infrastructure services. Reported employment totals 318 people, which points to a market made up largely of lean operators rather than labour-intensive regional employers. That fits the profile of firms serving commercial estates, development sites, public bodies and infrastructure customers through specialist maintenance, supply and support contracts. The revenue base appears concentrated: only a small minority sits above the higher-turnover threshold, while much of the list remains closer to the local operating-company end of the market.
Activity determines the operating burden more than the corporate label. Bristol firms working around energy supply, water services, waste handling, metering or grid support tend to face different permissioning, audit and contract-assurance requirements depending on the service being delivered and the customer being served. Public-sector and infrastructure clients usually add procurement controls, service-level reporting and evidence of safe operating practice. Residential development and facilities-infrastructure work can also pull smaller operators into longer assurance chains, where the formal customer is not always the end user. For researchers, the useful distinction is between regulated utility provision, infrastructure-adjacent support and outsourced maintenance models.
Further churn appears likely, particularly among newer service operators and project-led suppliers that depend on a narrow customer base. Demand for maintenance, metering, waste support and grid-adjacent work should remain relatively defensive, but margin pressure tends to rise where contracts are competed on response times and compliance overhead rather than proprietary assets. Scale-up scarcity may persist: the cohort appears weighted towards local operating businesses, with only a limited layer of higher-revenue firms. Consolidation is plausible where buyers want fewer contractors across estates and infrastructure portfolios, although specialist operators can still hold ground when they own field capability, local coverage or difficult-to-replace permissions.
117
Active firms
2026
4
£5M+ firms
by revenue
36
Incorporated since 2022
newer entrants
Key facts
About 3% of the trading cohort reports turnover above £5M (4 of 117 firms) — the rest sits below that revenue band.
30% of the cohort was incorporated since 2022 (36 firms), so a sizeable share is in its first few filing cycles.
Bristol utilities suppliers span energy, water, waste and infrastructure services, so service-line fit matters more than the broad utilities label.
Non-discretionary demand gives the sector a different budget profile from project-led services, because power, water services, waste removal and infrastructure maintenance still need cover when other spending is deferred.
Procurement tends to separate operational service providers from advisory or maintenance specialists, with qualification criteria shaped by continuity of service and site-level risk.
Top Bristol utilities companies
Supplies treated drinking water to households and businesses, operating reservoirs, treatment works and distribution networks. Provides water metering, billing and customer account services, manages…
Serves household water customers, property developers, self-lay providers, NAVs, retailers and landowners, with additional services for schools, community groups and recreational fishery users.
Location
National Grid Electricity Distribution
Operates and maintains electricity distribution networks delivering power to homes and businesses. Provides network connections, infrastructure upgrades, asset maintenance, engineering and testing…
Serves electricity network users and stakeholders in the UK, including homes and businesses affected by power cuts, energy developers and generators seeking grid connections, and landowners,…
Location
National Grid Electricity Distribution
Operates and maintains an electricity distribution network, delivering power from the transmission system to homes and businesses. Manages substations, overhead lines and underground cables, provides…
Serves households, businesses, property developers, energy generators, landowners and public bodies in its licensed electricity distribution area, plus infrastructure partners needing network access.
Location
Lynwood Civil Engineering Limited
Trajectory
3y · 2022–NowFinancial sub-scores
Computed from 3 filingsProvides civil engineering and water utilities services including installation, repair and replacement of wastewater and potable water infrastructure, private sewer connections, highways maintenance,…
Serves water utility companies, local authorities, commercial developers and domestic customers across the South West, South Wales and the Thames Valley.
Financial Health
HealthyHealthy · Hiring · 29% CAGR over 2y
Location
BRISTOL LIVING LIMITED
Trajectory
5y · 2020–NowFinancial sub-scores
Computed from 5 filingsFinancial Health
StrongStrong
Location
MKM DESIGN & BUILD SERVICES LTD
Trajectory
5y · 2022–NowFinancial sub-scores
Computed from 5 filingsProvides electrical and mechanical engineering services including system design, project management, installation and maintenance. Delivers HV and LV electrical systems, switchgear, SCADA and…
Serves commercial and industrial organisations across the UK, including facilities management companies and operators in nuclear, energy, water and utilities, food and beverage, renewables,…
Financial Health
HealthyHealthy · -16% CAGR over 4y
Location
POWEN DG UK LTD
Trajectory
3y · 2024–NowFinancial sub-scores
Computed from 3 filingsFinancial Health
StrongStrong · Hiring · 41% CAGR over 2y
Location
HIGH VOLTAGE ENGINEERING SYSTEMS LTD
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsFinancial Health
DistressedDistressed
Location
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsProvides high and low voltage engineering services for electrical substations, including design, installation, testing and commissioning of switchgear, transformers and cabling, plus inspections,…
Serves businesses and public infrastructure operators that own or manage substations, HV switchgear, transformers, LV distribution systems and associated cabling, including large organisations such…
Financial Health
StableStable
Location
OMWATER SYSTEMS LIMITED
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsFinancial Health
DistressedDistressed
Location
FSD FACILITIES LIMITED
Trajectory
5y · 2019–NowFinancial sub-scores
Computed from 5 filingsFinancial Health
DistressedDistressed · -14% CAGR over 5y
Location
D.H.A. POLLUTION CONTROL LTD.
Trajectory
5y · 2022–NowFinancial sub-scores
Computed from 5 filingsFinancial Health
WeakWeak · 0% CAGR over 4y
Location
ARTESIA CONSULTING LIMITED
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsProvides data science and consultancy services to the water industry, including demand forecasting, leakage analysis, water efficiency assessment, water quality analysis, and resource planning. Uses…
Serves UK water companies and water-sector organisations needing data-led insight for demand, leakage, water efficiency, smart metering, resource planning and regulatory programmes.
Financial Health
StableStable · Hiring · 13% CAGR over 2y
Location
SDS Ltd
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsDesigns and manufactures water management systems for flood prevention, surface water treatment, and rainwater reuse. Products include stormwater attenuation tanks, drainage infrastructure, and…
Serves B2B and public-sector buyers including property developers, civil engineering contractors, design consultants, highway authorities and infrastructure owners on housing, commercial, R&D and…
Financial Health
DistressedDistressed · -11% CAGR over 2y
Location
Yildon BESS Limited
Trajectory
2y · 2024–NowFinancial sub-scores
Computed from 2 filingsFinancial Health
DistressedDistressed
Location
Fafnir BESS Limited
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsFinancial Health
DistressedDistressed
Location
Irena BESS Limited
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsFinancial Health
DistressedDistressed
Location
Kalausi BESS Limited
Trajectory
2y · 2024–NowFinancial sub-scores
Computed from 2 filingsFinancial Health
DistressedDistressed
Location
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsFinancial Health
DistressedDistressed
Location
Ogma BESS Limited
Trajectory
2y · 2024–NowFinancial sub-scores
Computed from 2 filingsFinancial Health
DistressedDistressed
Location
Nembus BESS Limited
Trajectory
2y · 2024–NowFinancial sub-scores
Computed from 2 filingsFinancial Health
DistressedDistressed
Location
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsFinancial Health
DistressedDistressed
Location
Lightsource bp
Develops, finances, constructs and operates utility‑scale solar energy and battery storage projects, generating renewable electricity and supplying power to utilities, businesses and energy markets…
Serves businesses, utilities, investors, governments, landowners and local communities globally that engage in utility-scale renewable energy, storage, power purchase or land partnership arrangements.
Location
Lightsource bp
Develops, constructs and operates utility‑scale onshore renewable energy and energy storage projects, including solar and wind installations. Works with utilities, investors and businesses to deliver…
Serves investors, businesses, utilities, governments, landowners and local communities seeking utility-scale renewable energy and storage projects, power offtake, partnerships or land agreements…
Location
Water Lilies Community Energy Limited
Trajectory
4y · 2021–NowFinancial sub-scores
Computed from 4 filingsFinancial Health
DistressedDistressed
Location
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsFinancial Health
DistressedDistressed
Location
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsFinancial Health
DistressedDistressed
Location
Aura Power Solar UK 3 Ltd
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsFinancial Health
DistressedDistressed
Location
Aura Power Solar UK 1 Ltd
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsFinancial Health
DistressedDistressed
Location
Aura Power Solar UK 4 Ltd
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsFinancial Health
DistressedDistressed
Location
Aura Power Solar UK 2 Ltd
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsFinancial Health
DistressedDistressed
Location
ARENA CAPITAL PARTNERS LIMITED
Trajectory
2y · 2019–NowFinancial sub-scores
Computed from 2 filingsOperates and owns wind power generation projects. Develops and manages wind farms and associated turbines, producing electricity from wind energy and overseeing the operation and asset management of…
Financial Health
WeakWeak
Location
PSE 2 LTD
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsProvides electrical engineering consultancy for power systems, including power system analysis, electrical network design, grid connection studies, earthing and lightning protection design,…
Serves B2B customers across the power sector, including large industrial and manufacturing companies, EPC contractors, network operators and energy developers, with international projects.
Financial Health
StrongStrong · Growing, Hiring · 32% CAGR over 4y
Location
Develops, constructs and operates utility‑scale onshore renewable energy and energy storage projects, including solar and wind farms. Works with utilities, businesses, governments and investors to…
Serves utilities, large businesses, public sector bodies, investors, landowners and local communities seeking utility-scale renewable energy and storage partnerships across global markets.
Location
Trajectory
1y · 2025–NowFinancial Health
Insufficient historyInsufficient history
Location
Briggs Climate Control Ltd
Trajectory
4y · 2022–NowFinancial sub-scores
Computed from 4 filingsFinancial Health
StrongStrong · Hiring · 26% CAGR over 3y
Location
BF31 WHF Solar Limited
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsFinancial Health
WeakWeak
Location
Elnath Solar Ltd
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsFinancial Health
DistressedDistressed
Location
Wallace Wood Solar Farm Limited
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsFinancial Health
DistressedDistressed
Location
WSE Hartford Wood Limited
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsFinancial Health
WeakWeak
Location
Sheepwash Lane Energy Barn Limited
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsFinancial Health
WeakWeak
Location
Lower Mays Solar Farm Limited
Trajectory
2y · 2023–NowFinancial sub-scores
Computed from 2 filingsFinancial Health
WeakWeak · 0% CAGR over 1y
Location
LH DNO Grid Services Limited
Trajectory
2y · 2024–NowFinancial sub-scores
Computed from 2 filingsFinancial Health
WeakWeak
Location
BF33E BHF Solar Limited
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsFinancial Health
WeakWeak
Location
Ashton Airconditioning Services Ltd
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsFinancial Health
HealthyHealthy · Growing · 0% CAGR over 4y
Location
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsFinancial Health
HealthyHealthy
Location
TOUMETIS LTD
Trajectory
5y · 2019–NowFinancial sub-scores
Computed from 5 filingsDevelops predictive analytics and machine learning software for electrical utilities. Its platform analyses power quality data to detect anomalies, classify event types, and locate incipient…
Sells to B2B electric utilities, power distribution companies and grid operators responsible for transmission and distribution reliability, asset maintenance, outage reduction and wildfire-risk…
Financial Health
StableStable · -7% CAGR over 6y
Location
Lower Tean Leys Solar Farm Limited
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsFinancial Health
DistressedDistressed
Location
Twineham Energy Limited
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsFinancial Health
DistressedDistressed
Location
Whitehouse Farm Energy Barn Limited
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsFinancial Health
WeakWeak
Location
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How Bristol utilities companies work and how to sell to them
What they do
Utilities firms around Bristol usually earn through recurring service charges, maintenance retainers, supply margins, connection or metering fees, and project call-offs attached to estates or infrastructure contracts. Their offer is often operational rather than purely advisory: field attendance, planned maintenance, monitoring, compliance paperwork, emergency response and subcontractor management. Pricing tends to combine fixed monthly or annual service fees with usage-based, site-based or job-based charges, especially where assets are distributed across commercial premises, housing schemes or local infrastructure. Gross margin can be constrained by labour, vehicles, materials and compliance administration, so suppliers value tools that reduce wasted visits or evidence work cleanly.
Who they sell to
Most Bristol utilities operators sell into organisations that own or manage sites, tenants, public assets or development programmes. Typical buyers include estates directors, facilities managers, asset managers, procurement teams, finance leads and operations heads, with technical users influencing specifications and service levels. The channel is usually direct sales, repeat account management, tendering, approved supplier lists or subcontract work under larger infrastructure and property contracts. Sales cycles tend to be shorter for urgent maintenance and longer where public procurement, safety assurance or framework admission is involved. Commercial teams should expect formal documentation even in relatively modest engagements.
What they buy
Most utilities firms tend to spend on systems that make field operations auditable: work-order management, scheduling, route planning, asset registers, mobile forms, document storage and service-level reporting. Finance and revenue operations matter too, particularly contract billing, credit control, purchase-order matching and forecasting for recurring or usage-linked income. They also buy fleet support, parts supply, testing equipment, insurance, health-and-safety advice, legal support, recruitment for engineers and technicians, and cyber security for customer and asset information. Larger or more technical operators may add remote monitoring, data analytics and integration services.
Why and how to sell to them
A new estate contract, framework renewal, audit finding or service failure can move these buyers from tolerating spreadsheets to funding change. Bristol utilities buyers tend to be receptive when a seller connects the offer to response times, first-time fix rates, evidence packs, subcontractor control, cash collection or reduced administrative load per job. Newer operators may need basic finance, CRM and field-service discipline; more mature firms usually care about standardising processes across contracts. Outbound works better when it references the operating model — essential service, local coverage, regulated or assurance-heavy work — rather than generic growth language.
How this list is built
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.
Also in Bristol
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Frequently asked questions
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