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Mobile Networks Companies in Bristol: 37 Active Firms (2026)

Mobile network companies build, operate and support wireless connectivity infrastructure for customers in the Bristol metropolitan area.

Buying centres tend to sit with network operations, estates teams, digital infrastructure leads and procurement teams rather than general IT alone. Bristol-area suppliers usually sell to business sites, public-sector estates and carrier delivery teams that need radio planning, installation, testing, maintenance or managed connectivity across distributed locations. Engagements are often project-led at the outset, with survey, design and deployment work followed by support retainers or availability commitments. The commercial shape is therefore closer to engineering services plus managed operations than to a pure software subscription model.

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The Bristol metropolitan area has 37 actively trading mobile network companies in this cohort, making it a compact local market by company count. Reported employment totals 88 people, which points to a base of small engineering and delivery teams rather than a labour-heavy infrastructure contractor cluster. That profile fits a market where firms can cover planning, integration and managed-service work without carrying the fixed workforce of national network build programmes. For researchers, the count is useful mainly as a specialist-company denominator, not as a proxy for all telecoms activity in Bristol.

Wireless infrastructure work usually carries more operating friction than office-based technology services. Site access, street works, landlord permissions, planning conditions, radio-frequency coordination and service-level liability can all affect delivery timetables. Public-sector and carrier customers also tend to impose procurement, security and assurance requirements before suppliers can work on operational networks or connected estates. The relevant risk is often practical rather than purely legal: a delayed wayleave, constrained roof access or dependency on another contractor can move revenue recognition and support costs, especially for smaller Bristol delivery teams.

Bristol's mobile networks cohort appears likely to remain specialist and services-led. Demand tends to follow estate upgrades, private wireless trials, venue connectivity and the maintenance burden created by more connected assets. Scale-up scarcity may persist, because radio engineering firms often grow through contracts, framework access and repeat site work rather than low-cost customer acquisition. Consolidation pressure has been plausible where customers want fewer subcontractors and clearer accountability, but smaller engineering teams can still hold ground when they have local access knowledge, field capability and credible managed-service processes.

37

Active firms

2026

2

Above £5M

turnover band

4

New since 2022

recent incorporations

Key facts

About 5% of the trading cohort reports turnover above £5M (2 of 37 firms) — the rest sits below that revenue band.

10% of the cohort was incorporated since 2022 (4 firms), so a sizeable share is in its first few filing cycles.

Mobile network providers in Bristol tend to cover infrastructure build, operation and support, rather than only connectivity resale.

Business connectivity, field operations and machine-to-machine use cases are the main buyer contexts described for this segment.

Coverage, installation and local support shape procurement where wireless access is bought for sites in the Bristol metropolitan area.

Top Bristol mobile networks 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

Euro-Tel Design Ltd

Euro-TEL Design
Telecommunications
13 employeesInc. 2000Bristol, AvonCH 04074702
euro-tel.co.uk

Trajectory

5y · 2021–Now

Financial sub-scores

Computed from 5 filings
Net assets100 / 100
Cash100 / 100
Headcount80 / 100
What does Euro-Tel Design Ltd do?

Provides telecommunications infrastructure support services including site surveys, 2D/3D CAD design and photomontages, planning and site acquisition support, structural reviews, fibre data centre…

Who does Euro-Tel Design Ltd sell to?

Serves telecommunications network operators, infrastructure owners and project teams supporting UK fixed, mobile and broadcast communications networks, including clients delivering mobile network…

Key contacts (2)
JA
Jacqueline Anne Wrench
Director
RJ
Robert John Wrench
Director
More contacts & email available
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Company vitals
UK Headcount
13
UK Revenue
£965.3kEstimate
Founded
25 years ago
Since Sep 2000
HQ
Bristol, Avon
Financial health
95

Financial Health

Strong

Strong · Growing, Hiring · 7% CAGR over 4y

GrowingHiring

Location

Map of Bristol, Avon
2 Charnwood House, Marsh Road
Bristol, Avon, BS3 2NA
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VICINITY TECHNOLOGIES LIMITED

Vicinity Technologies
TelecommunicationsDeep Tech
5 employeesInc. 2023BristolCH 14717333
vicinitysys.com

Trajectory

2y · 2024–Now

Financial sub-scores

Computed from 2 filings
Net assets100 / 100
Headcount100 / 100
What does VICINITY TECHNOLOGIES LIMITED do?

Provides 5G infrastructure products and solutions for system integrators and private network operators, including commercial‑ready wireless technologies that can be customised and optimised to…

Who does VICINITY TECHNOLOGIES LIMITED sell to?

Sells to B2B customers worldwide, primarily system integrators and private 5G network operators with specialist deployment requirements.

Key contacts (2)
MW
Man Wai Kwan
Director
KC
Kong Chau Tsang
Director
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Company vitals
UK Headcount
5
UK Revenue
£241.3kEstimate
Founded
3 years ago
Since Mar 2023
HQ
Bristol
Financial health
100

Financial Health

Strong

Strong · Hiring · 67% CAGR over 1y

Hiring

Location

Map of Bristol
Regus Castlemead, Lower Castle Street
Bristol, BS1 3AG
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BRISTOL WIRELESS CIC

Bristol Wireless CIC
Telecommunications
Inc. 2019BristolCH 11990574

Trajectory

5y · 2021–Now

Financial sub-scores

Computed from 5 filings
Net assets0 / 100
Cash0 / 100
More contacts & email available
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Company vitals
UK Headcount
0
UK Revenue
£662
Founded
7 years ago
Since May 2019
HQ
Bristol
Financial health
0

Financial Health

Distressed

Distressed

Financial distressTechnical insolvency

Location

Map of Bristol
8 Somerset Road
Bristol, BS4 2HU
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Picocom Technology Limited

Picocom
TelecommunicationsDeep Tech
14 employeesInc. 2018BristolCH 11497275
picocom.com/about-us

Trajectory

5y · 2021–Now

Financial sub-scores

Computed from 5 filings
Net assets28 / 100
Cash100 / 100
Headcount90 / 100
What does Picocom Technology Limited do?

Designs and develops semiconductor baseband system‑on‑chip (SoC) devices and carrier‑grade software for 4G and 5G small‑cell infrastructure and Open RAN networks, supporting mobile operators, IoT…

Who does Picocom Technology Limited sell to?

Sells to B2B telecom infrastructure customers, including mobile network operators and vendors building 4G/5G small cells and Open RAN networks. Also serves organisations deploying private wireless,…

Key contacts (2)
YJ
Yingbo Jiang
Director
AP
Anthony Peter John Claydon
Director
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Company vitals
UK Headcount
14
UK Revenue
£4.2mEstimate
Founded
7 years ago
Since Aug 2018
HQ
Bristol
Financial health
65

Financial Health

Healthy

Healthy · Hiring · 9% CAGR over 4y

Hiring

Location

Map of Bristol
1st Floor, 25 King Street
Bristol, BS1 4PB
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NTECH INVESTMENTS LTD

Ntech Investments
TelecommunicationsField Services & Trades
1 employeesInc. 2023BristolCH 14784965

Trajectory

2y · 2024–Now

Financial sub-scores

Computed from 2 filings
Net assets0 / 100
Headcount40 / 100
More contacts & email available
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Company vitals
UK Headcount
1
UK Revenue
£0
Founded
3 years ago
Since Apr 2023
HQ
Bristol
Financial health
15

Financial Health

Distressed

Distressed · 0% CAGR over 1y

Financial distress

Location

Map of Bristol
The Bristol Office 2nd Floor, 5 High Street, Westbury-On-Trym
Bristol, BS9 3BY
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Maxema Limited

Maxema
TelecommunicationsManagement Consulting
3 employeesInc. 2008BristolCH 06744213
stone-co.co.uk

Trajectory

5y · 2021–Now

Financial sub-scores

Computed from 5 filings
Net assets39 / 100
Cash9 / 100
Headcount17 / 100
Key contacts (2)
EJ
Emma Justine Lewis
Director
AM
Andrew Martin Lewis
Director
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Company vitals
UK Headcount
3
UK Revenue
£106.8kEstimate
Founded
17 years ago
Since Nov 2008
HQ
Bristol
Financial health
25

Financial Health

Weak

Weak · -7% CAGR over 4y

Location

Map of Bristol
Unit 2, Charnwood House, Marsh Road
Bristol, BS3 2NA
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Blu Wireless Technology Limited

Blu Wireless
TelecommunicationsDeep TechAerospace & Defence
51k employeesInc. 2009BristolCH 06855929
bluwireless.com

Trajectory

2y · 2024–Now

Financial sub-scores

Computed from 2 filings
Net assets40 / 100
Cash100 / 100
Headcount28 / 100
What does Blu Wireless Technology Limited do?

Develops mmWave wireless communication technology and networking equipment providing multi‑gigabit connectivity. Supplies semiconductor and system products, baseband modems and software for…

Who does Blu Wireless Technology Limited sell to?

Serves defence organisations, high-speed rail operators, transport infrastructure providers and mobility systems partners in complex, data-intensive communications environments.

Key contacts (3)
AP
Adrian Paul Moores
Director
AJ
Anders Joakim Lauren
Director
HK
Hemant Kumar Mardia
Director
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Company vitals
UK Headcount
51k
UK Revenue
£22.8mEstimate
Founded
17 years ago
Since Mar 2009
HQ
Bristol
Financial health
53

Financial Health

Stable

Stable · -12% CAGR over 1y

Location

Map of Bristol
One Castle Park, Tower Hill
Bristol, BS2 0JA
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PROMPT BUSINESS AI LTD

Prompt Business AI
Telecommunications
Inc. 2020BristolCH 12971726

Trajectory

4y · 2022–Now

Financial sub-scores

Computed from 4 filings
Net assets0 / 100
Key contacts (1)
DH
Daniel Hugh Hamilton Suggett
Director
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Company vitals
UK Headcount
0
UK Revenue
£3.6kEstimate
Founded
5 years ago
Since Oct 2020
HQ
Bristol
Financial health
0

Financial Health

Distressed

Distressed

Financial distressTechnical insolvency

Location

Map of Bristol
112 Reedley Road
Bristol, BS9 1BE
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LANSDOWN CLOSE SERVICES LIMITED

Lansdown Close Services
Telecommunications
Inc. 2003BristolCH 04740286

Trajectory

5y · 2021–Now

Financial sub-scores

Computed from 5 filings
Net assets0 / 100
More contacts & email available
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Company vitals
UK Headcount
0
UK Revenue
£0Estimate
Founded
23 years ago
Since Apr 2003
HQ
Bristol
Financial health
0

Financial Health

Distressed

Distressed

Financial distressTechnical insolvency

Location

Map of Bristol
77 Frenchay Close
Bristol, BS16 2QJ
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Kcs Technology Limited

KCS Technology
Telecommunications
1 employeesInc. 2023BristolCH 14882605

Trajectory

2y · 2024–Now

Financial sub-scores

Computed from 2 filings
Net assets100 / 100
Headcount40 / 100
More contacts & email available
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Company vitals
UK Headcount
1
UK Revenue
£5.8kEstimate
Founded
3 years ago
Since May 2023
HQ
Bristol
Financial health
78

Financial Health

Healthy

Healthy · 0% CAGR over 1y

Location

Map of Bristol
36 Cavendish Way
Bristol, BS10 7UP
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Faulkner Network Solutions Limited

Faulkner Network Solutions
Telecommunications
1 employeesInc. 2020Weston-Super-Mare, SomersetCH 12876144

Trajectory

4y · 2021–Now

Financial sub-scores

Computed from 4 filings
Net assets5 / 100
Headcount40 / 100
Key contacts (1)
KF
Karl Faulkner
Director
More contacts & email available
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Company vitals
UK Headcount
1
UK Revenue
£38kEstimate
Founded
5 years ago
Since Sep 2020
HQ
Weston-Super-Mare, Somerset
Financial health
18

Financial Health

Distressed

Distressed · 0% CAGR over 3y

Financial distress

Location

Map of Weston-Super-Mare, Somerset
16 Mead Vale
Weston-Super-Mare, Somerset, BS22 8RB
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ECS Enterprises Limited

ECS Enterprises
TelecommunicationsIT Services & Managed Services
8 employeesInc. 2013BristolCH 08543363
ecs-enterprisesllc.com

Trajectory

5y · 2021–Now

Financial sub-scores

Computed from 5 filings
Net assets30 / 100
Cash46 / 100
Headcount83 / 100
What does ECS Enterprises Limited do?

Provides RF engineering and network planning services for wireless telecommunications, including system design, testing, optimisation, and rollout support for LTE and 5G networks. Also offers…

Who does ECS Enterprises Limited sell to?

Serves wireless carriers, network operators, equipment vendors and telecom support companies, plus private-sector and government organisations needing RF telecom project support or logistics and…

Key contacts (1)
EC
Edward Cooper Simon
Director
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Company vitals
UK Headcount
8
UK Revenue
£696.7kEstimate
Founded
13 years ago
Since May 2013
HQ
Bristol
Financial health
49

Financial Health

Stable

Stable · Hiring · 7% CAGR over 4y

Hiring

Location

Map of Bristol
11a Meadow Close, Backwell
Bristol, BS48 3NN
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Wessex Voice And Data Limited

Wessex Voice and Data
TelecommunicationsIT Services & Managed Services
Inc. 2013BristolCH 08769986

Trajectory

5y · 2021–Now

Financial sub-scores

Computed from 5 filings
Net assets77 / 100
More contacts & email available
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Company vitals
UK Headcount
0
UK Revenue
£7.6kEstimate
Founded
12 years ago
Since Nov 2013
HQ
Bristol
Financial health
77

Financial Health

Healthy

Healthy

Location

Map of Bristol
42 Gloucester Road, Rudgeway
Bristol, BS35 3RT
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Shaun Packer Services Ltd

Shaun Packer Services
Telecommunications
1 employeesInc. 2017BristolCH 10850058

Trajectory

5y · 2020–Now

Financial sub-scores

Computed from 5 filings
Headcount40 / 100
Key contacts (1)
SP
Shaun Packer
Director
More contacts & email available
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Company vitals
UK Headcount
1
UK Revenue
£29.1kEstimate
Founded
8 years ago
Since Jul 2017
HQ
Bristol
Financial health
40

Financial Health

Stable

Stable · 0% CAGR over 4y

Location

Map of Bristol
Eden Business Park 61 Macrae Road, 1st Floor, Ham Green
Bristol, BS20 0DD
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JRC Communications Ltd

Joint Radio Company
TelecommunicationsManagement Consulting
8 employeesInc. 2008BristolCH 06541772
jrc.co.uk

Trajectory

5y · 2021–Now

Financial sub-scores

Computed from 5 filings
Net assets0 / 100
Cash15 / 100
Headcount100 / 100
What does JRC Communications Ltd do?

Provides radio spectrum management and telecommunications consultancy, including frequency coordination, radio planning, spectrum licensing applications, and fixed link planning. Supports wireless…

Who does JRC Communications Ltd sell to?

Serves UK energy sector organisations, especially gas and electricity transmission and distribution network operators, plus wind farm developers and infrastructure firms using radio spectrum.

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Company vitals
UK Headcount
8
UK Revenue
£780.1kEstimate
Founded
18 years ago
Since Mar 2008
HQ
Bristol
Financial health
31

Financial Health

Weak

Weak · Hiring · 12% CAGR over 4y

Hiring

Location

Map of Bristol
Unit 1 Harbour Road Trading Estate, Portishead
Bristol, BS20 7BL
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TRIANGLE NETWORKS LTD

Triangle Networks
Telecommunications
0 employeesInc. 2004Clevedon, North SomersetCH 05012807
triangletelecom.co.uk

Trajectory

5y · 2021–Now

Financial sub-scores

Computed from 5 filings
Net assets0 / 100
Cash95 / 100
Headcount0 / 100
Key contacts (5)
PC
Philip Charles Curme
Director
GH
Guy Holdaway
Director
RA
Robert Alan Charles Irwin
Director
DH
Denise Hazel Moseley
Director
PM
Paul Michael Anslow
Director
More contacts & email available
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Company vitals
UK Headcount
0
UK Revenue
£63.8kEstimate
Founded
22 years ago
Since Jan 2004
HQ
Clevedon, North Somerset
Financial health
26

Financial Health

Weak

Weak · -67% CAGR over 4y

Financial distressTechnical insolvency

Location

Map of Clevedon, North Somerset
Channel Court, 8 Hill Road
Clevedon, North Somerset, BS21 7NE
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Speckynet Limited

Speckynet
Telecommunications
1 employeesInc. 2014Warmley, BristolCH 08895848

Trajectory

5y · 2021–Now

Financial sub-scores

Computed from 5 filings
Net assets100 / 100
Cash100 / 100
Headcount0 / 100
Key contacts (1)
SG
Stuart George Harse
Director
More contacts & email available
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Company vitals
UK Headcount
1
UK Revenue
£97.3kEstimate
Founded
12 years ago
Since Feb 2014
HQ
Warmley, Bristol
Financial health
73

Financial Health

Healthy

Healthy · -16% CAGR over 4y

Location

Map of Warmley, Bristol
Unit 1, Office 1 Tower Lane Business Park, Tower Lane
Warmley, Bristol, BS30 8XT
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JCDATA LTD

Jcdata
Telecommunications
1 employeesInc. 2021Bristol, GloucestershireCH 13779889

Trajectory

3y · 2023–Now

Financial sub-scores

Computed from 3 filings
Net assets0 / 100
Headcount40 / 100
Key contacts (1)
JC
Jacob Connolly
Director
More contacts & email available
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Company vitals
UK Headcount
1
UK Revenue
£12.4kEstimate
Founded
4 years ago
Since Dec 2021
HQ
Bristol, Gloucestershire
Financial health
15

Financial Health

Distressed

Distressed · 0% CAGR over 2y

Financial distress

Location

Map of Bristol, Gloucestershire
106 Goldcrest Road, Chipping, Sodbury
Bristol, Gloucestershire, BS37 6XJ
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DeepWellTech Ltd

Deepwelltech
Telecommunications
1 employeesInc. 2019Bristol, GloucestershireCH 11896421

Trajectory

3y · 2023–Now

Financial sub-scores

Computed from 3 filings
Net assets23 / 100
Cash85 / 100
Headcount40 / 100
Key contacts (1)
DW
David William Trewren
Director
More contacts & email available
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Company vitals
UK Headcount
1
UK Revenue
£71.3kEstimate
Founded
7 years ago
Since Mar 2019
HQ
Bristol, Gloucestershire
Financial health
45

Financial Health

Stable

Stable · 0% CAGR over 2y

Location

Map of Bristol, Gloucestershire
184 High Street, Oldland Common
Bristol, Gloucestershire, BS30 9QQ
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INDEPENDENT MOBILES LIMITED

Independent Mobiles
Telecommunications
1 employeesInc. 2003BristolCH 04981322
premiermobilebusiness.co.uk

Trajectory

3y · 2022–Now

Financial sub-scores

Computed from 3 filings
Cash100 / 100
Headcount40 / 100
Key contacts (1)
RP
Ryan Peters
Director
More contacts & email available
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Company vitals
UK Headcount
1
UK Revenue
£31.6kEstimate
Founded
22 years ago
Since Dec 2003
HQ
Bristol
Financial health
70

Financial Health

Healthy

Healthy · 0% CAGR over 2y

Location

Map of Bristol
13 Tyning Road, Saltford
Bristol, BS31 3HL
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PROGRAMMEPROS LIMITED

Programmepros
Telecommunications
1 employeesInc. 2018BristolCH 11261979

Trajectory

5y · 2020–Now

Financial sub-scores

Computed from 5 filings
Net assets0 / 100
More contacts & email available
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Company vitals
UK Headcount
1
UK Revenue
£0Estimate
Founded
8 years ago
Since Mar 2018
HQ
Bristol
Financial health
0

Financial Health

Distressed

Distressed · -16% CAGR over 4y

Financial distress

Location

Map of Bristol
14 Headington Close, Hanham
Bristol, BS15 3BF
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JJJN LIMITED

Jjjn
Telecommunications
Inc. 2020CamberleyCH 12584808

Trajectory

5y · 2021–Now
More contacts & email available
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Company vitals
UK Headcount
0
UK Revenue
£10.8kEstimate
Founded
6 years ago
Since May 2020
HQ
Camberley
Financial health

Financial Health

Insufficient history

Insufficient history

Location

Map of Camberley
40 Bracknell Road
Camberley, GU15 4BG
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WIRELESS INSTRUMENTS LIMITED

Wireless Instruments
Telecommunications
2 employeesInc. 2015BristolCH 09717492

Trajectory

5y · 2020–Now

Financial sub-scores

Computed from 5 filings
Net assets0 / 100
Headcount100 / 100
Key contacts (1)
LL
Louie Lu
Director
More contacts & email available
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Company vitals
UK Headcount
2
UK Revenue
£42.8kEstimate
Founded
10 years ago
Since Aug 2015
HQ
Bristol
Financial health
38

Financial Health

Weak

Weak · Hiring · 19% CAGR over 4y

HiringFinancial distressTechnical insolvency

Location

Map of Bristol
Stanway House Almondsbury Business Centre, Woodlands
Bristol, BS32 4QH
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How Bristol mobile networks companies work and how to sell to them

What they do

Bristol mobile network companies usually earn through a blend of survey fees, engineering day rates, installation projects, support retainers and managed-connectivity contracts. Revenue is often linked to physical delivery: radio surveys, network design, equipment integration, testing, optimisation and ongoing maintenance. Some firms may resell hardware or connectivity alongside services, but margin tends to sit in planning judgement, field execution and service assurance rather than in a pure product licence. Smaller assignments can start as one-off site assessments or fault investigations, while larger engagements become phased deployments with acceptance criteria, service-level terms and recurring support.

Who they sell to

Customers are typically organisations with distributed premises, operational sites or high-dependency connectivity needs: carriers, commercial landlords, logistics operators, venue owners, public-sector estates and larger local employers. Buying committees usually include network operations, estates, facilities, digital infrastructure, finance and procurement, with CTO or CIO involvement where connectivity underpins core systems. Simple remedial work may be bought directly after a technical recommendation, while new deployments and managed-service agreements tend to go through framework checks, supplier onboarding or competitive tender. Sales cycles are usually short for discrete survey work and longer where access permissions, security assurance and multi-site delivery are involved.

What they buy

Most mobile network firms tend to spend on field-service management, quoting and job-costing tools, project accounting, CRM, procurement systems, device management, network monitoring, cyber security, documentation control and health-and-safety administration. Engineering teams also buy specialist recruitment, subcontract labour, fleet support, insurance, legal advice for contract terms, and marketing aimed at estates or infrastructure buyers. Where a supplier has recurring managed-service revenue, billing accuracy, service reporting, ticket handling and customer success processes matter more. Sellers should expect practical evaluation criteria: whether a tool reduces engineer admin, improves site handover, shortens quote turnaround or gives managers clearer visibility of margin by project.

Why and how to sell to them

Mobile network buyers tend to evaluate vendors when contract volume rises, field teams are stretched, a public-sector or carrier framework is won, or recurring support obligations become harder to manage by spreadsheet. Other triggers include new operations leadership, a move from ad hoc projects into managed services, headcount growth, or pressure to evidence compliance and service levels. Outbound messages usually work better when tied to operational leakage than broad technology claims: missed site visits, slow variation approvals, poor asset records, inconsistent handover packs, delayed invoicing or weak project-margin visibility. Bristol suppliers may be receptive where a proposal helps them look lower-risk to larger customers.

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 mobile networks companies are there in the Bristol?
Around 34 actively-trading mobile networks companies are registered in the Bristol. Of those, 2 report turnover above £5M in their most recent filed accounts.
What counts as a mobile networks company in this list?
A company is included when its public website and filed activity descriptions indicate it sells mobile networks 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 mobile networks companies in the Bristol?
The list is ordered by reported UK turnover from each firm's most recent Companies House XBRL filing, so the largest mobile networks companies in the Bristol appear at the top of the table. About 2 of the 34 actively-trading firms report turnover above £5M in their most recent accounts; subsidiaries that file consolidated worldwide accounts are excluded so the figures stay UK-specific.
What do mobile networks companies in the Bristol actually do?
Bristol mobile network companies usually earn through a blend of survey fees, engineering day rates, installation projects, support retainers and managed-connectivity contracts. Revenue is often linked to physical delivery: radio surveys, network design, equipment integration, testing, optimisation and ongoing maintenance. Some firms may resell hardware or connectivity alongside services, but margin tends to sit in planning judgement, field execution and service assurance rather than in a pure product licence. Smaller assignments can start as one-off site assessments or fault investigations, while larger engagements become phased deployments with acceptance criteria, service-level terms and recurring support.
How does Bristol mobile networks compare internationally?
Cross-border comparisons of mobile networks 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 mobile networks companies in the Bristol?
Company sizes in this list vary widely. The median actively-trading mobile networks firm employs around 1 people, and median UK turnover across the list is roughly £19k in the most recent filed accounts.
Are these mostly new or established mobile networks companies?
3 of the 34 actively-trading mobile networks companies in this list were incorporated since 2022; the remainder were incorporated before then, so the Bristol 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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