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Telecoms Infrastructure Companies in the UK: 3,000+ Active Firms (2026)
Telecoms infrastructure companies in the UK build, maintain and operate network assets that support fixed, mobile and data connectivity.
Buying activity tends to sit with network planning, operations, procurement and estate teams rather than with a single software-style buyer. The main centres of demand are fibre build and upgrade programmes, wireless site work, network construction, field maintenance and managed infrastructure operations. Customers are usually communications providers, infrastructure owners, enterprise estates and public-sector bodies, with engagements ranging from specialist surveys and installation packages to regional maintenance frameworks and outsourced build operations. Procurement is therefore more project- and service-led than product-led, with evidence of field capacity, accreditations, coverage and safety processes often carrying as much weight as price.
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Across the UK, 3,028 telecoms infrastructure companies are actively trading, making this a sizeable but not especially broad industrial-services cohort. The commercial centre of gravity appears to sit below national network-operator scale: 126 companies have more than £5M in turnover, while 566 have been incorporated since 2022, leaving a long tail of younger contractors, installers and managed-service specialists. Reported employment totals 2,906 people, which points to a visible workforce footprint but also to a market where subcontracting, project teams and regional delivery capacity are likely to matter when interpreting company scale.
Network-build work sits at the intersection of telecoms policy, civil engineering and property access. For researchers, the useful distinction is between firms that own or operate connectivity assets and those that provide construction, installation or maintenance services to asset owners. The former carry more exposure to service continuity, access terms and commercial regulation; the latter are shaped more by permits, street works, wayleaves, health and safety requirements and subcontractor control. Public-sector and enterprise work can add procurement scrutiny, particularly where connectivity supports critical sites or long-lived estate programmes.
Future activity appears likely to be shaped by replacement cycles, infill work and maintenance obligations as much as by new network construction. The cohort has a clear contractor and services bias, so margin pressure may persist where work is won through framework pricing and labour availability rather than asset ownership. Smaller specialists tend to remain dependent on regional access, certification and field teams; scaled operators may look to consolidate delivery capability where customer contracts require national coverage. The market therefore looks less like a pure technology category and more like an infrastructure services market with selective asset-led upside.
3,028
Active firms
2026
126
Above £5M
reported revenue
566
Since 2022
new incorporations
Key facts
About 4% of the trading cohort reports turnover above £5M (126 of 3,028 firms) — the rest sits below that revenue band.
18% of the cohort was incorporated since 2022 (566 firms), so a sizeable share is in its first few filing cycles.
Network availability depends on engineering, operations and maintenance capacity as well as customer-facing telecoms activity.
Business models split between labour-heavy field-service contractors and asset-holding, subcontracting or project-management operators.
Accounts can reflect ownership structure, subcontracting and project mix as much as the amount of network work handled.
Top UK telecoms infrastructure companies
F & W NETWORKS LTD
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsBuilds and operates full‑fibre broadband infrastructure, deploying fibre‑to‑the‑premises (FTTP) networks. Provides gigabit internet connectivity for residential and business premises and offers…
Serves residents, businesses, landlords, developers, public sector bodies, wholesale ISPs and rural communities in mid-sized towns and rural areas across the South of England.
Financial Health
HealthyHealthy · -59% CAGR over 4y
Location
SITEC INFRASTRUCTURE SERVICES LIMITED
Trajectory
2y · 2020–NowFinancial sub-scores
Computed from 2 filingsProvides programme and project management, design, acquisition, planning and construction services for mobile and fixed telecommunications networks, including fibre network design and build, site…
Serves major UK mobile and fixed-line telecoms operators, network infrastructure owners and other industry players needing large-scale network portfolio support and deployment across urban and rural…
Financial Health
WeakWeak · Hiring · 26% CAGR over 1y
Location
Trajectory
5y · 2020–NowFinancial sub-scores
Computed from 5 filingsProvides wholesale full‑fibre broadband infrastructure, building and operating fibre‑to‑the‑premises networks that connect homes and businesses. Supplies network access and connectivity services to…
Serves ISP partners, local authorities, carriers, mobile network operators and landlords, with end users including residents and businesses in selected UK towns.
Financial Health
HealthyHealthy
Location
Harrelli Communications Limited
Trajectory
3y · 2022–NowFinancial sub-scores
Computed from 3 filingsProvides telecommunications infrastructure services for fibre optic networks, including planning and surveying, civil groundworks, ducting, cable installation, fibre splicing, network build,…
Serves UK telecom network operators, fibre infrastructure owners and build partners, including alt-net providers, that outsource large-scale full-fibre rollout and network construction programmes.
Financial Health
StrongStrong · Growing, Hiring · 46% CAGR over 2y
Location
APT GLOBAL SOLUTIONS LTD
Trajectory
5y · 2020–NowFinancial sub-scores
Computed from 5 filingsProvides telecommunications infrastructure services for fibre network deployments, including civil engineering works, network build activities, and fibre splicing and testing for broadband…
Serves B2B telecoms infrastructure clients across the UK, including network operators and delivery partners such as Telent, Circet KN Group and Virgin Media working within the Openreach network.
Financial Health
StrongStrong · Growing, Hiring · 15% CAGR over 4y
Location
CLARKE PHONES LIMITED
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsProvides telecom infrastructure deployment and maintenance services, including site acquisition, network design, civil construction, rigging, microwave installation, power and data infrastructure…
Serves UK cellular network operators and infrastructure clients, including transport, outdoor media and public infrastructure site owners requiring telecoms, power, data and wireless network projects.
Financial Health
WeakWeak · 2% CAGR over 2y
Location
MAP GROUP (UK) LIMITED
Trajectory
5y · 2020–NowFinancial sub-scores
Computed from 5 filingsProvides technology and engineering services to the telecommunications and broadband sector, including network design and planning, fibre and cable network build, overhead line construction,…
Serves UK communications-sector organisations, including network operators, broadband and service providers, utility providers, private enterprises and public bodies.
Financial Health
StrongStrong · Growing, Hiring · 4% CAGR over 4y
Location
Gl Telecoms Limited
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsProvides fibre optic telecommunications infrastructure services, including network surveying and design, civil engineering works, and the construction and maintenance of full‑fibre broadband networks…
Serves telecoms operators, infrastructure owners, businesses and local communities across the UK needing full-fibre network delivery, upgrades and maintenance for urban and rural connectivity…
Financial Health
StrongStrong · Growing, Hiring · 21% CAGR over 2y
Location
Commplex Network Services Ltd
Trajectory
5y · 2020–NowFinancial sub-scores
Computed from 5 filingsProvides telecommunications infrastructure services including design, installation and maintenance of fibre optic networks. Delivers cabling, fibre splicing and testing, and civil engineering works…
Serves major UK ISPs, fibre network operators and telecom infrastructure partners responsible for large-scale digital network rollout, build programmes and ongoing network support in the…
Financial Health
HealthyHealthy · Hiring · 34% CAGR over 4y
Location
NIO GROUP LIMITED
Trajectory
5y · 2020–NowFinancial sub-scores
Computed from 5 filingsProvides project delivery services for telecommunications infrastructure, including consultancy, network planning, civil engineering works, cable installation, fibre splicing, and testing for telecom…
Serves UK telecommunications companies, including network operators and telecom infrastructure providers, as a B2B supplier for infrastructure rollout and delivery programmes.
Financial Health
StrongStrong
Location
HAWTHORN UK DEVELOPMENTS LTD
Trajectory
5y · 2020–NowFinancial sub-scores
Computed from 5 filingsDesigns, builds and maintains fixed telecommunications infrastructure for network operators. Services include turnkey network planning and construction, civil network installation, cabling, jointing…
Serves B2B customers in the UK telecommunications sector, especially major network operators and fixed telecom/broadband infrastructure clients seeking long-term delivery partners.
Financial Health
StableStable
Location
1Servco Ltd
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsProvides design, planning, and deployment of fibre and wireless telecommunications networks, including FTTP infrastructure and broadband connectivity. Delivers network build, installation, and…
Serves telecoms operators, defence organisations, energy providers and IT enterprises, including organisations involved in fibre rollout, 5G, renewable energy, smart grids and rural connectivity…
Financial Health
HealthyHealthy · 0% CAGR over 2y
Location
Cobra Cabling Solutions Ltd
Trajectory
2y · 2023–NowProvides telecommunications infrastructure installation services for network operators, including fibre and FTTP cabling, underground and overhead cable installation, network surveying, test rodding…
Serves UK telecoms network operators, major broadband networks and telecoms installation contractors, including organisations delivering fibre and cabling infrastructure projects.
Financial Health
Insufficient historyInsufficient history
Location
Future Networks Inc Ltd
Trajectory
5y · 2020–NowFinancial sub-scores
Computed from 5 filingsProvides telecoms infrastructure construction services including surveying, civil engineering works, duct and chamber installation, fibre optic cabling, sub-ducting, and fibre splicing, as well as…
Serves ISPs and telecoms network operators managing fibre optic network build programmes, including organisations requiring large-scale civils, cabling, streetworks and splicing support.
Financial Health
HealthyHealthy · Growing · 0% CAGR over 4y
Location
ADVANCED FIBRE NETWORKS LTD
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsProvides fibre‑optic telecommunications infrastructure services, including network surveying, design and planning, wayleave and permit coordination, and installation works such as trenching,…
Serves B2B telecoms network operators, fibre providers and private developers involved in FTTH, FTTP and full-fibre network rollouts across the UK.
Financial Health
DistressedDistressed · -20% CAGR over 2y
Location
PWL CONTRACTS LTD
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsProvides construction and engineering services for mobile telecommunications infrastructure, including PCN rigging, tower and steel erection, civils and groundworks, anchor installation and testing,…
Serves B2B customers in the UK mobile telecommunications sector, including major network operators, wireless infrastructure owners and telecom project managers delivering new build, upgrade and…
Financial Health
HealthyHealthy · Growing, Hiring · 8% CAGR over 2y
Location
OPEN INFRA LTD
Trajectory
5y · 2022–NowFinancial sub-scores
Computed from 5 filingsDevelops and deploys fibre‑optic broadband infrastructure, delivering fibre connections to homes and enabling internet service providers to offer services through an open marketplace platform, while…
Serves households seeking full-fibre broadband connections in the UK and other selected markets, alongside internet service providers participating in its open fibre marketplace.
Financial Health
WeakWeak · -59% CAGR over 3y
Location
CCN COMMUNICATIONS LTD
Trajectory
5y · 2020–NowFinancial sub-scores
Computed from 5 filingsProvides telecommunications and power utility contracting services, including civil engineering works, fibre optic cabling and splicing, and aerial network installation for network operators and…
Serves telecoms network operators and internet service providers, including fibre infrastructure clients such as CityFibre and Toob, across the South of England.
Financial Health
StableStable · Hiring · 34% CAGR over 4y
Location
C&l Communications Ltd
Trajectory
4y · 2022–NowFinancial sub-scores
Computed from 4 filingsProvides fibre network construction, civil engineering and telecom infrastructure services including fibre deployment, network build, testing and commissioning, traffic management, wireless and smart…
Serves UK network operators, altnets, utilities, councils/local authorities, property developers and enterprise or data centre clients.
Financial Health
StrongStrong · Growing, Hiring · 60% CAGR over 2y
Location
AG TECHNOLOGIES LTD
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsProvides telecom engineering services for mobile network operators, including site surveys, installation and upgrade of antennas and base station equipment, microwave link setup, RF and PIM testing,…
Serves mobile network operators, telecom equipment vendors and infrastructure project contractors needing engineering teams for network rollout, upgrades and maintenance across the UK and selected…
Financial Health
HealthyHealthy · Hiring · 24% CAGR over 4y
Location
GNS COMMUNICATIONS LIMITED
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsProvides telecommunications infrastructure services including civil engineering works, fibre‑optic network design, planning and installation, network build projects, and maintenance and support for…
Sells to businesses and public-sector bodies needing telecoms infrastructure, including network operators, utilities, local authorities and supply chain partners, primarily for fibre and broadband…
Financial Health
StrongStrong · Growing, Hiring · 71% CAGR over 4y
Location
TELECOM ENGINEERING MANAGEMENT SERVICES LTD
Trajectory
4y · 2022–NowFinancial sub-scores
Computed from 4 filingsProvides telecommunications engineering and infrastructure services including fibre network design, installation and termination, site surveys, project management, consultancy, commissioning and…
Serves telecom operators, network infrastructure providers and businesses with communications network requirements, including organisations needing UK-wide fibre infrastructure and project support.
Financial Health
HealthyHealthy · Hiring · 26% CAGR over 3y
Location
A KOMMS LTD
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsProvides telecommunications infrastructure services for fibre‑to‑the‑home (FTTH) networks, including project management, civil engineering, cable blowing and splicing, and coordination of PIA network…
Serves telecommunications network operators, fibre infrastructure providers, civil engineering contractors and local government bodies involved in FTTH/PIA broadband rollout projects in the UK.
Financial Health
StrongStrong · Profitable, Growing, Hiring · 6% CAGR over 2y
Location
GAELTEC UTILITIES UK LIMITED
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsProvides engineering, design and construction services for energy transmission and distribution infrastructure and telecommunications networks, including overhead power lines, substations, grid…
Serves B2B infrastructure clients, including energy transmission and distribution network operators, grid connection owners, fixed fibre broadband providers, and mobile telecommunications network…
Financial Health
StrongStrong · Growing, Hiring · 11% CAGR over 4y
Location
NZ Solutions Limited
Trajectory
5y · 2020–NowFinancial sub-scores
Computed from 5 filingsProvides telecommunications infrastructure services including fixed-network surveying, civil works, fibre and copper cabling, splicing and testing, and FTTP network build. Also delivers data centre…
Serves B2B telecommunications customers, including fixed-line network operators, enterprise network teams, infrastructure owners and data centre operators involved in UK network projects.
Financial Health
HealthyHealthy
Location
CEP Telecoms Limited
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsProvides wireless telecoms infrastructure services including site acquisition, planning and design, construction of telecom sites, network deployment, project management, estate management, and…
Serves major mobile network operators and telecoms infrastructure clients across the UK, including organisations planning new sites, large roll-outs, network development, temporary sites and special…
Financial Health
HealthyHealthy · 0% CAGR over 2y
Location
ALNWICK COMPUTERWARE LTD
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsDesigns, builds and maintains fibre and wireless broadband networks, and provides fixed-line telecommunications and internet services to residential and business customers, including ultrafast…
Sells to residential and business broadband customers, especially rural households, home workers and organisations in Northumberland and North East England that need full fibre connectivity in…
Financial Health
StableStable · -88% CAGR over 2y
Location
Pepe Construction Ltd
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsProvides telecommunications network construction and civil engineering services, including underground and overhead fibre optic installation, fibre splicing and testing, copper network build and…
Serves telecom operators, network infrastructure contractors and public-sector clients in the UK and Romania requiring delivery partners for fibre, copper and civil engineering network projects.
Financial Health
StrongStrong · Growing, Hiring · 19% CAGR over 4y
Location
Sonix Construction Limited
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsProvides telecommunications construction services, carrying out installation and build of telecoms network infrastructure, including associated civil engineering and site works to support the…
Financial Health
StrongStrong · Growing, Hiring · 9% CAGR over 4y
Location
ALLCOM (UK) LIMITED
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsProvides telecommunications infrastructure services including fibre optic and data cabling installation, civil engineering works, site survey and network design, project planning and project…
Serves blue-chip telecommunications clients across the UK, including network operators and infrastructure programme owners seeking contract, subcontract or partnering suppliers for fixed private…
Financial Health
HealthyHealthy · 0% CAGR over 4y
Location
P J S ELECTRICAL CONTRACTORS (NORTH WEST) LIMITED
Trajectory
3y · 2022–NowFinancial sub-scores
Computed from 3 filingsProvides telecoms, electrical and civil engineering contracting services, including fibre and copper network installation, broadband infrastructure builds, tower and CCTV fibre networks, duct laying…
Serves B2B blue-chip developers, contractors and network operators across Britain, including Openreach and alternative telecoms operators, plus PLC occupiers and developers in commercial and…
Financial Health
WeakWeak · -8% CAGR over 2y
Location
FIBRE NETWORK SOLUTIONS HOLDINGS LIMITED
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsProvides fibre and copper network cabling services for telecommunications infrastructure, including fibre splicing, fault location, network go‑live support and 24/7 emergency fibre break response, as…
Serves UK telecoms operators, fibre broadband network builders and infrastructure contractors, including major carriers and installation groups involved in network build and maintenance.
Financial Health
HealthyHealthy
Location
Oakway Limited
Trajectory
4y · 2022–NowFinancial sub-scores
Computed from 4 filingsProvides civil engineering and fibre infrastructure services, including construction, installation and maintenance of telecommunications networks, supporting the deployment of fibre broadband and…
Serves telecoms and internet infrastructure businesses needing fibre network construction and civil engineering support, with projects described across the UK and emphasis on the South West.
Financial Health
StrongStrong · -2% CAGR over 3y
Location
CITI UTILITIES LIMITED
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsProvides telecommunications infrastructure services, installing underground fibre and 5G networks. Carries out duct and cable laying, mole ploughing, trench excavation, traffic management and ground…
Serves B2B and public-sector buyers, including telecom service providers, local authorities and developers supporting fibre and 5G connectivity for rural commercial, residential and industrial…
Financial Health
StableStable · -5% CAGR over 2y
Location
Cable Giants Ltd
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsProvides business-to-business telecommunications services focused on the installation of full‑fibre optic cable infrastructure. Works with internet service providers to build and expand fibre…
Serves B2B telecommunications customers, primarily internet service providers and network operators involved in UK fibre infrastructure projects.
Financial Health
HealthyHealthy · Hiring · 50% CAGR over 2y
Location
SOUTH WESTERN GROUP LTD
Trajectory
4y · 2021–NowFinancial sub-scores
Computed from 4 filingsProvides contracting services for the telecommunications industry, including pre‑enablement works for HFC and FTTP networks, PIA pre‑enablement and construction, and installation of multi‑dwelling…
Serves B2B customers in the telecommunications sector, including major network operators and telecom brands requiring contractor support for fibre, cable and multi-dwelling unit rollout projects.
Financial Health
StrongStrong · Growing, Hiring · 33% CAGR over 3y
Location
NIO COMM LIMITED
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsProvides consultancy, planning, project management and turnkey delivery for telecommunications network projects, including civils, cabling, splicing, testing and commissioning of optical fibre…
Serves B2B telecoms and network infrastructure customers, including large MSOs, major companies with specialist network needs, technical equipment vendors and contracting organisations needing access…
Financial Health
HealthyHealthy · -56% CAGR over 4y
Location
GCU (UK) LIMITED
Trajectory
5y · 2020–NowFinancial sub-scores
Computed from 5 filingsProvides civil engineering and telecommunications infrastructure services, including telecoms ducting, power infrastructure installation, roadworks, excavations and reinstatement, and traffic…
Serves B2B infrastructure clients across the UK and Ireland, including utilities, fixed and wireless telecoms network operators, civil engineering organisations and traffic management customers…
Financial Health
StrongStrong · Growing, Hiring · 12% CAGR over 4y
Location
JFO COMMUNICATIONS LIMITED
Trajectory
3y · 2022–NowFinancial sub-scores
Computed from 3 filingsProvides telecommunications infrastructure services including surveying, installation and maintenance of FTTH/FTTP fibre networks. Delivers fibre cabling, splicing, testing and fault finding,…
Serves B2B telecoms and network infrastructure customers, including ISPs, fibre network operators, data centres and organisations managing new or existing FTTH/FTTP and structured cabling projects.
Financial Health
StrongStrong · Growing, Hiring · 164% CAGR over 2y
Location
Heyrod Communications Limited
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsProvides site acquisition, planning, design and construction services for telecommunications infrastructure. Manages rooftop and greenfield telecom site development, planning applications, structural…
Serves telecommunications companies and infrastructure operators across the UK, including clients developing rooftop, greenfield and streetworks telecom sites and managing network rollout programmes.
Financial Health
StableStable · -86% CAGR over 2y
Location
G.E. Services (Lim) Limited
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsProvides engineering and construction services for energy and telecommunications infrastructure. Activities include electrical substation construction, electricity cable installation, renewable…
Serves UK energy and telecommunications infrastructure clients, including DNOs, TNOs, ICPs, IDNOs, renewable energy developers, broadband network operators and organisations delivering FTTP or rural…
Financial Health
WeakWeak · 0% CAGR over 4y
Location
FASTRACK FIBRE LIMITED
Trajectory
3y · 2022–NowFinancial sub-scores
Computed from 3 filingsProvides funding, project management, design, installation and connection of fibre optic broadband infrastructure. Delivers telecommunications network build and fibre connections to residential and…
Serves domestic and commercial property owners and occupiers across the UK, including rural communities, plus partners involved in telecommunications infrastructure projects.
Financial Health
HealthyHealthy
Location
Red Light Telecom Limited
Trajectory
3y · 2022–NowFinancial sub-scores
Computed from 3 filingsProvides telecommunications infrastructure services including network surveying and design, fibre and cable installation, TRR works, fibre splicing and testing, subduct installation and blown fibre…
Serves telecom network operators, broadband providers and infrastructure partners across the UK, including firms needing contractors for fibre and cable projects.
Financial Health
StrongStrong · Growing, Hiring · 41% CAGR over 2y
Location
Fibretech UK Ltd
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsProvides optical fibre and telecommunications engineering services, including fibre cabling installation, splicing and testing, FTTP network builds, trunk and internal cabling, CATV and metallic…
Serves telecoms, transmission and media-sector businesses, including network operators, fibre broadband providers, utilities and traffic communications teams, civils contractors and developers across…
Financial Health
StrongStrong · Growing · 2% CAGR over 4y
Location
SPLICETEQ SOUTH COMMUNICATIONS LIMITED
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsProvides telecommunications infrastructure services including fibre‑optic and Ethernet cabling installation, FTTP and business fibre connections, network survey and design, fault finding, and civil…
Sells to businesses and infrastructure-sector organisations needing telecoms and utilities network delivery, including ISPs, altnets, Tier 1 contractors and data centre or business connectivity…
Financial Health
StrongStrong · Growing, Hiring · 32% CAGR over 4y
Location
CELLEX LTD
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsProvides planning, design, surveying, civil engineering and construction services for fibre‑optic and telecommunications infrastructure. Delivers end‑to‑end network development including ducting,…
Serves telecoms operators, fibre network owners, utilities, infrastructure developers and businesses across the UK and Europe, from business installation customers to organisations commissioning…
Financial Health
StrongStrong · Hiring · 114% CAGR over 4y
Location
Coa Network Ltd
Trajectory
4y · 2022–NowFinancial sub-scores
Computed from 4 filingsProvides telecommunications infrastructure services including fibre optic network design, site surveying, civil engineering, cable installation, and fibre‑to‑the‑home deployment. Carries out network…
Targets telecom operators, infrastructure delivery partners and government-backed broadband programmes, with end beneficiaries including communities, households and businesses needing full-fibre…
Financial Health
StableStable · -3% CAGR over 3y
Location
HG Comms Ltd
Trajectory
5y · 2020–NowFinancial sub-scores
Computed from 5 filingsProvides telecommunications infrastructure services including network surveying, planning and design, installation and construction, and maintenance. Supports fibre, mobile and wireless network…
Serves B2B clients across the UK, including telecoms leaders, infrastructure contractors and organisations delivering fixed-line, mobile, wireless, rail and renewable energy network projects.
Financial Health
StrongStrong · Hiring · 86% CAGR over 5y
Location
JET RIGGING SERVICES LIMITED
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsProvides telecommunications infrastructure services including EMF site testing, site acquisition and planning, telecoms design, network deployment, wireless rigging, construction, and electrical and…
Serves B2B customers in the UK telecoms and wireless infrastructure sector, including organisations deploying networks that require site acquisition, planning, design, construction, rigging and…
Financial Health
StrongStrong · Growing, Hiring · 2% CAGR over 4y
Location
KMCO GROUP LIMITED
Trajectory
5y · 2020–NowFinancial sub-scores
Computed from 5 filingsProvides telecommunications infrastructure services including fibre-to-the-premises (FTTP) network design, cable installation, and network construction. Works with installation partners to deploy and…
Serves telecoms network operators, broadband providers and infrastructure contractors needing FTTP and cable network delivery, with clients across London, the Midlands, South of England and Ireland.
Financial Health
HealthyHealthy · -54% CAGR over 4y
Location
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How UK telecoms infrastructure companies work and how to sell to them
What they do
Telecoms infrastructure firms earn revenue through a mix of project delivery, recurring maintenance, asset access and managed operations. Contractors are usually paid against survey, build, installation or repair milestones, with some work priced on day rates, call-out schedules or retained service levels. Asset-led operators tend to earn from access fees, wholesale capacity, site rental or long-term service agreements. The offer is usually physical and operational rather than purely digital: duct, fibre, masts, cabinets, cabling, power, field labour, test equipment and network monitoring. Pricing is shaped by geography, permits, materials, subcontractor capacity and the cost of keeping trained engineers available between jobs.
Who they sell to
Most sell to communications providers, infrastructure owners, public-sector estates, enterprise property teams and larger contractors that need delivery partners. The buying group typically includes network planners, operations directors, procurement managers, estates teams, finance reviewers and health and safety leads. Smaller jobs can be bought through direct quotation or preferred-supplier relationships, while regional build, maintenance and managed-service work usually moves through tenders, framework agreements or RFP processes. Sales cycles vary by risk: urgent repair and survey work may move quickly, but site programmes and public-sector contracts tend to require accreditations, insurance checks, mobilisation plans and evidence that field teams can cover the required geography.
What they buy
Most telecoms infrastructure firms tend to spend on tools and services that help them plan work, manage dispersed teams and prove delivery. Common categories include network inventory, GIS mapping, project controls, field service management, workforce scheduling, fleet management, job costing, procurement, subcontractor onboarding, document management and compliance systems. Finance, payroll, HR, recruitment and training services also matter because labour availability and certification shape delivery capacity. More technical buyers may need cloud hosting, cyber security, monitoring, data integration and analytics around asset performance or service levels. Non-software spend can include plant hire, vehicles, safety equipment, test equipment, legal support for wayleaves and insurance advice.
Why and how to sell to them
Telecoms infrastructure buyers tend to evaluate suppliers when a new build programme is won, a maintenance framework expands, a regional team is added, or operational control becomes too fragmented for spreadsheets and email. Common pain points include permit delays, poor job visibility, subcontractor risk, rework, safety evidence, slow invoicing and margin leakage between quote and completion. Outbound works better when it speaks to field utilisation, audit trails, mobilisation speed, fewer missed visits and clearer proof of compliance. Generic technology claims usually land less well than evidence that the offer can fit around site work, procurement controls and the practical constraints of field engineering.
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.
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