Company lists · Data refreshed October 2026

Top 25 Network installation contractors based in the United Kingdom

Name: Network installation contractors based in the United Kingdom
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Oct 18, 2026 655 companies tracked

RevenueBase identified 655 company matches for network installation contractors associated with the United Kingdom as of October 2026 and tracks 5,395 professional contacts across them, including 1,431 with verified work emails. London is the largest hub.

This list covers company matches for network installation contractors associated with the United Kingdom, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed October 18, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.

How to read this list RevenueBase SmartSearch · Exact Recorded Oct 18, 2026 How this list was built

655Companies

5,395Contacts tracked

1,431Verified emails

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The 25 largest network installation contractors based in the United Kingdom

Ranked by team size

Top 25 of 655 company matches for network installation contractors based in the United Kingdom, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 18, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#	Company	RevenueBase SmartSearch	Headquarters	Employees	Contacts
1	Kelly Group	Exact match	Wembley, United KingdomHQ recorded Oct 18, 2026	1,001-5,000	1,111 contacts →
	Exact match “Established in 1985 to support the emerging UK cable television market, Kelly Group has diversified to meet the needs of our clients.” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
2	Switchshop Limited	Exact match	Kimpton, United KingdomHQ recorded Oct 18, 2026	51-200	85 contacts →
	Exact match “Switchshop is a specialist designer, installer and provider of IT network equipment solutions and one of the UK's leading resellers of networking hardware.” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
3	CST	Exact match	Wooburn Green, United KingdomHQ recorded Oct 18, 2026	51-200	76 contacts →
	Exact match “CST is an I.T.” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
4	ISG Tech	Exact match	Nelson, United KingdomHQ recorded Oct 18, 2026	201-500	75 contacts →
	Exact match “ISG Tech is a market-leading provider of services for the design, deployment and management of enterprise network connectivity with over 35 years of experience.” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
5	Installation Technology Limited	Exact match	Reading, United KingdomHQ recorded Oct 18, 2026	51-200	74 contacts →
	Exact match “Installation Technology has over thirty years of experience in providing technical solutions in advanced communication systems.” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
6	The Cabling Group	Exact match	London, United KingdomHQ recorded Oct 18, 2026	51-200	58 contacts →
	Exact match “The Cabling Group provides robust and scalable structured cabling solutions, forming the backbone of modern workplace technology.” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
7	FNG Fortitude Nicsa Global LTD	Exact match	Derby, United KingdomHQ recorded Oct 18, 2026	51-200	52 contacts →
	Exact match “Fortitude Nicsa Global (FNG) is a leading provider of comprehensive IT services, supporting businesses in over 160 countries with innovative, 24/7 solutions.” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
8	MLR Networks LTD	Exact match	Runcorn, United KingdomHQ recorded Oct 18, 2026	11-50	52 contacts →
	Exact match “We are an IT network infrastructure managed services provider delivering enterprise networking, wireless networks, structured cabling and security solutions to customers across…” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
9	Electranet UK Limited	Exact match	London, United KingdomHQ recorded Oct 18, 2026	51-200	48 contacts →
	Exact match “Electranet’s mission is to be a preferred partner to the public and private sectors, bringing competitively priced, secure and innovative solutions to the market.” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
10	Datel Group LTD	Exact match	Weston-super-mare, United KingdomHQ recorded Oct 18, 2026	51-200	44 contacts →
	Exact match “Structured Cabling and Network Solutions that Power Your Progress” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
11	Select Technology	Exact match	Paddock Wood, United KingdomHQ recorded Oct 18, 2026	11-50	40 contacts →
	Exact match “Select Technology is one of the South East’s leading technology service providers, with 30 years of expertise in designing, implementing and supporting IT networks of all sizes.” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
12	GGR Communications LTD	Exact match	Droitwich, United KingdomHQ recorded Oct 18, 2026	11-50	40 contacts →
	Exact match “GGR Communications, a Cisco Premier Partner, offer the latest solutions and technologies for Managed Network Services, Wireless Networking, Unified Communications, Network and…” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
13	Express Communication Services LTD	Exact match	Luton, United KingdomHQ recorded Oct 18, 2026	51-200	37 contacts →
	Exact match “Established in 2012, Express Telecommunication Services Ltd (ExComS) is a UK based IT & Network Support company.” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
14	Excel IT	Exact match	Grays, United KingdomHQ recorded Oct 18, 2026	201-500	36 contacts →
	Exact match “Excel builds, supports and optimises the IT infrastructure, networks and connectivity which drive global business performance.” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
15	Talkwire	Exact match	Melksham, United KingdomHQ recorded Oct 18, 2026	51-200	32 contacts →
	Exact match “Experts for Physical IT Installations Nationwide Whether building network cabinets, fitting devices, integrating complex IT systems, or installing professional IT infrastructure…” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
16	Lynx Networks LTD	Exact match	Milton Keynes, United KingdomHQ recorded Oct 18, 2026	11-50	32 contacts →
	Exact match “Lynx Networks provides IT infrastructure, IT support, data cabling and telephone systems from its offices in Milton Keynes and Portsmouth.” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
17	ADI Electrical	Exact match	Kings Norton, United KingdomHQ recorded Oct 18, 2026	201-500	31 contacts →
	Exact match “adi Electrical have been delivering high quality and reliable Electrical Installation services for over 25 years.” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
18	4ms Network Solutions	Exact match	Aberdeen, United KingdomHQ recorded Oct 18, 2026	51-200	31 contacts →
	Exact match “4MS specialise in networking, cyber-security and telecoms technical services.” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
19	Dacc Europe Limited	Exact match	London, United KingdomHQ recorded Oct 18, 2026	51-200	30 contacts →
	Exact match “DACC Europe is a leading structured cable and network infrastructure provider established in 1996 in Docklands London, enjoying year on year growth and fully manufacturer…” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
20	Rellium	Exact match	London, United KingdomHQ recorded Oct 18, 2026	11-50	30 contacts →
	Exact match “Rellium provides general contractors, turnkey ICT companies and companies expanding into ICT with IT support focusing on structured cabling and IT infrastructure services.” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
21	Nexsis Comms LTD	Exact match	Derby, United KingdomHQ recorded Oct 18, 2026	11-50	30 contacts →
	Exact match “From a business perspective Nexsis Comms pretty much cover all elements that will make an office run as required.” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
22	Prestige Optical LTD	Exact match	London, United KingdomHQ recorded Oct 18, 2026	11-50	28 contacts →
	Exact match “Prestige Optical Ltd is a nation-wide leading provider of high-quality connectivity solutions, specialising in advanced infrastructure and Wifi connectivity.” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
23	Data Path	Exact match	Crewkerne, United KingdomHQ recorded Oct 18, 2026	11-50	27 contacts →
	Exact match “Data Path is a specialist part of the Lowe Holdings group and has extensive experience in the Structured Cabling market having traded for over 35-years throughout the UK and…” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
24	Optech Fibres LTD	Exact match	Barrow In Furness, United KingdomHQ recorded Oct 18, 2026	51-200	21 contacts →
	Exact match “Optech is a trusted partner to a number of long term customers and thrives on developing new relationships predominantly within the north of England and Scotland.” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
25	Comms Installations	Exact match	Sheffield, United KingdomHQ recorded Oct 18, 2026	51-200	21 contacts →
	Exact match “Here at Comms Installations, we offer a wide range of services to the IT and Telecommunications Industry both commercial and domestic including Fibre Installations, WiFi…” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase

RevenueBase SmartSearch

Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.

This list uses Exact for “network installation contractors”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.

Showing 25 of 655 network installation contractors based in the United Kingdom

See the full list, filter by size, metro and specialty, and access 1,431 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Network installation contractors based in the United Kingdom at a glance

As of Oct 18, 2026

26.5%Verified-email coverage

8.2Average contacts per company

1-10Median size (employees)

9.9%Largest-city concentration · London

Oct 18, 2026Page data refreshed

Companies by employee count

1-10

414

11-50

180

51-200

201-500

1,001-5,000

Email recency for this list is measured worldwide rather than for United Kingdom, so it is reported there. Company counts and contact totals on this page are exact for United Kingdom, over 655 companies.

How this list was built

The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.

Source: The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase SmartSearch, the natural-language company search available to every RevenueBase user.
What qualifies: Company records associated with the United Kingdom whose business descriptions match “network installation contractors” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
RevenueBase SmartSearch: Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
Public preview: The public preview omits records without a verified work email. Where headquarters information is recorded, preview rows are also filtered to this page’s location. Dataset totals and geographic summaries describe the full matched records before these preview filters.
Match quality: RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
Ranking: Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
Verification: Every displayed company carries at least one verified work email. RevenueBase tracks 1,431 professional contacts with verified work emails across the full matched dataset. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
Refresh: This page's figures were pulled from the company graph on October 18, 2026. Lists refresh periodically as the graph is re-checked.
Record context: Company records and descriptions can change. Check the company's website for its current services and locations.

Network installation contractors by metro

Network installation contractors in London65

Frequently asked

What is RevenueBase SmartSearch?

RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “network installation contractors”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many network installation contractors are there based in the United Kingdom?

RevenueBase identified 655 company matches for network installation contractors associated with the United Kingdom as of October 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.

What is the largest company on this list?

Kelly Group tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most network installation contractors?

London leads with 65 company records, followed by Bristol (14) and Birmingham (13).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 1,431 professional contacts with verified work emails tracked across these 655 companies; direct dials are available where recorded.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on October 18, 2026.

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About this data

RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase SmartSearch, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.