Company lists · Data refreshed September 2026

Top 25 General contractors based in the United Kingdom

RevenueBase identified 1,599 company matches for general contractors associated with the United Kingdom as of September 2026 and tracks 10,622 professional contacts across them, including 3,460 with verified work emails. London is the largest hub.

This list covers company matches for general 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 September 15, 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 Sep 15, 2026 How this list was built
1,599Companies
10,622Contacts tracked
3,460Verified emails
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The 25 largest general contractors based in the United Kingdom

Ranked by team size
Top 25 of 1,599 company matches for general contractors based in the United Kingdom, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 15, 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.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchNorthampton, United KingdomHQ recorded Sep 15, 2026201-500647 contacts →

Exact match

“Formed in 2001, Winvic Construction Ltd is a leading main contractor that specialises in the design, build and fit-out of industrial, multi-room and commercial projects, and the…”

Recorded in the RevenueBase company graph · Sep 15, 2026 · View company records in RevenueBase
2Exact matchLondon, United KingdomHQ recorded Sep 15, 2026201-500562 contacts →

Exact match

“We are a privately-owned, family operated main contractor established in 1974.”

Recorded in the RevenueBase company graph · Sep 15, 2026 · View company records in RevenueBase
3Exact matchWaltham Cross, United KingdomHQ recorded Sep 15, 2026n/a509 contacts →

Exact match

“Design & Build Construction Company”

Recorded in the RevenueBase company graph · Sep 15, 2026 · View company records in RevenueBase
4Exact matchLondon, United KingdomHQ recorded Sep 15, 2026201-500152 contacts →

Exact match

“Canary Wharf Contractors Ltd (CWCL) manages and delivers all of Canary Wharf Group’s construction projects in an integrated Project Manager/Main Contractor basis.”

Recorded in the RevenueBase company graph · Sep 15, 2026 · View company records in RevenueBase
5Exact matchLondon, United KingdomHQ recorded Sep 15, 202651-200146 contacts →

Exact match

“We turn visions into reality.”

Recorded in the RevenueBase company graph · Sep 15, 2026 · View company records in RevenueBase
6Exact matchHitchin, United KingdomHQ recorded Sep 15, 202651-200113 contacts →

Exact match

“Ashe Construction is part of the Ashe Group and is a regional construction company operating from our head office in Hertfordshire.”

Recorded in the RevenueBase company graph · Sep 15, 2026 · View company records in RevenueBase
7Exact matchGloucester, United KingdomHQ recorded Sep 15, 2026201-500102 contacts →

Exact match

“E G Carter & Co Ltd are a multi regional construction company with offices spread throughout the Midlands and South West.”

Recorded in the RevenueBase company graph · Sep 15, 2026 · View company records in RevenueBase
8Exact matchLondon, United KingdomHQ recorded Sep 15, 202651-200100 contacts →

Exact match

“ODGroup is a main contractor that brings projects to life with integrated, high-quality design, project management and construction.”

Recorded in the RevenueBase company graph · Sep 15, 2026 · View company records in RevenueBase
9Exact matchWest Malling, United KingdomHQ recorded Sep 15, 202651-20099 contacts →

Exact match

“Established in 2016, Magrock has rapidly grown into one of the Uk’s most trusted contractors, a reputation earned by doing things differently.”

Recorded in the RevenueBase company graph · Sep 15, 2026 · View company records in RevenueBase
10Exact matchAberdeen, United KingdomHQ recorded Sep 15, 202651-20095 contacts →

Exact match

“What began as a small family-run business in 2007 has grown into one of the most trusted names in the industry.”

Recorded in the RevenueBase company graph · Sep 15, 2026 · View company records in RevenueBase
11Exact matchDorchester, United KingdomHQ recorded Sep 15, 202651-20094 contacts →

Exact match

“Our vision at CG Fry & Son is to provide a quality service to all our customers across our range of services.”

Recorded in the RevenueBase company graph · Sep 15, 2026 · View company records in RevenueBase
12Exact matchWesthill, United KingdomHQ recorded Sep 15, 202651-20086 contacts →

Exact match

“CHAP Group is one of Scotland's leading privately owned construction groups with an inspiring heritage dating back to 1976.”

Recorded in the RevenueBase company graph · Sep 15, 2026 · View company records in RevenueBase
13Exact matchUnited KingdomHQ recorded Sep 15, 202651-20086 contacts →

Exact match

“Since our foundation in 1972, OHMG has emerged as a pioneering, chartered construction firm, celebrated for its excellence across Ireland.”

Recorded in the RevenueBase company graph · Sep 15, 2026 · View company records in RevenueBase
14Exact matchManningtree, United KingdomHQ recorded Sep 15, 202651-20085 contacts →

Exact match

“Rose Builders is led by a highly experienced, hands-on management team with a passion for delivering high-quality projects and exceptional outcomes for clients.”

Recorded in the RevenueBase company graph · Sep 15, 2026 · View company records in RevenueBase
15Exact matchEmersons Green, United KingdomHQ recorded Sep 15, 202651-20084 contacts →

Exact match

“We offer a unique, flexible and integrated service which appeals to a large range of clients and projects, whatever their scale, complexity or industry sector.”

Recorded in the RevenueBase company graph · Sep 15, 2026 · View company records in RevenueBase
16Exact matchChatham, United KingdomHQ recorded Sep 15, 202651-20082 contacts →

Exact match

“Faithdean Plc has built an excellent reputation as a trusted and established main contractor based in the South East.”

Recorded in the RevenueBase company graph · Sep 15, 2026 · View company records in RevenueBase
17Exact matchFareham, United KingdomHQ recorded Sep 15, 202611-5080 contacts →

Exact match

“The AT Jones Group is a leading subcontractor company, consisting of two divisions: AT Jones and AT Jones Facades.”

Recorded in the RevenueBase company graph · Sep 15, 2026 · View company records in RevenueBase
18Exact matchLondon, United KingdomHQ recorded Sep 15, 202651-20074 contacts →

Exact match

“ANT YAPI (UK) LIMITED is a construction company based out of 1 Knightsbridge Green, 5th-floor office 5.48, SW1X 7QA, LONDON, United Kingdom.”

Recorded in the RevenueBase company graph · Sep 15, 2026 · View company records in RevenueBase
19Exact matchLondon, United KingdomHQ recorded Sep 15, 202651-20070 contacts →

Exact match

“Since formation in Westgreen have developed a reputation for our ability to deliver a high-quality bespoke service.”

Recorded in the RevenueBase company graph · Sep 15, 2026 · View company records in RevenueBase
20Exact matchNewport, United KingdomHQ recorded Sep 15, 202651-20065 contacts →

Exact match

“KCL undertake a wide range of civil engineering and industrial building projects nationwide both as a Subcontractor and Principal Contractor including Design and Construct…”

Recorded in the RevenueBase company graph · Sep 15, 2026 · View company records in RevenueBase
21Exact matchBorehamwood, United KingdomHQ recorded Sep 15, 202611-5058 contacts →

Exact match

“GRIGGS was established in 1968 as John E.”

Recorded in the RevenueBase company graph · Sep 15, 2026 · View company records in RevenueBase
22Exact matchBasildon, United KingdomHQ recorded Sep 15, 202651-20049 contacts →

Exact match

“Our company was founded in East London in 2004.”

Recorded in the RevenueBase company graph · Sep 15, 2026 · View company records in RevenueBase
23Exact matchPostwick, United KingdomHQ recorded Sep 15, 202651-20047 contacts →

Exact match

“Our expertise covers commercial and industrial buildings, the refurbishment and renovation of listed buildings, community builds, universities, colleges, schools, social housing…”

Recorded in the RevenueBase company graph · Sep 15, 2026 · View company records in RevenueBase
24Exact matchEssex, United KingdomHQ recorded Sep 15, 202651-20046 contacts →

Exact match

“Knight Build, established in 1994, specialises in delivering some of the UK’s most challenging and prestigious projects.”

Recorded in the RevenueBase company graph · Sep 15, 2026 · View company records in RevenueBase
25Exact matchRamsgate, United KingdomHQ recorded Sep 15, 202651-20044 contacts →

Exact match

“Established in 1877 and based in Kent, we have expertise across all construction sectors and are proud of what we do.”

Recorded in the RevenueBase company graph · Sep 15, 2026 · View company records in RevenueBase

Showing 25 of 1,599 general contractors based in the United Kingdom

See the full list, filter by size, metro and specialty, and access 3,460 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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General contractors based in the United Kingdom at a glance

As of Sep 15, 2026
32.6%Verified-email coverage
6.6Average contacts per company
1-10Median size (employees)
20.3%Largest-city concentration · London
Sep 15, 2026Page data refreshed

Companies by employee count

1-10
890
11-50
556
51-200
108
201-500
13
501-1,000
4
1,001-5,000
2
10001+
2

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 1,599 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 “general 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 3,460 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 September 15, 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.

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 “general contractors”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many general contractors are there based in the United Kingdom?

RevenueBase identified 1,599 company matches for general contractors associated with the United Kingdom as of September 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?

Winvic Construction LTD tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most general contractors?

London leads with 325 company records, followed by Manchester (29) and Birmingham (16).

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 3,460 professional contacts with verified work emails tracked across these 1,599 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 September 15, 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.