Company lists · Data refreshed September 2026

Top 25 Civil infrastructure contractors based in the United Kingdom

RevenueBase identified 1,840 company matches for civil infrastructure contractors associated with the United Kingdom as of September 2026 and tracks 45,933 professional contacts across them, including 15,635 with verified work emails. London is the largest hub.

This list covers company matches for civil infrastructure 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 16, 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 16, 2026 How this list was built
1,840Companies
45,933Contacts tracked
15,635Verified emails
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The 25 largest civil infrastructure contractors based in the United Kingdom

Ranked by team size
Top 25 of 1,840 company matches for civil infrastructure contractors based in the United Kingdom, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 16, 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 matchUxbridge, United KingdomHQ recorded Sep 16, 20261,001-5,0003,196 contacts →

Exact match

“Galliford Try is a leading UK contractor, and a member of the FTSE 250, passionate about providing high quality buildings and infrastructure for communities across the nation.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
2Exact matchLondon, United KingdomHQ recorded Sep 16, 20261,001-5,0003,095 contacts →

Exact match

“Murphy is a leading international, multi-disciplined engineering and construction company founded in 1951 that improves life by delivering world-class infrastructure.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
3Exact matchHarefield, United KingdomHQ recorded Sep 16, 20261,001-5,0001,218 contacts →

Exact match

“The Clancy Group was founded in 1958 by Michael Clancy as M.J.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
4Exact matchLondon, United KingdomHQ recorded Sep 16, 20261,001-5,0001,073 contacts →

Exact match

“Keltbray is a UK leading specialist engineering contractor, which offers engineering, construction, demolition, decommissioning, remediation, environmental services and reinforced…”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
5Exact matchSevenoaks, United KingdomHQ recorded Sep 16, 20261,001-5,000974 contacts →

Exact match

“FM Conway is a leading infrastructure services company delivering vital services in transportation, the built environment and open spaces for communities and businesses.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
6Exact matchHoddesdon, United KingdomHQ recorded Sep 16, 20261,001-5,000863 contacts →

Exact match

“VolkerFitzpatrick is a multi-disciplinary contractor working in the civil engineering, building, rail, waste and energy infrastructure sectors.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
7Exact matchBarnsley, United KingdomHQ recorded Sep 16, 20261,001-5,000845 contacts →

Exact match

“Who are we?”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
8Exact matchWalsall, United KingdomHQ recorded Sep 16, 20261,001-5,000803 contacts →

Exact match

“Barhale was formed in 1980 as a specialist tunnelling contractor and grew initially through the successful delivery of projects in the water sector, developing mechanical and…”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
9Exact matchAldridge, United KingdomHQ recorded Sep 16, 2026201-500599 contacts →

Exact match

“M&J Evans Construction Ltd, one of the largest groundworks and civil engineering business has been based in the West Midlands since 2003.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
10Exact matchBelfast, United KingdomHQ recorded Sep 16, 2026501-1,000571 contacts →

Exact match

“Farrans is a leading civil engineering and building contractor which specialises in innovative and sustainable solutions for the water, energy, aviation, transportation, marine…”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
11Exact matchSolihull, United KingdomHQ recorded Sep 16, 2026501-1,000544 contacts →

Exact match

“MV Kelly is an award-winning civil engineering and building contractor, trusted across the UK for delivering high-quality infrastructure, groundworks, and associated building…”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
12Exact matchStanford-le-hope, United KingdomHQ recorded Sep 16, 2026501-1,000487 contacts →

Exact match

“Joseph Gallagher is one of the UK's leading Civil Engineering & Tunnelling sub-contractors that has significantly grown over the past 45 years into an international business.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
13Exact matchStrathaven, United KingdomHQ recorded Sep 16, 2026501-1,000486 contacts →

Exact match

“QTS is one of the country’s leading railways contractors, founded by MD, Alan McLeish.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
14Exact matchBirmingham Business Park, United KingdomHQ recorded Sep 16, 20261,001-5,000459 contacts →

Exact match

“Colas is a world leader in the construction and maintenance of transport infrastructure.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
15Exact matchAbergavenny, United KingdomHQ recorded Sep 16, 2026201-500412 contacts →

Exact match

“Welcome to / Croeso i Griffiths We are a sustainable civil engineering contractor that helps connect communities through road, rail, water, and utilities.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
16Exact matchIpswich, United KingdomHQ recorded Sep 16, 2026201-500294 contacts →

Exact match

“Jackson is a straight-talking no nonsense Civil Engineering Contractor.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
17Exact matchEnfield, United KingdomHQ recorded Sep 16, 202651-200287 contacts →

Exact match

“Founded in North London in 1998, we have grown into a leading, employee-owned civil engineering business with a purpose-built headquarters, regional offices across the UK, and a…”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
18Exact matchNottingham, United KingdomHQ recorded Sep 16, 2026501-1,000284 contacts →

Exact match

“Bridgeway Consulting Ltd is one of the leading civil engineering contractors and HSQE specialists in the UK today.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
19Exact matchLeicester, United KingdomHQ recorded Sep 16, 2026201-500284 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
20Exact matchBasildon, United KingdomHQ recorded Sep 16, 202651-200275 contacts →

Exact match

“Tunnelcraft Ltd is currently working for the BAM Nuttall.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
21Exact matchWarwick, United KingdomHQ recorded Sep 16, 2026501-1,000267 contacts →

Exact match

“Burdens has been providing the civils industry with underground drainage and heavy construction products since 1929.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
22Exact matchYeovil, United KingdomHQ recorded Sep 16, 2026501-1,000264 contacts →

Exact match

“Denholm Industrial Services assists the build and maintenance of critical assets that support society and protect our nation, with ‘Always Safety First’ at the heart of everything…”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
23Exact matchCorby, United KingdomHQ recorded Sep 16, 20261,001-5,000252 contacts →

Exact match

“MPB Structures Limited is a family owned infrastructure and UK top 10 Concrete Frame Contractor with specialities in earthworks, drainage, substructure, reinforced concrete works…”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
24Exact matchHoddesdon, United KingdomHQ recorded Sep 16, 20261,001-5,000248 contacts →

Exact match

“VolkerWessels UK is a leading multidisciplinary contractor delivering industry-leading engineering and construction solutions across the rail, highways, aviation, ports, defence…”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
25Exact matchWorcester, United KingdomHQ recorded Sep 16, 202651-200244 contacts →

Exact match

“VolkerLaser is the UK's leading multi-functional contractor.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase

Showing 25 of 1,840 civil infrastructure contractors based in the United Kingdom

See the full list, filter by size, metro and specialty, and access 15,635 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Civil infrastructure contractors based in the United Kingdom at a glance

As of Sep 16, 2026
34.0%Verified-email coverage
25.0Average contacts per company
11-50Median size (employees)
8.1%Largest-city concentration · London
Sep 16, 2026Page data refreshed

Companies by employee count

1-10
655
11-50
669
51-200
351
201-500
89
501-1,000
25
1,001-5,000
26
5,001-10,000
2
10001+
5

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 1,840 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 “civil infrastructure 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 15,635 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 16, 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 “civil infrastructure contractors”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many civil infrastructure contractors are there based in the United Kingdom?

RevenueBase identified 1,840 company matches for civil infrastructure 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?

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

Which city has the most civil infrastructure contractors?

London leads with 149 company records, followed by Glasgow (31) and Manchester (24).

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 15,635 professional contacts with verified work emails tracked across these 1,840 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 16, 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.