Company lists · Data refreshed November 2026

Top 25 Infrastructure development organizations based in the United Kingdom

Name: Infrastructure development organizations based in the United Kingdom
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Nov 6, 2026 900 companies tracked

RevenueBase identified 900 company matches for infrastructure development organizations associated with the United Kingdom as of November 2026 and tracks 53,816 professional contacts across them, including 17,652 with verified work emails. London is the largest hub.

This list covers company matches for infrastructure development organizations 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 November 6, 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 Nov 6, 2026 How this list was built

900Companies

53,816Contacts tracked

17,652Verified emails

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The 25 largest infrastructure development organizations based in the United Kingdom

Ranked by team size

Top 25 of 900 company matches for infrastructure development organizations based in the United Kingdom, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 6, 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	Balfour Beatty PLC	Exact match	London, United KingdomHQ recorded Nov 6, 2026	10001+	11,681 contacts →
	Exact match “Balfour Beatty is a leading international infrastructure group.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2	Kier Group	Exact match	Uk, United KingdomHQ recorded Nov 6, 2026	10001+	10,310 contacts →
	Exact match “Our purpose is to sustainably deliver infrastructure which is vital to the UK.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3	M Group	Exact match	Stevenage, United KingdomHQ recorded Nov 6, 2026	10001+	1,332 contacts →
	Exact match “M Group \| Essential Infrastructure Services for Life It’s an exceptional time to be part of M Group.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4	Robertson Group	Exact match	Stirling, United KingdomHQ recorded Nov 6, 2026	1,001-5,000	1,106 contacts →
	Exact match “We’re one of the largest family-owned construction, infrastructure and support services businesses in the UK, and we apply the same principles to every aspect of our business…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5	FM Conway LTD	Exact match	Sevenoaks, United KingdomHQ recorded Nov 6, 2026	1,001-5,000	1,053 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 · Nov 6, 2026 · View company records in RevenueBase
6	Taylor Woodrow	Exact match	Watford, United KingdomHQ recorded Nov 6, 2026	501-1,000	727 contacts →
	Exact match “Engineering sustainable infrastructure for today and tomorrow.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7	Vinci Building UK	Exact match	Watford, United KingdomHQ recorded Nov 6, 2026	501-1,000	588 contacts →
	Exact match “VINCI Building delivers complex projects and programmes focussing on technical excellence and experience to sustainably deliver best value for our clients.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8	Crown Agents	Exact match	London, United KingdomHQ recorded Nov 6, 2026	501-1,000	508 contacts →
	Exact match “Crown Agents is an international development organisation that works with leaders across the globe to accelerate self-sufficiency and prosperity.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9	ACTIS	Exact match	London, United KingdomHQ recorded Nov 6, 2026	201-500	505 contacts →
	Exact match “Actis is a leading growth market investor in sustainable infrastructure.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10	Redstone Converged Solutions	Exact match	London, United KingdomHQ recorded Nov 6, 2026	201-500	457 contacts →
	Exact match “Redstone is now part of RedstoneConnect PLC.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11	Alun Griffiths Contractors LTD	Exact match	Abergavenny, United KingdomHQ recorded Nov 6, 2026	201-500	426 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 · Nov 6, 2026 · View company records in RevenueBase
12	NORTH	Exact match	Camberley, United KingdomHQ recorded Nov 6, 2026	201-500	304 contacts →
	Exact match “North builds stronger, more reliable networks and creates smarter, more sustainable places.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13	Readypower Group	Exact match	Reading, United KingdomHQ recorded Nov 6, 2026	501-1,000	269 contacts →
	Exact match “The Readypower Group brings together three specialist businesses: Readypower Rail Services, delivering critical infrastructure solutions across the network; Readypower Terrawise…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14	John Henry Group	Exact match	Cambridge, United KingdomHQ recorded Nov 6, 2026	201-500	245 contacts →
	Exact match “Founded in 1985, John Henry Group is a leading, national independent integrated services provider providing best in class expertise, enabling our partner clients to deliver…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15	ECL Civil Engineering LTD	Exact match	Bedford, United KingdomHQ recorded Nov 6, 2026	501-1,000	213 contacts →
	Exact match “From the time we have spent working with some of the U.K.'s most prominent housing developers, we have become highly adept in supporting large-scale residential-led strategic…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16	Chemonics UK	Exact match	London, United KingdomHQ recorded Nov 6, 2026	51-200	212 contacts →
	Exact match “Chemonics UK is a leader in global sustainable development and part of Chemonics International's global network of specialists.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17	AMM	Exact match	Cookham Dean, United KingdomHQ recorded Nov 6, 2026	n/a	202 contacts →
	Exact match “GIVING PLACES PURPOSE We help diverse stakeholders realise a single purpose from a complex set of challenges.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18	Infrared Capital Partners	Exact match	London, United KingdomHQ recorded Nov 6, 2026	51-200	192 contacts →
	Exact match “InfraRed is a leading international mid-market infrastructure asset manager.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19	Egis In The UK	Exact match	London, United KingdomHQ recorded Nov 6, 2026	1,001-5,000	191 contacts →
	Exact match “Egis is a leading global consulting, construction engineering and operating firm.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20	Project Centre LTD	Exact match	London, United KingdomHQ recorded Nov 6, 2026	201-500	187 contacts →
	Exact match “Project Centre, part of Marston Holdings, is a multidisciplinary infrastructure and place consultancy shaping sustainable spaces across the UK.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21	Amber Infrastructure	Exact match	London, United KingdomHQ recorded Nov 6, 2026	51-200	174 contacts →
	Exact match “Amber is part of Boyd Watterson Global Asset Management Group LLC (‘Boyd’), a global diversified infrastructure, real estate and fixed income business with over $39bn in assets…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22	The Tamdown Group	Exact match	Braintree, United KingdomHQ recorded Nov 6, 2026	201-500	171 contacts →
	Exact match “Tamdown is a market leading provider of infrastructure, groundworks and civil engineering services for residential, commercial and public sector developments in the South East of…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23	Envolve Infrastructure	Exact match	Cardiff Road, United KingdomHQ recorded Nov 6, 2026	201-500	166 contacts →
	Exact match “We’re envolve, specialist civil engineers.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24	QUOD	Exact match	London, United KingdomHQ recorded Nov 6, 2026	51-200	161 contacts →
	Exact match “Quod is a specialist, independent consultancy at the cutting edge of planning and development economics.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25	United Living Connected IS NOW United Infrastructure	Exact match	Widnes, United KingdomHQ recorded Nov 6, 2026	201-500	150 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Nov 6, 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 “infrastructure development organizations”. 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 900 infrastructure development organizations based in the United Kingdom

See the full list, filter by size, metro and specialty, and access 17,652 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Infrastructure development organizations based in the United Kingdom at a glance

As of Nov 6, 2026

32.8%Verified-email coverage

59.8Average contacts per company

1-10Median size (employees)

41.0%Largest-city concentration · London

Nov 6, 2026Page data refreshed

Companies by employee count

1-10

466

11-50

250

51-200

201-500

501-1,000

1,001-5,000

5,001-10,000

10001+

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 900 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 “infrastructure development organizations” 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 17,652 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 November 6, 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.

Infrastructure development organizations by metro

Infrastructure development organizations in London369

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 “infrastructure development organizations”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many infrastructure development organizations are there based in the United Kingdom?

RevenueBase identified 900 company matches for infrastructure development organizations associated with the United Kingdom as of November 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?

Balfour Beatty PLC tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most infrastructure development organizations?

London leads with 369 company records, followed by Manchester (22) 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 17,652 professional contacts with verified work emails tracked across these 900 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 November 6, 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.