Company lists · Data refreshed September 2026

Top 25 Infrastructure compliance consulting firms based in the United Kingdom

Name: Infrastructure compliance consulting firms based in the United Kingdom
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 21, 2026 724 companies tracked

RevenueBase identified 724 infrastructure compliance consulting firms headquartered in the United Kingdom as of September 2026 and tracks 7,782 professional contacts across them, including 3,373 with verified work emails. London is the largest hub.

This list covers infrastructure compliance consulting firms headquartered in the United Kingdom, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 21, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, 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 HQ checked on every row RevenueBase Smart Search rating on every row Refreshed Sep 21, 2026 86% judged on-target in blind review

724Companies

7,782Contacts tracked

3,373Verified emails

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The 25 largest infrastructure compliance consulting firms based in the United Kingdom

Ranked by team size

Top 25 of 724 infrastructure compliance consulting firms based in the United Kingdom, ranked by team size, largest first. Data refreshed Sep 21, 2026. RevenueBase Smart Search rates how each company's information relates to infrastructure compliance consulting firms: strong evidence (its own description names it), partial (names part of it), indirect (matched on the rest of its profile rather than the description shown). Click a contact count to view that company's people.
#	Company	RevenueBase Smart Search	Headquarters	Employees	Contacts
1	Socotec UK & Ireland	Indirect evidence	Burton Upon Trent, United KingdomHQ checked Sep 21, 2026	1,001-5,000	844 contacts →
	Indirect evidence “SOCOTEC UK is a network of industry-leading experts we empower ambitious businesses at every stage of the asset lifecycle.” Source: RevenueBase Database · checked Sep 21, 2026
2	Fairhurst	Partial evidence	Glasgow, United KingdomHQ checked Sep 21, 2026	201-500	437 contacts →
	Partial evidence “Welcome to Fairhurst: Fairhurst is a Limited Liability Partnership (LLP) of Consulting Engineers practicing in the UK, employing circa 400 staff in 16 principal offices.” Source: RevenueBase Database · checked Sep 21, 2026
3	MLM Group	Partial evidence	Ipswich, United KingdomHQ checked Sep 21, 2026	201-500	329 contacts →
	Partial evidence “On 1 April 2021 MLM Group, was rebranded to Sweco, a leading multi-disciplinary design, compliance and specialist practice operating across the UK and internationally, across four…” Source: RevenueBase Database · checked Sep 21, 2026
4	The Erith Group	Partial evidence	London, United KingdomHQ checked Sep 21, 2026	501-1,000	217 contacts →
	Partial evidence “Supported by a network of specialist consulting engineers, environmentalists and our own collective experience, our philosophy is simple: to provide a qualitative economic and…” Source: RevenueBase Database · checked Sep 21, 2026
5	Guildmore Group LTD	Partial evidence	Bromley, United KingdomHQ checked Sep 21, 2026	51-200	164 contacts →
	Partial evidence “Guildmore Group is one of the UK’s leading providers of construction, building safety, and compliance solutions.” Source: RevenueBase Database · checked Sep 21, 2026
6	Aqua Consultants	Indirect evidence	Leeds, United KingdomHQ checked Sep 21, 2026	51-200	156 contacts →
	Indirect evidence “Aqua Consultants provide tailored environmental consultancy to broaden your thinking, lead transformation, and achieve successful outcomes.” Source: RevenueBase Database · checked Sep 21, 2026
7	Harley Haddow	Partial evidence	Edinburgh, United KingdomHQ checked Sep 21, 2026	51-200	146 contacts →
	Partial evidence “Harley Haddow are Civil, Structural, Mechanical, Electrical, Building Performance & Sustainability and Geotechnical Consulting Engineers.” Source: RevenueBase Database · checked Sep 21, 2026
8	TCC Group	Partial evidence	City Of London, United KingdomHQ checked Sep 21, 2026	51-200	141 contacts →
	Partial evidence “Intelligent compliance solutions for outcomes that matter* We offer complete compliance solutions to help financial services firms solve their regulatory challenges.” Source: RevenueBase Database · checked Sep 21, 2026
9	Veriforce Chas	Partial evidence	Morden, United KingdomHQ checked Sep 21, 2026	51-200	100 contacts →
	Partial evidence “Veriforce CHAS is the UK’s leading provider of supply chain compliance and risk management solutions.” Source: RevenueBase Database · checked Sep 21, 2026
10	AEC	Partial evidence	Manchester, United KingdomHQ checked Sep 21, 2026	51-200	99 contacts →
	Partial evidence “AEC is an employee-owned compliance consultancy and training organisation for the safe management of asbestos, water, fire and occupational hygiene in the built environment.” Source: RevenueBase Database · checked Sep 21, 2026
11	RGE Services	Partial evidence	London, United KingdomHQ checked Sep 21, 2026	201-500	94 contacts →
	Partial evidence “We’ve been providing fire and electrical compliance services for over 30 years, supporting clients across London and the Southeast with our locally based engineers.” Source: RevenueBase Database · checked Sep 21, 2026
12	Doran Consulting	Partial evidence	Belfast, United KingdomHQ checked Sep 21, 2026	51-200	93 contacts →
	Partial evidence “Founded in 1953, Doran Consulting offers a wealth of expertise and experience in the creation of economic, innovative and sustainable engineering solutions.” Source: RevenueBase Database · checked Sep 21, 2026
13	AES Sustainability Consultants	Indirect evidence	Tiverton, United KingdomHQ checked Sep 21, 2026	51-200	92 contacts →
	Indirect evidence “AES Sustainability Consultants is a leading technical consultancy that delivers value engineered solutions across the homebuilding and construction industries.” Source: RevenueBase Database · checked Sep 21, 2026
14	Scott White And Hookins	Partial evidence	Bedford, United KingdomHQ checked Sep 21, 2026	51-200	83 contacts →
	Partial evidence “Scott White and Hookins is a 60-strong company, providing a comprehensive range of specialist consulting services, across both public and private sectors.” Source: RevenueBase Database · checked Sep 21, 2026
15	ARK Workplace Risk	Partial evidence	London, United KingdomHQ checked Sep 21, 2026	51-200	82 contacts →
	Partial evidence “Ark Workplace Risk is the trusted partner for organisations seeking to take control of their risk, compliance, and safety.” Source: RevenueBase Database · checked Sep 21, 2026
16	Aegis Rail	Indirect evidence	Derby, United KingdomHQ checked Sep 21, 2026	51-200	79 contacts →
	Indirect evidence “AEGIS is a member of the IKOS Group, a global consultancy business with its Headquarters in Paris, France.” Source: RevenueBase Database · checked Sep 21, 2026
17	Berkeley Engineering Consultants	Indirect evidence	London, United KingdomHQ checked Sep 21, 2026	501-1,000	64 contacts →
	Indirect evidence “Berkeley Engineering is an engineering and management consultancy with a head office in Mayfair, London.” Source: RevenueBase Database · checked Sep 21, 2026
18	Expedite	Indirect evidence	Cardiff, United KingdomHQ checked Sep 21, 2026	51-200	63 contacts →
	Indirect evidence “By providing a comprehensive range of advisory, design, cost consultancy, project management, civil and structural engineering services, we enable you to get your construction…” Source: RevenueBase Database · checked Sep 21, 2026
19	ETA Projects LTD	Indirect evidence	London, United KingdomHQ checked Sep 21, 2026	11-50	62 contacts →
	Indirect evidence “Chosen to deliver, trusted to care - for 30 years we’ve worked with clients across a diverse range of sectors to deliver safe and sustainable engineering solutions that prioritise…” Source: RevenueBase Database · checked Sep 21, 2026
20	Cloudbox	Strong evidence	London, United KingdomHQ checked Sep 21, 2026	51-200	60 contacts →
	Strong evidence “We build and maintain a highly secure, compliant IT infrastructure for our clients – with total peace of mind – so they can focus on the market.” Source: RevenueBase Database · checked Sep 21, 2026
21	Safer Sphere	Partial evidence	St Helens, United KingdomHQ checked Sep 21, 2026	51-200	58 contacts →
	Partial evidence “At Safer Sphere, we deliver construction and building safety solutions that bring clarity, compliance, and confidence to every stage of a project.” Source: RevenueBase Database · checked Sep 21, 2026
22	Egniol Consulting LTD	Indirect evidence	Bangor, United KingdomHQ checked Sep 21, 2026	11-50	47 contacts →
	Indirect evidence “Egniol provides essential support across a wide range of engineering and environmental services at all stages of projects that improve our communities, protect our environment and…” Source: RevenueBase Database · checked Sep 21, 2026
23	SPGL	Indirect evidence	London, United KingdomHQ checked Sep 21, 2026	51-200	45 contacts →
	Indirect evidence “ABOUT US Who Are We?” Source: RevenueBase Database · checked Sep 21, 2026
24	Zeta Services	Indirect evidence	Bicester, United KingdomHQ checked Sep 21, 2026	51-200	44 contacts →
	Indirect evidence “At Zeta Services, we understand that managing health, safety and environmental obligations in the workplace can be a demanding and complicated process.” Source: RevenueBase Database · checked Sep 21, 2026
25	Threesixty Services	Partial evidence	Manchester, United KingdomHQ checked Sep 21, 2026	51-200	44 contacts →
	Partial evidence “threesixty provides trusted compliance, technical and business support to over 950 directly authorised advice and discretionary management firms, supporting more than individuals…” Source: RevenueBase Database · checked Sep 21, 2026

RevenueBase Smart Search

RevenueBase Smart Search assesses information from a company’s LinkedIn profile, information supplied directly by the company, its website, and other publicly available sources. It uses that information to rate how closely the company relates to this list’s category: infrastructure compliance consulting firms. Every row carries its rating and the description the rating was read from, so each one can be checked rather than taken on trust.

Strong evidence: The company's own public description of its business names infrastructure compliance consulting firms.
Partial evidence: Its own public description names part of infrastructure compliance consulting firms, so it works in or next to the category without describing itself that way.
Indirect evidence: The description shown does not name infrastructure compliance consulting firms. The match rests on the rest of the company's public profile rather than the one sentence quoted here, so this is the rating to check first.

RevenueBase Smart Search is how these lists are built: RevenueBase's data engine and AI assemble the companies that match a category defined in a user's own words, so a list can be about what companies actually do rather than about whichever industry code they were filed under.

Showing 25 of 724 infrastructure compliance consulting firms based in the United Kingdom

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Infrastructure compliance consulting firms based in the United Kingdom at a glance

As of Sep 21, 2026

43.3%Verified-email coverage

10.7Average contacts per company

1-10Median size (employees)

22.0%Largest-city concentration · London

Sep 21, 2026Page data refreshed

Companies by employee count

1-10

492

11-50

167

51-200

201-500

501-1,000

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 724 companies.

How this list was built

Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among infrastructure compliance consulting firms, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search rating on every row are there so you can check each match yourself.

Source: The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
What qualifies: Companies headquartered in the United Kingdom whose own description of what they do matches “infrastructure compliance consulting firms”. Matching reads each company's description, not its industry code or its name.
RevenueBase Smart Search: RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names infrastructure compliance consulting firms), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
What we exclude: Companies whose own description does not clearly place them among infrastructure compliance consulting firms, and records with no verified work email. Companies headquartered outside United Kingdom are excluded even when they keep an office there.
Match quality: In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
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 listed company carries at least one verified work email, 3,373 across the full list. 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 21, 2026. Lists refresh periodically as the graph is re-checked.
Corrections: Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.

Infrastructure compliance consulting firms by metro

Infrastructure compliance consulting firms in London159

Frequently asked

What is RevenueBase Smart Search?

RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names infrastructure compliance consulting firms, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.

How many infrastructure compliance consulting firms are there based in the United Kingdom?

RevenueBase identified 724 infrastructure compliance consulting firms headquartered in the United Kingdom as of September 2026, matched on each company's own description of what it does rather than its industry code.

What is the largest company on this list?

Socotec UK & Ireland, headquartered in Burton Upon Trent, tops this list with the largest team on record.

Which city has the most infrastructure compliance consulting firms?

London leads with 159 headquartered companies, followed by Manchester (21) and Birmingham (13).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 3,373 verified decision-maker contacts tracked across these 724 companies.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 21, 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 Smart Search, 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.