Company lists · Data refreshed September 2026

Top 25 Building code consulting firms based in the United Kingdom

RevenueBase identified 236 building code consulting firms headquartered in the United Kingdom as of September 2026 and tracks 1,325 professional contacts across them, including 522 with verified work emails. London is the largest hub.

This list covers building code 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 27, 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 27, 2026 86% judged on-target in blind review
236Companies
1,325Contacts tracked
522Verified emails
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The 25 largest building code consulting firms based in the United Kingdom

Ranked by team size
Top 25 of 236 building code consulting firms based in the United Kingdom, ranked by team size, largest first. Data refreshed Sep 27, 2026. RevenueBase Smart Search rates how each company's information relates to building code 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.
#CompanyRevenueBase Smart SearchHeadquartersEmployeesContacts
1Partial evidenceWakefield, United KingdomHQ checked Sep 27, 2026201-500101 contacts →

Partial evidence

“In the constantly changing and increasingly complex field of Building Regulations, helpful, practical and accurate guidance is essential in reducing uncertainty and delays…”

Source: RevenueBase Database · checked Sep 27, 2026
2Partial evidenceLeicester, United KingdomHQ checked Sep 27, 202651-20066 contacts →

Partial evidence

“Proudly Independent and Employee Owned - Salus Building Control & Fire Safety Consultants.”

Source: RevenueBase Database · checked Sep 27, 2026
3Indirect evidenceLondon, United KingdomHQ checked Sep 27, 202611-5037 contacts →

Indirect evidence

“Joule Group is an independent firm of fire safety designers, engineers, consultants, technical specialists and digital solutions providers.”

Source: RevenueBase Database · checked Sep 27, 2026
4Indirect evidenceCaerphilly, United KingdomHQ checked Sep 27, 202651-20036 contacts →

Indirect evidence

“At FireRite we’re passionate about life safety and asset protection.”

Source: RevenueBase Database · checked Sep 27, 2026
5Partial evidenceStafford, United KingdomHQ checked Sep 27, 202651-20035 contacts →

Partial evidence

“We are a dedicated team of Fire and Building Safety consultants with specific expertise in high-risk buildings.”

Source: RevenueBase Database · checked Sep 27, 2026
6Indirect evidenceBarkway, United KingdomHQ checked Sep 27, 202611-5032 contacts →

Indirect evidence

“ATSPACE provides uncomplicated compliance, from design through to completion, for developers, contractors and industry professionals.”

Source: RevenueBase Database · checked Sep 27, 2026
7Indirect evidenceLondon, United KingdomHQ checked Sep 27, 202611-5025 contacts →

Indirect evidence

“London Structures Lab believe there is a way to do things better.”

Source: RevenueBase Database · checked Sep 27, 2026
8Indirect evidenceManchester, United KingdomHQ checked Sep 27, 20261-1024 contacts →

Indirect evidence

“Orion Fire Engineering Ltd is an established fire engineering consultancy located on Oxford Street in Manchester city centre, servicing the whole of Great Britain.”

Source: RevenueBase Database · checked Sep 27, 2026
9Indirect evidenceLondon, United KingdomHQ checked Sep 27, 202611-5024 contacts →

Indirect evidence

“Semper Fire Engineering Limited formally replaced Astute Fire (South) Limited in 2022, with the Astute Fire name continuing to be used in Scotland.”

Source: RevenueBase Database · checked Sep 27, 2026
10Indirect evidenceLondon, United KingdomHQ checked Sep 27, 202611-5024 contacts →

Indirect evidence

“Blue Engineering is a structural engineering firm based in Shoreditch, London.”

Source: RevenueBase Database · checked Sep 27, 2026
11Indirect evidenceLeeds, United KingdomHQ checked Sep 27, 202611-5020 contacts →

Indirect evidence

“Award winning specialists in fire engineering.”

Source: RevenueBase Database · checked Sep 27, 2026
12Partial evidenceBristol, United KingdomHQ checked Sep 27, 202611-5018 contacts →

Partial evidence

“We are a team of passionate, high calibre building services design consultants who create technically excellent solutions for our clients’ projects.”

Source: RevenueBase Database · checked Sep 27, 2026
13Indirect evidenceLondon, United KingdomHQ checked Sep 27, 202611-5018 contacts →

Indirect evidence

“CHPK Fire Engineering is part of the CHPK Group and provides expert fire engineering consultancy services.”

Source: RevenueBase Database · checked Sep 27, 2026
14Indirect evidenceLondon, United KingdomHQ checked Sep 27, 202611-5018 contacts →

Indirect evidence

“Here at Octa Fire we aim to provide independent, high quality, tailored advice by taking the time to understand our clients’ objectives and needs; to enable us to focus our…”

Source: RevenueBase Database · checked Sep 27, 2026
15Indirect evidenceBirmingham, United KingdomHQ checked Sep 27, 202611-5015 contacts →

Indirect evidence

“Founded with a genuine passion for structural engineering, SBK provides high quality expertise and technical knowledge to a wide variety of blue chip customers across all sectors…”

Source: RevenueBase Database · checked Sep 27, 2026
16Strong evidenceBasildon, United KingdomHQ checked Sep 27, 202611-5014 contacts →

Strong evidence

“Walker Associates Consulting Limited provides structural and civil engineering consultancy services to contractors, developers, building owners and fellow professionals in the…”

Source: RevenueBase Database · checked Sep 27, 2026
17Strong evidenceBristol, United KingdomHQ checked Sep 27, 202611-5013 contacts →

Strong evidence

“Consulting Chartered Engineers with expertise in Timber Structures, MMC, Off Site Construction, Timber Fire Risk Assessment and Building Inspections.”

Source: RevenueBase Database · checked Sep 27, 2026
18Indirect evidenceChichester, United KingdomHQ checked Sep 27, 202611-5013 contacts →

Indirect evidence

“With a wealth of experience behind us, the Archibald Shaw team have built an impressive portfolio of experience across a variety of civil and structural engineering disciplines.”

Source: RevenueBase Database · checked Sep 27, 2026
19Partial evidenceLeeds, United KingdomHQ checked Sep 27, 202611-5012 contacts →

Partial evidence

“Avie Consulting Limited are independent Chartered Structural and Civil Engineering Consultants based in Leeds who draw upon over 60 year's professional design experience.”

Source: RevenueBase Database · checked Sep 27, 2026
20Partial evidenceNewark, United KingdomHQ checked Sep 27, 202611-5012 contacts →

Partial evidence

“As an established and environmentally conscious building consultancy, we work in partnership with our clients to find cost effective, practical solutions to building compliance…”

Source: RevenueBase Database · checked Sep 27, 2026
21Partial evidenceEast Kilbride, United KingdomHQ checked Sep 27, 202611-5011 contacts →

Partial evidence

“Grossart Associates - Consulting Civil and Structural Engineers.”

Source: RevenueBase Database · checked Sep 27, 2026
22Partial evidenceGateshead, United KingdomHQ checked Sep 27, 202611-5011 contacts →

Partial evidence

“Assure Building Control Corporate Approved Inspectors A sensible approach to building regulations applied with a respect for your design.”

Source: RevenueBase Database · checked Sep 27, 2026
23Partial evidenceLondon, United KingdomHQ checked Sep 27, 202611-5011 contacts →

Partial evidence

“Structural & Civil Engineers Our expertise covers a wide variety of buildings, in both the public and private sectors.”

Source: RevenueBase Database · checked Sep 27, 2026
24Partial evidenceLlanelli, United KingdomHQ checked Sep 27, 202611-5011 contacts →

Partial evidence

“We are a dynamic and experienced practice delivering sustainable building compliance services to the built environment.”

Source: RevenueBase Database · checked Sep 27, 2026
25Indirect evidenceBelfast, United KingdomHQ checked Sep 27, 20261-1010 contacts →

Indirect evidence

“Structural, Civil and Conservation Engineers committed to delivering a sustainable built environment.”

Source: RevenueBase Database · checked Sep 27, 2026

Showing 25 of 236 building code consulting firms based in the United Kingdom

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Building code consulting firms based in the United Kingdom at a glance

As of Sep 27, 2026
39.4%Verified-email coverage
5.6Average contacts per company
1-10Median size (employees)
23.7%Largest-city concentration · London
Sep 27, 2026Page data refreshed

Companies by employee count

1-10
160
11-50
65
51-200
7
201-500
1

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 236 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 building code 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 “building code 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 building code 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 building code 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, 522 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 27, 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.

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 building code 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 building code consulting firms are there based in the United Kingdom?

RevenueBase identified 236 building code 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?

Assent, headquartered in Wakefield, tops this list with the largest team on record.

Which city has the most building code consulting firms?

London leads with 56 headquartered companies, followed by Manchester (7) and Bristol (6).

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 522 verified decision-maker contacts tracked across these 236 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 27, 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.