Company lists · Data refreshed November 2026

Top 25 Preconstruction services firms based in the United Kingdom

RevenueBase identified 2,105 company matches for preconstruction services firms associated with the United Kingdom as of November 2026 and tracks 18,301 professional contacts across them, including 5,040 with verified work emails. London is the largest hub.

This list covers company matches for preconstruction services firms 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
2,105Companies
18,301Contacts tracked
5,040Verified emails
Explore this list → Free signup · no credit card · 500 free credits

The 25 largest preconstruction services firms based in the United Kingdom

Ranked by team size
Top 25 of 2,105 company matches for preconstruction services firms 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.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchLondon, United KingdomHQ recorded Nov 6, 20261,001-5,0003,559 contacts →

Exact match

“RLB.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchEltham, United KingdomHQ recorded Nov 6, 2026201-500329 contacts →

Exact match

“Baily Garner is a leading multidisciplinary construction consultancy on a mission to positively impact people's lives.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchCroydon, United KingdomHQ recorded Nov 6, 2026201-500327 contacts →

Exact match

“WT Partnership (WT) is an award-winning, international construction cost and project management consultancy which, from our initial base in quantity surveying, has evolved into a…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchLeeds, United KingdomHQ recorded Nov 6, 2026201-500323 contacts →

Exact match

“GMI Construction is a delivery-focused main contractor, bringing certainty to complex projects across the North and Midlands.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchLondon, United KingdomHQ recorded Nov 6, 2026201-500263 contacts →

Exact match

“Alandale Group of Companies and was formed in 1996 to provide ‘Logistical Services’ to the construction industry.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchHarrow, United KingdomHQ recorded Nov 6, 2026501-1,000233 contacts →

Exact match

“For over 30 years, Toureen Group has been solving complex construction problems for a diverse range of clients.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchBeckenham, United KingdomHQ recorded Nov 6, 202651-200187 contacts →

Exact match

“At Potter Raper, we work with you to create buildings and infrastructure that enhances lives.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchLondon, United KingdomHQ recorded Nov 6, 202651-200160 contacts →

Exact match

“Fulkers Bailey Russell is a multi-disciplinary construction consultancy.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchLondon, United KingdomHQ recorded Nov 6, 202610001+159 contacts →

Exact match

“Mitie is committed to delivering an integrated approach to projects in both the public and private sector.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchAberdeen, United KingdomHQ recorded Nov 6, 2026501-1,000145 contacts →

Exact match

“With almost 5 decades of experience providing a multitude of construction services and materials, Leiths continues to be built on quality.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchBournemouth, United KingdomHQ recorded Nov 6, 202651-200142 contacts →

Exact match

“Glenigan is the trusted provider of construction project sales leads, industry data, analysis, forecasting and company intelligence.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchLondon, United KingdomHQ recorded Nov 6, 202651-200132 contacts →

Exact match

“Lysander is a leading multi-disciplinary construction consultancy working with an extensive list of clients across the industrial, commercial, residential, records management and…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchMilton Keynes, United KingdomHQ recorded Nov 6, 202651-200126 contacts →

Exact match

“WELCOME TO MAC … MAC is a privately owned construction consultancy working with an extensive and varied list of clients.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchDublin, United KingdomHQ recorded Nov 6, 202651-200124 contacts →

Exact match

“GagaMuller delivers Project and Cost Management services shaped by construction expertise and powered by data.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchHitchin, United KingdomHQ recorded Nov 6, 202651-200119 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 · Nov 6, 2026 · View company records in RevenueBase
16Exact matchLondon, United KingdomHQ recorded Nov 6, 202651-200118 contacts →

Exact match

“Gleave Partnership Limited, established in 1968, delivers exceptional Quantity Surveying, Project Management, Health and Safety, and Construction Consultancy services.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchLondon, United KingdomHQ recorded Nov 6, 202651-200114 contacts →

Exact match

“Established in we have continued to grow sustainably to be an established Multi-Disciplinary Construction Consultancy Practice in the South-East.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchNewport Pagnell, United KingdomHQ recorded Nov 6, 2026501-1,000113 contacts →

Exact match

“ANDEC SOLUTIONS LIMITED is a Construction company located in St.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchHebburn, United KingdomHQ recorded Nov 6, 2026201-500108 contacts →

Exact match

“Castle offer design services, Principal Contracting, MEP Subcontracting, new builds, fit-outs and refurbs.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchAberdeen, United KingdomHQ recorded Nov 6, 202651-200101 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 · Nov 6, 2026 · View company records in RevenueBase
21Exact matchWest Malling, United KingdomHQ recorded Nov 6, 202651-200100 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 · Nov 6, 2026 · View company records in RevenueBase
22Exact matchExeter, United KingdomHQ recorded Nov 6, 202651-20097 contacts →

Exact match

“Coreus is a dynamic, agile construction consultancy with a broad offering that includes project management, quantity surveying, development management, building surveying, and…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchEmersons Green, United KingdomHQ recorded Nov 6, 202651-20089 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 · Nov 6, 2026 · View company records in RevenueBase
24Exact matchWakefield 41 Business Park, United KingdomHQ recorded Nov 6, 202651-20088 contacts →

Exact match

“Central Alliance helps organisations to realise the power of integrated pre-construction services.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchLondon, United KingdomHQ recorded Nov 6, 202651-20087 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 · Nov 6, 2026 · View company records in RevenueBase

Showing 25 of 2,105 preconstruction services firms based in the United Kingdom

See the full list, filter by size, metro and specialty, and access 5,040 tracked professional contacts with verified work emails. Direct dials are available where recorded.

Free signup · no credit card

View the full list →

Preconstruction services firms based in the United Kingdom at a glance

As of Nov 6, 2026
27.5%Verified-email coverage
8.7Average contacts per company
1-10Median size (employees)
18.8%Largest-city concentration · London
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
1,251
11-50
584
51-200
124
201-500
13
501-1,000
5
1,001-5,000
4
5,001-10,000
1
10001+
4

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 2,105 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 “preconstruction services firms” 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 5,040 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.

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 “preconstruction services firms”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many preconstruction services firms are there based in the United Kingdom?

RevenueBase identified 2,105 company matches for preconstruction services firms 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?

Rider Levett Bucknall RLB tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most preconstruction services firms?

London leads with 396 company records, followed by Manchester (45) and Birmingham (28).

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 5,040 professional contacts with verified work emails tracked across these 2,105 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.

Ready to reach these companies? Verified emails and direct dials for all 2,105 preconstruction services firms based in the United Kingdom. Start with a free account, no credit card.

Download this list →

Related lists

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.