Company lists · Data refreshed October 2026

Top 25 Construction contract administration firms based in London, United Kingdom

RevenueBase identified 96 company matches for construction contract administration firms associated with London, United Kingdom as of October 2026 and tracks 637 professional contacts across them, including 261 with verified work emails. Across the United Kingdom, London is the largest hub for this category.

This list covers company matches for construction contract administration firms associated with London, 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 October 10, 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 Oct 10, 2026 How this list was built
96Companies
637Contacts tracked
261Verified emails
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The 25 largest construction contract administration firms based in London, United Kingdom

Ranked by team size
Top 25 of 96 company matches for construction contract administration firms based in London, United Kingdom, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 10, 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 Oct 10, 2026201-500157 contacts →

Exact match

“Diales is a global multi-disciplinary expert and advisory business that has been providing support and expertise to clients in the construction and engineering industries, since…”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
2Exact matchLondon, United KingdomHQ recorded Oct 10, 2026501-1,00075 contacts →

Exact match

“Driver Trett, part of the Driver Group, provides multi-disciplinary consultancy services to support effective delivery of our client’s projects.”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
3Exact matchLondon, United KingdomHQ recorded Oct 10, 202611-5037 contacts →

Exact match

“We are a construction consultancy, specialising in commercial disputes based in the heart of London.”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
4Exact matchLondon, United KingdomHQ recorded Oct 10, 202651-20025 contacts →

Exact match

“Quantum, Delay & Technical Experts.”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
5Exact matchLondon, United KingdomHQ recorded Oct 10, 202611-5024 contacts →

Exact match

“At Antvic Ltd, we deliver top-tier construction services across commercial and residential sectors.”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
6Exact matchLondon, United KingdomHQ recorded Oct 10, 20261-1011 contacts →

Exact match

“At Bloom Project Management, we ignite your vision by delivering high-quality construction projects that not only save you time and reduce costs but also protect your reputation…”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
7Exact matchLondon, United KingdomHQ recorded Oct 10, 20261-109 contacts →

Exact match

“Construction, Engineering and Manufacturing Disputes Our team are experts in their field and provide an excellent service.”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
8Exact matchLondon, United KingdomHQ recorded Oct 10, 202611-508 contacts →

Exact match

“For over 70 years Tillyard has worked across all areas of construction and development, both in private and public sectors.”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
9Exact matchLondon, United KingdomHQ recorded Oct 10, 20261-107 contacts →

Exact match

“Somerset Consult is a leading and specialist construction consultancy, providing services in Dispute Resolution, Commercial Management, and Building Surveying.”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
10Exact matchLondon, United KingdomHQ recorded Oct 10, 20261-107 contacts →

Exact match

“Established in 2021, Costcap has set themselves on course to bring client needs to the forefront of our fund monitoring, project management and quantity surveying services.”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
11Exact matchLondon, United KingdomHQ recorded Oct 10, 202611-505 contacts →

Exact match

“ABOUT CIRC CIRC are a team of senior experts who advise clients on a host of development, management and construction issues to ensure their projects are completed on time and…”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
12Exact matchLondon, United KingdomHQ recorded Oct 10, 20261-105 contacts →

Exact match

“Avalon DRS provides high quality Dispute Resolution and Expert Witness / Advisor services to construction industry clients, contractors and specialist sub-contractors as well as…”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
13Exact matchLondon, United KingdomHQ recorded Oct 10, 20261-104 contacts →

Exact match

“We provide Project Management and Employers Agency services to our clients within the commercial and residential construction sector.”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
14Exact matchLondon, United KingdomHQ recorded Oct 10, 20261-104 contacts →

Exact match

“Welcome to OC Expert Services.”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
15Exact matchLondon, United KingdomHQ recorded Oct 10, 202611-504 contacts →

Exact match

“VIC Construction offers a full range of services from design to construction and project management.”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
16Exact matchLondon, United KingdomHQ recorded Oct 10, 202611-503 contacts →

Exact match

“Atelier Red is a company of multi-disciplinary professionals who work specifically in a consultant role to various industry construction site based professions.”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
17Exact matchLondon, United KingdomHQ recorded Oct 10, 20261-103 contacts →

Exact match

“Quantum Experts is a specialist consultancy providing expert technical dispute advice to the construction industry.”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
18Exact matchLondon, United KingdomHQ recorded Oct 10, 20261-103 contacts →

Exact match

“We offer the full range of architectural services.”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
19Exact matchLondon, United KingdomHQ recorded Oct 10, 20261-102 contacts →

Exact match

“Do you have a construction project in mind, but not know where to start?”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
20Exact matchLondon, United KingdomHQ recorded Oct 10, 20261-102 contacts →

Exact match

“KEMPTON SMITH LIMITED provides Project Management, Contract Administration, Quantity Surveying, Project Monitoring, Principal Design CDM (2015) services”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
21Exact matchLondon, United KingdomHQ recorded Oct 10, 20261-102 contacts →

Exact match

“Navali is a growing consultancy within the infrastructure sectors, offering advisory services and representation for main and specialist contractors.”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
22Exact matchLondon, United KingdomHQ recorded Oct 10, 20261-102 contacts →

Exact match

“Whether you have a blank canvas or already have a scheme in mind, we can provide a complete service, from Feasibility sketches, Planning submissions, Building control, Tenders…”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
23Exact matchLondon, United KingdomHQ recorded Oct 10, 20261-102 contacts →

Exact match

“CR Building Contractors Limited is focused on providing high quality service and customer satisfaction.”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
24Exact matchLondon, United KingdomHQ recorded Oct 10, 20261-102 contacts →

Exact match

“At C6 Projects, we offer a range of best in class consultancy advice.”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
25Exact matchLondon, United KingdomHQ recorded Oct 10, 20261-102 contacts →

Exact match

“We are experienced contractors delivering a variety of high-quality building services, both commercial and residential for a range of clients.”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase

Showing 25 of 96 construction contract administration firms based in London, United Kingdom

See the full list, filter by size, metro and specialty, and access 261 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Construction contract administration firms based in London, United Kingdom at a glance

As of Oct 10, 2026
41.0%Verified-email coverage
6.6Average contacts per company
1-10Median size (employees)
Oct 10, 2026Page data refreshed

Companies by employee count

1-10
69
11-50
21
51-200
3
201-500
1
501-1,000
1

Email recency for this list is measured across the whole United Kingdom list rather than for London, so it is reported there. Company counts and contact totals on this page are exact for London, over 96 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 London, United Kingdom whose business descriptions match “construction contract administration 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 261 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 October 10, 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 “construction contract administration firms”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many construction contract administration firms are there based in London, United Kingdom?

RevenueBase identified 96 company matches for construction contract administration firms associated with London, United Kingdom as of October 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?

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

Which city in the United Kingdom has the most construction contract administration firms?

London leads the United Kingdom with 96 company records, followed by Birmingham (8) and Manchester (8).

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 261 professional contacts with verified work emails tracked across these 96 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 October 10, 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.