Company lists · Data refreshed September 2026

Top 25 Executive search firms for AI based in the United Kingdom

RevenueBase identified 3,499 company matches for executive search firms for AI associated with the United Kingdom as of September 2026 and tracks 36,567 professional contacts across them, including 10,943 with verified work emails. London is the largest hub.

This list covers company matches for executive search firms for AI 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 September 28, 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 Sep 28, 2026 How this list was built
3,499Companies
36,567Contacts tracked
10,943Verified emails
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The 25 largest executive search firms for AI based in the United Kingdom

Ranked by team size
Top 25 of 3,499 company matches for executive search firms for AI based in the United Kingdom, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 28, 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 Sep 28, 20261,001-5,0001,979 contacts →

Exact match

“Antal International is a global executive search organisation with over 130 offices in more than 30 countries.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
2Exact matchLondon, United KingdomHQ recorded Sep 28, 20265,001-10,0001,248 contacts →

Exact match

“We’re Harvey Nash, and we build amazing technology and digital teams.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
3Exact matchUxbridge, United KingdomHQ recorded Sep 28, 2026501-1,0001,214 contacts →

Exact match

“For 75 years, the middle is where we've worked best.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
4Exact matchLondon, United KingdomHQ recorded Sep 28, 20265,001-10,000450 contacts →

Exact match

“Page Executive is a global leader in executive search & recruitment.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
5Exact matchLondon, United KingdomHQ recorded Sep 28, 2026501-1,000450 contacts →

Exact match

“TRANSEARCH International is a global executive search and leadership consulting organisation.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
6Exact matchLondon, United KingdomHQ recorded Sep 28, 2026201-500396 contacts →

Exact match

“La Fosse: Empowering people and businesses to thrive in a tech-driven world We are La Fosse.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
7Exact matchLondon, United KingdomHQ recorded Sep 28, 2026201-500383 contacts →

Exact match

“Gravitas are serious about impacting the recruitment industry - positively.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
8Exact matchLondon, United KingdomHQ recorded Sep 28, 202651-200335 contacts →

Exact match

“PSD is a leading international executive recruitment consultancy, specialising in executive, management and board level recruitment with over 35 years of experience.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
9Exact matchUk, United KingdomHQ recorded Sep 28, 2026n/a320 contacts →

Exact match

“In 2018 PGC rebranded as Friisberg & Partners International +44 207 062 3603”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
10Exact matchLondon, United KingdomHQ recorded Sep 28, 2026201-500314 contacts →

Exact match

“Revolutionize your applications with Al and data, modernizing cloud solutions to enhance customer experience.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
11Exact matchWimbledon, United KingdomHQ recorded Sep 28, 2026201-500239 contacts →

Exact match

“Harnham provides specialist Data and AI recruitment and staffing services, along with bespoke training solutions, across multiple industry verticals, operating in the UK, the USA…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
12Exact matchReading, United KingdomHQ recorded Sep 28, 202651-200211 contacts →

Exact match

“In the search for highly skilled talent, IC Resources has supported the technology community since We match great talent to deep-tech companies around the world.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
13Exact matchLondon, United KingdomHQ recorded Sep 28, 2026201-500205 contacts →

Exact match

“EMA Partners is a global executive search firm, with more than 40 offices, located on five continents.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
14Exact matchLondon, United KingdomHQ recorded Sep 28, 202651-200203 contacts →

Exact match

“Our Heritage Founded by Lady Virginia Tate in 1985, Tate Recruitment emerged with a firm vision: to be the best everywhere, all the time.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
15Exact matchLondon, United KingdomHQ recorded Sep 28, 2026201-500196 contacts →

Exact match

“Totaljobs is part of StepStone, one of the world’s leading next-generation recruitment solution providers.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
16Exact matchAltrincham, United KingdomHQ recorded Sep 28, 202651-200190 contacts →

Exact match

“Omni – Talent Is Everything At Omni, we help businesses find, attract, and retain the right people to drive long-term success.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
17Exact matchLondon, United KingdomHQ recorded Sep 28, 2026n/a188 contacts →

Exact match

“TechTree is an AI-powered recruitment platform that combines a proprietary talent data platform, predictive AI, and a network of human recruiters to deliver the right candidates…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
18Exact matchLondon, United KingdomHQ recorded Sep 28, 202651-200187 contacts →

Exact match

“Green Park is a specialist executive search and advisory firm trusted by organisations seeking stronger, more future-ready leadership.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
19Exact matchSwindon, United KingdomHQ recorded Sep 28, 202651-200173 contacts →

Exact match

“Outsource UK is one of the country’s largest and most successful independent specialist recruitment agencies, established over 30 years ago.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
20Exact matchLeeds, United KingdomHQ recorded Sep 28, 2026201-500165 contacts →

Exact match

“Established in May 2005, Mackenzie Stuart was founded to deliver bespoke, sector-specific services & expertise and in doing so, establish a new standard within Executive Search.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
21Exact matchLondon, United KingdomHQ recorded Sep 28, 2026201-500160 contacts →

Exact match

“We are The SR Group, a global recruitment company comprising specialist search and recruitment consultancies Brewer Morris, Carter Murray, Frazer Jones and Taylor Root.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
22Exact matchLondon, United KingdomHQ recorded Sep 28, 202651-200155 contacts →

Exact match

“Connecting the world's leading engineering and technical talent with organisations driving innovation in automation, manufacturing, and advanced technology.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
23Exact matchLondon, United KingdomHQ recorded Sep 28, 202651-200145 contacts →

Exact match

“Global Technology Recruitment Specialists.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
24Exact matchLondon, United KingdomHQ recorded Sep 28, 202611-50143 contacts →

Exact match

“The Explore Group has been helping companies recruit top talent in the ever-evolving world of technology since 2005.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
25Exact matchLondon, United KingdomHQ recorded Sep 28, 202651-200139 contacts →

Exact match

“Hamilton Barnes are an award-winning recruitment consultancy, here to help you secure the best talent and opportunities in the networking, telecommunications, data center and…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase

Showing 25 of 3,499 executive search firms for AI based in the United Kingdom

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Executive search firms for AI based in the United Kingdom at a glance

As of Sep 28, 2026
29.9%Verified-email coverage
10.5Average contacts per company
1-10Median size (employees)
55.2%Largest-city concentration · London
Sep 28, 2026Page data refreshed

Companies by employee count

1-10
2,516
11-50
794
51-200
152
201-500
18
501-1,000
4
1,001-5,000
8
5,001-10,000
2
10001+
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 3,499 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 “executive search firms for AI” 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 10,943 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 September 28, 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 “executive search firms for AI”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many executive search firms for AI are there based in the United Kingdom?

RevenueBase identified 3,499 company matches for executive search firms for AI associated with the United Kingdom as of September 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?

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

Which city has the most executive search firms for AI?

London leads with 1933 company records, followed by Manchester (134) and Leeds (86).

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 10,943 professional contacts with verified work emails tracked across these 3,499 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 September 28, 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.