Company lists · Data refreshed September 2026

Top 23 B2B recruiting agencies based in London, United Kingdom

Name: B2B recruiting agencies based in London, United Kingdom
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 27, 2026 3,424 companies tracked

RevenueBase identified 3,424 company matches for B2B recruiting agencies associated with London, United Kingdom as of September 2026 and tracks 99,360 professional contacts across them, including 21,762 with verified work emails. Across the United Kingdom, London is the largest hub for this category.

This list covers company matches for B2B recruiting agencies 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 September 27, 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 27, 2026 How this list was built

3,424Companies

99,360Contacts tracked

21,762Verified emails

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The 23 largest B2B recruiting agencies based in London, United Kingdom

Ranked by team size

Top 23 of 3,424 company matches for B2B recruiting agencies based in London, United Kingdom, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 27, 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.
#	Company	RevenueBase SmartSearch	Headquarters	Employees	Contacts
1	HAYS	Exact match	London, United KingdomHQ recorded Sep 27, 2026	5,001-10,000	22,731 contacts →
	Exact match “At Hays, we believe that the right job can transform a person's life - and the right person can transform a business.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
2	Robert Walters	Exact match	London, United KingdomHQ recorded Sep 27, 2026	1,001-5,000	4,423 contacts →
	Exact match “Robert Walters is the world’s most trusted talent solutions business.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
3	Blue Arrow	Exact match	London, United KingdomHQ recorded Sep 27, 2026	n/a	2,341 contacts →
	Exact match “Blue Arrow is the UK’s Best-Known Staffing Agency, placing tens of thousands of candidates into temporary and permanent jobs for employers in the transport, logistics, call…” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
4	Pagegroup	Exact match	London, United KingdomHQ recorded Sep 27, 2026	5,001-10,000	2,071 contacts →
	Exact match “Michael Page, Page Personnel, Page Executive and Page Outsourcing are all part of PageGroup.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
5	Antal International	Exact match	London, United KingdomHQ recorded Sep 27, 2026	1,001-5,000	1,979 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 27, 2026 · View company records in RevenueBase
6	Avance Consulting	Exact match	London, United KingdomHQ recorded Sep 27, 2026	501-1,000	1,927 contacts →
	Exact match “Avance Consulting is a global organization focused on delivering innovative talent solution services to some of the most renowned companies in the world, across industries that…” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
7	Office Angels	Exact match	London, United KingdomHQ recorded Sep 27, 2026	201-500	1,259 contacts →
	Exact match “For 40 years now, we’ve been helping you to find the right path to a happy and successful future whether you’re a jobseeker or an employer.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
8	Harvey Nash	Exact match	London, United KingdomHQ recorded Sep 27, 2026	5,001-10,000	1,248 contacts →
	Exact match “We’re Harvey Nash, and we build amazing technology and digital teams.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
9	Host Staffing	Exact match	London, United KingdomHQ recorded Sep 27, 2026	n/a	813 contacts →
	Exact match “For hospitality recruitment with a difference, choose Host.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
10	Spencer Ogden	Exact match	London, United KingdomHQ recorded Sep 27, 2026	201-500	731 contacts →
	Exact match “Spencer Ogden \| Powering Progress Spencer Ogden partners with the organisations shaping the future of Critical Infrastructure, Natural Resources, Sustainability, and Finance.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
11	RED Global	Exact match	London, United KingdomHQ recorded Sep 27, 2026	201-500	627 contacts →
	Exact match “25 years of tech recruitment!” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
12	GCS	Exact match	London, United KingdomHQ recorded Sep 27, 2026	51-200	568 contacts →
	Exact match “For over 30 years, GCS has been at the forefront of digital transformation, building vast global communities of innovators and placing them in businesses shaping tomorrow's world.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
13	Topsource	Exact match	London, United KingdomHQ recorded Sep 27, 2026	201-500	543 contacts →
	Exact match “We operate at the critical intersection of people, place and performance.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
14	Euro London	Exact match	London, United KingdomHQ recorded Sep 27, 2026	51-200	537 contacts →
	Exact match “Multilingual recruitment specialists in Europe since 1990.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
15	Hydrogen Group	Exact match	London, United KingdomHQ recorded Sep 27, 2026	201-500	522 contacts →
	Exact match “At Hydrogen Group, we enable people to live healthier, happier, more fulfilling and more successful lives in a rapidly changing world.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
16	CER Education Recruitment	Exact match	London, United KingdomHQ recorded Sep 27, 2026	201-500	514 contacts →
	Exact match “CER Education Recruitment specialises in providing a comprehensive range of recruitment solutions and added value services to the education sector.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
17	Page Executive	Exact match	London, United KingdomHQ recorded Sep 27, 2026	5,001-10,000	450 contacts →
	Exact match “Page Executive is a global leader in executive search & recruitment.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
18	Morgan Hunt	Exact match	London, United KingdomHQ recorded Sep 27, 2026	51-200	424 contacts →
	Exact match “Morgan Hunt is a nationwide recruitment business with a quality-assured reputation for staffing solutions that result in placing talented people into UK public, private and Not…” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
19	LA Fosse	Exact match	London, United KingdomHQ recorded Sep 27, 2026	201-500	396 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 27, 2026 · View company records in RevenueBase
20	Page Outsourcing	Exact match	London, United KingdomHQ recorded Sep 27, 2026	5,001-10,000	390 contacts →
	Exact match “Page Outsourcing was created to meet the business transformation needs of our clients.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
21	Gravitas Recruitment Group Global LTD	Exact match	London, United KingdomHQ recorded Sep 27, 2026	201-500	383 contacts →
	Exact match “Gravitas are serious about impacting the recruitment industry - positively.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
22	Hirexa Solutions	Exact match	London, United KingdomHQ recorded Sep 27, 2026	201-500	377 contacts →
	Exact match “Hirexa Solutions is a leading group of companies committed to delivering exceptional services to Fortune 500 clients worldwide.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
23	Vivid Resourcing	Exact match	London, United KingdomHQ recorded Sep 27, 2026	201-500	369 contacts →
	Exact match “Vivid Resourcing, a leading international talent solutions partner, connects you with in-demand technical professionals you need to flourish in the Tech, Engineering, Life…” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase

RevenueBase SmartSearch

Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.

This list uses Exact for “B2B recruiting agencies”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.

Showing 23 of 3,424 B2B recruiting agencies based in London, United Kingdom

See the full list, filter by size, metro and specialty, and access 21,762 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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B2B recruiting agencies based in London, United Kingdom at a glance

As of Sep 27, 2026

21.9%Verified-email coverage

29.0Average contacts per company

1-10Median size (employees)

Sep 27, 2026Page data refreshed

Companies by employee count

1-10

2,199

11-50

865

51-200

243

201-500

501-1,000

1,001-5,000

5,001-10,000

10001+

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 3,424 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 “B2B recruiting agencies” 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 21,762 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 27, 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.

B2B recruiting agencies by metro in the United Kingdom

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 “B2B recruiting agencies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many B2B recruiting agencies are there based in London, United Kingdom?

RevenueBase identified 3,424 company matches for B2B recruiting agencies associated with London, 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?

HAYS 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 B2B recruiting agencies?

London leads the United Kingdom with 3,424 company records, followed by Manchester (430) and Leeds (242).

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 21,762 professional contacts with verified work emails tracked across these 3,424 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 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 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.