Company lists · Data refreshed September 2026

Top 23 Human resources consulting firms based in the United Kingdom

Name: Human resources consulting firms based in the United Kingdom
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 3, 2026 3,641 companies tracked

RevenueBase identified 3,641 company matches for human resources consulting firms associated with the United Kingdom as of September 2026 and tracks 116,038 professional contacts across them, including 39,653 with verified work emails and 23,568 with mobile numbers. London is the largest hub.

This list covers company matches for human resources consulting 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 September 3, 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 3, 2026 How this list was built

3,641Companies

116,038Contacts tracked

39,653Verified emails

23,568Mobile numbers

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The 23 largest human resources consulting firms based in the United Kingdom

Ranked by team size

Top 23 of 3,641 company matches for human resources consulting firms based in the United Kingdom, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 3, 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	NGA Human Resources, An Alight Company	Exact match	London, United KingdomHQ recorded Sep 3, 2026	1,001-5,000	2,730 contacts →
	Exact match “At Alight \| NGA Human Resources our mission is to make HR work better.” Recorded in the RevenueBase company graph · Sep 3, 2026 · View company records in RevenueBase
2	Zellis	Exact match	Bristol, United KingdomHQ recorded Sep 3, 2026	1,001-5,000	1,457 contacts →
	Exact match “Zellis helps organisations unlock better outcomes by creating exceptional experiences for their people.” Recorded in the RevenueBase company graph · Sep 3, 2026 · View company records in RevenueBase
3	Topsource	Exact match	London, United KingdomHQ recorded Sep 3, 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 3, 2026 · View company records in RevenueBase
4	Croner	Exact match	Hinckley, United KingdomHQ recorded Sep 3, 2026	201-500	399 contacts →
	Exact match “Our award winning HR and health & safety services free you from workforce admin and help keep you on the right side of the law.” Recorded in the RevenueBase company graph · Sep 3, 2026 · View company records in RevenueBase
5	Q5	Exact match	London, United KingdomHQ recorded Sep 3, 2026	501-1,000	340 contacts →
	Exact match “Q5 is a global, award-winning consultancy specialising in 'organisational health' and performance.” Recorded in the RevenueBase company graph · Sep 3, 2026 · View company records in RevenueBase
6	Penna, An LHH Brand	Exact match	London, United KingdomHQ recorded Sep 3, 2026	201-500	339 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 3, 2026 · View company records in RevenueBase
7	Mercer UK	Exact match	London, United KingdomHQ recorded Sep 3, 2026	10001+	334 contacts →
	Exact match “At Mercer, A Marsh business, we’re helping our clients realize their investment objectives, shape the future of work, and enhance health and retirement outcomes for their people.” Recorded in the RevenueBase company graph · Sep 3, 2026 · View company records in RevenueBase
8	JCW Group	Exact match	London, United KingdomHQ recorded Sep 3, 2026	51-200	305 contacts →
	Exact match “JCW Group is a specialist provider of talent services and an incubator for people-focused businesses.” Recorded in the RevenueBase company graph · Sep 3, 2026 · View company records in RevenueBase
9	Adviserplus	Exact match	Ellesmere Port, United KingdomHQ recorded Sep 3, 2026	201-500	207 contacts →
	Exact match “AdviserPlus is the UK’s leading provider of HR technology, consulting, and advisory services.” Recorded in the RevenueBase company graph · Sep 3, 2026 · View company records in RevenueBase
10	Join Talent	Exact match	Brechin, United KingdomHQ recorded Sep 3, 2026	201-500	202 contacts →
	Exact match “Join Talent is a ‘talent acquisition as a service’ (TAaaS) business - dedicated to driving business scale up growth performance.” Recorded in the RevenueBase company graph · Sep 3, 2026 · View company records in RevenueBase
11	Omni RMS	Exact match	Altrincham, United KingdomHQ recorded Sep 3, 2026	51-200	188 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 3, 2026 · View company records in RevenueBase
12	Consulting Point	Exact match	London, United KingdomHQ recorded Sep 3, 2026	51-200	168 contacts →
	Exact match “Consulting Point is a multi-award-winning talent strategy and advisory firm headquartered in the United Kingdom, with a truly global reach.” Recorded in the RevenueBase company graph · Sep 3, 2026 · View company records in RevenueBase
13	Veran Performance	Exact match	London, United KingdomHQ recorded Sep 3, 2026	51-200	145 contacts →
	Exact match “Winners of the UKOUG Business Transformation Advisory Partner of the Year Award 2025 Veran Performance is an advisory consultancy specialising in HR, Payroll, Procurement and…” Recorded in the RevenueBase company graph · Sep 3, 2026 · View company records in RevenueBase
14	Frazer Jones	Exact match	Global, United KingdomHQ recorded Sep 3, 2026	51-200	141 contacts →
	Exact match “We’re a global HR recruitment and executive search consultancy.” Recorded in the RevenueBase company graph · Sep 3, 2026 · View company records in RevenueBase
15	Talent Solutions UK	Exact match	United KingdomHQ recorded Sep 3, 2026	1,001-5,000	121 contacts →
	Exact match “Talent Solutions combines ManpowerGroup's leading global offerings RPO, TAPFIN-MSP and Right Management to provide end-to-end, data-driven capabilities across the talent lifecycle.” Recorded in the RevenueBase company graph · Sep 3, 2026 · View company records in RevenueBase
16	Mackinnon Bruce International	Exact match	Leeds, United KingdomHQ recorded Sep 3, 2026	51-200	86 contacts →
	Exact match “We are a global recruitment expert with expertise across specialist markets.” Recorded in the RevenueBase company graph · Sep 3, 2026 · View company records in RevenueBase
17	Norman Broadbent PLC	Exact match	London, United KingdomHQ recorded Sep 3, 2026	51-200	85 contacts →
	Exact match “As a leading Professional Services firm, we offer five interrelated Talent Acquisition & Advisory Services to help Boards with the challenges they face.” Recorded in the RevenueBase company graph · Sep 3, 2026 · View company records in RevenueBase
18	RMG Selection	Exact match	London, United KingdomHQ recorded Sep 3, 2026	51-200	78 contacts →
	Exact match “About RMG Selection RMG is an award-winning international executive recruitment and HR consultancy business focusing on specialist selection of high performers in niche…” Recorded in the RevenueBase company graph · Sep 3, 2026 · View company records in RevenueBase
19	The Curve Group	Exact match	Hinton-In-The-Hedges, United KingdomHQ recorded Sep 3, 2026	51-200	73 contacts →
	Exact match “At The Curve Group we create extraordinary solutions that transform working lives by supporting organisations to design, develop and elevate Recruitment and HR functions.” Recorded in the RevenueBase company graph · Sep 3, 2026 · View company records in RevenueBase
20	Tagmatix360	Exact match	London, United KingdomHQ recorded Sep 3, 2026	51-200	73 contacts →
	Exact match “Tagmatix is a diversified path-breaking Salesforce and workforce management company.” Recorded in the RevenueBase company graph · Sep 3, 2026 · View company records in RevenueBase
21	Blackwood Group	Exact match	London, United KingdomHQ recorded Sep 3, 2026	51-200	69 contacts →
	Exact match “Blackwood is a leading human capital advisory firm.” Recorded in the RevenueBase company graph · Sep 3, 2026 · View company records in RevenueBase
22	Nexus Search	Exact match	London, United KingdomHQ recorded Sep 3, 2026	51-200	65 contacts →
	Exact match “nexus – your global end to end supply chain leadership partner Nexus are an award winning hiring partner with over two decades’ experience in bringing top talent and clients…” Recorded in the RevenueBase company graph · Sep 3, 2026 · View company records in RevenueBase
23	Working Transitions	Exact match	Moulton Park Northampton, United KingdomHQ recorded Sep 3, 2026	51-200	65 contacts →
	Exact match “At Working Transitions, we believe people drive business success.” Recorded in the RevenueBase company graph · Sep 3, 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 “human resources consulting firms”. 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 3,641 human resources consulting firms based in the United Kingdom

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Human resources consulting firms based in the United Kingdom at a glance

As of Sep 3, 2026

34.2%Verified-email coverage

20.3%Mobile-number coverage

31.9Average contacts per company

1-10Median size (employees)

29.1%Largest-city concentration · London

Sep 3, 2026Page data refreshed

Companies by employee count

1-10

2,931

11-50

506

51-200

201-500

501-1,000

1,001-5,000

10001+

Freshness & accuracy

How recently the business emails on this list were verified

Email last verified

00–30

4,25131–60

22,33961–90

12,65790–180

406180+

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 “human resources consulting 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 39,653 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 3, 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.

Human resources consulting firms by metro

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

How many human resources consulting firms are there based in the United Kingdom?

RevenueBase identified 3,641 company matches for human resources consulting firms 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?

NGA Human Resources, An Alight Company tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most human resources consulting firms?

London leads with 1061 company records, followed by Manchester (89) and Bristol (57).

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 39,653 professional contacts with verified work emails tracked across these 3,641 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 3, 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.