Company lists · Data verified August 2026

Top 25 Benefits consulting firms based in the United Kingdom

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

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 216 companies tracked

There are 216 benefits consulting firms headquartered in the United Kingdom (RevenueBase, August 2026). RevenueBase tracks 20,607 professional contacts across them, including 9,243 with verified work emails and 5,460 with mobile numbers. London is the largest hub.

This list covers benefits consulting firms headquartered in the United Kingdom, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Data current as of August 28, 2026.

216Companies

20,607Contacts tracked

9,243Verified emails

5,460Mobile numbers

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The 25 largest benefits consulting firms based in the United Kingdom

Ranked by team size

Top 25 of 216 benefits consulting firms based in the United Kingdom, ranked by team size, largest first. Data verified Aug 28, 2026. Click a count to unlock that company's people.
#	Company	HQ	Employees	Contacts	Verified emails
1	UNUM	Basingstoke	10001+	10,790	4,727
2	Howden Insurance Brokers Limited	London	1,001-5,000	2,172	1,174
3	Aptia Group	London	1,001-5,000	1,921	1,058
4	JLT Group	London	n/a	1,362	132
5	Broadstone	Redditch	501-1,000	493	391
6	Personal Group	Milton Keynes	201-500	419	113
7	Partners	High Wycombe	201-500	392	273
8	First Actuarial	Basingstoke	501-1,000	364	247
9	Mercer UK	London	10001+	334	155
10	BHSF	Birmingham	201-500	217	77
11	Quantum Advisory	Cardiff South	51-200	111	77
12	Secondsight	Addlestone	51-200	93	67
13	Healthcare RM	Worcester	51-200	82	42
14	Benefithut From Youatwork	Cambridge	11-50	78	3
15	Bravo Benefits	Tamworth	11-50	72	19
16	PIB Employee Benefits	York	51-200	62	52
17	Milliman UK	London	1,001-5,000	57	40
18	IHC LTD	Billericay	11-50	55	30
19	Lloyd & Partners Limited	London	201-500	55	11
20	Premier Companies UK	Bristol	501-1,000	37	20
21	Connor Broadley	London	11-50	35	25
22	Engage Health Group	Brighton And Hove	11-50	34	27
23	Employee Benefits Collective LLP	London	11-50	32	27
24	HCB Group	Wantage	11-50	31	18
25	The Health Insurance Group	South Shields	11-50	31	17

Showing 25 of 216 benefits consulting firms based in the United Kingdom

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Benefits consulting firms based in the United Kingdom at a glance

As of Aug 28, 2026

1-10Median size (employees)

LondonLargest hub · 58 HQs

5,460Contacts with mobile numbers

105Emails re-verified in last 30 days

Companies by employee count

1-10

115

11-50

51-200

201-500

501-1,000

1,001-5,000

10001+

Benefits consulting firms by metro

Metro	Companies
Benefits consulting firms in London	58
Benefits consulting firms in Bristol	8
Benefits consulting firms in Glasgow	5
Benefits consulting firms in Edinburgh	4
Benefits consulting firms in Leeds	4
Benefits consulting firms in Tunbridge Wells	4
Benefits consulting firms in Eastbourne	3

How this list was built

Source: The RevenueBase company graph: 21.3 million companies and 398.9 million professional contacts resolved from primary sources.
Inclusion: Companies whose own business descriptions match “benefits consulting firms”, with match quality audited by blind human judging, and headquartered in the United Kingdom.
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: Contact records re-verify on a rolling cadence; 105 contacts on this list were re-verified in the last 30 days.
Refresh: Lists are refreshed periodically as the underlying company graph is re-verified. Last verified Aug 28, 2026.

Frequently asked

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

There are 216 benefits consulting firms headquartered in the United Kingdom as of August 2026 (RevenueBase).

What is the largest company on this list?

UNUM, headquartered in Basingstoke, tops this list with the largest team on record.

Which city has the most benefits consulting firms?

London leads with 58 headquartered companies, followed by Bristol (8) and Glasgow (5).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 9,243 verified decision-maker contacts tracked across these 216 companies.

How current is this list?

The list is refreshed periodically as the underlying company graph is re-verified. It was last verified on August 28, 2026.

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About this data

RevenueBase is a B2B contact data platform. Its company graph covers 21.3 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, the same data that powers RevenueBase's B2B data products and the free research portal.