Company lists · Data verified August 2026

Top 25 Employee engagement platform companies based in the United Kingdom

Name: Employee engagement platform companies 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 341 companies tracked

There are 341 employee engagement platform companies headquartered in the United Kingdom (RevenueBase, August 2026). RevenueBase tracks 12,856 professional contacts across them, including 4,403 with verified work emails and 2,032 with mobile numbers. London is the largest hub.

This list covers employee engagement platform companies 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.

341Companies

12,856Contacts tracked

4,403Verified emails

2,032Mobile numbers

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The 25 largest employee engagement platform companies based in the United Kingdom

Ranked by team size

Top 25 of 341 employee engagement platform companies 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	HIBOB	Clerkenwell	1,001-5,000	1,663	1
2	TLC Worldwide	London	201-500	986	197
3	Achievers	Hemel Hempstead	501-1,000	985	433
4	Benifex	Southampton	501-1,000	880	558
5	Reward Gateway	London	1,001-5,000	838	422
6	HARRI	London	501-1,000	631	321
7	On24	London	501-1,000	623	319
8	Lattice	London	501-1,000	557	341
9	Personal Group	Milton Keynes	201-500	419	113
10	Lumapps	London	501-1,000	409	207
11	Best Companies	Llay	51-200	193	43
12	BEN	London	51-200	173	70
13	Benefithub	London	51-200	128	67
14	Kognitiv Corporation	London	201-500	115	3
15	Kolay İK	London	51-200	103	40
16	VESTD	London	51-200	101	73
17	Michael C. Fina	Wokingham	501-1,000	96	16
18	ZEST	Leatherhead	51-200	82	41
19	OAK Engage	Newcastle Upon Tyne	51-200	81	55
20	LEDGY	London	51-200	72	36
21	Workbuzz	Linford Wood	51-200	64	52
22	Applaud	Worthing	51-200	60	25
23	Boostworks	Wheatley	51-200	47	32
24	ONSI	London	51-200	47	24
25	Caboodle Technology	Sandbach	51-200	41	19

Showing 25 of 341 employee engagement platform companies based in the United Kingdom

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Employee engagement platform companies based in the United Kingdom at a glance

As of Aug 28, 2026

11-50Median size (employees)

LondonLargest hub · 148 HQs

2,032Contacts with mobile numbers

6Emails re-verified in last 30 days

Companies by employee count

1-10

156

11-50

130

51-200

201-500

501-1,000

1,001-5,000

Employee engagement platform companies by metro

Metro	Companies
Employee engagement platform companies in London	148
Employee engagement platform companies in Manchester	9
Employee engagement platform companies in Bristol	6
Employee engagement platform companies in Edinburgh	6
Employee engagement platform companies in Birmingham	5
Employee engagement platform companies in Leeds	5
Employee engagement platform companies in Glasgow	4

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 “employee engagement platform companies”, 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; 6 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 employee engagement platform companies are there based in the United Kingdom?

There are 341 employee engagement platform companies headquartered in the United Kingdom as of August 2026 (RevenueBase).

What is the largest company on this list?

HIBOB, headquartered in Clerkenwell, tops this list with the largest team on record.

Which city has the most employee engagement platform companies?

London leads with 148 headquartered companies, followed by Manchester (9) and Bristol (6).

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 4,403 verified decision-maker contacts tracked across these 341 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.