Company lists · Data verified August 2026

Top 25 Employee development platform companies based in the United Kingdom

Name: Employee development 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 1,969 companies tracked

There are 1,969 employee development platform companies headquartered in the United Kingdom (RevenueBase, August 2026). RevenueBase tracks 22,600 professional contacts across them, including 6,774 with verified work emails and 2,014 with mobile numbers. London is the largest hub.

This list covers employee development 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.

1,969Companies

22,600Contacts tracked

6,774Verified emails

2,014Mobile numbers

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

Ranked by team size

Top 25 of 1,969 employee development 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	Benifex	Southampton	501-1,000	880	558
3	Reward Gateway	London	1,001-5,000	838	422
4	Lattice	London	501-1,000	557	341
5	Personal Group	Milton Keynes	201-500	419	113
6	Grayce	London	501-1,000	388	145
7	Tack TMI	London	201-500	334	48
8	Hemsley Fraser	Plymouth	201-500	310	117
9	High Impact Careers	London	51-200	261	1
10	Expertusone	Hounslow	51-200	260	18
11	Epignosis Learning Technologies	London	201-500	248	163
12	Thrive	Nottingham	201-500	215	129
13	Kallidus	Bristol	201-500	214	159
14	Adviserplus	Ellesmere Port	201-500	207	110
15	Cambridge Spark	London	51-200	190	101
16	Wiley Edge	London	1,001-5,000	181	30
17	Sponge	Plymouth	201-500	142	73
18	Learning Technologies Group	London	1,001-5,000	138	52
19	Clevry	Brighton	51-200	111	39
20	TTRO	n/a	51-200	109	61
21	Kolay İK	London	51-200	103	40
22	Raise The BAR	Knowsley	51-200	100	58
23	Achieveforum, A Korn Ferry Company	London	51-200	82	10
24	Masters Of Mindset	Uxbridge	51-200	72	22
25	TNM Coaching	London	51-200	70	1

Showing 25 of 1,969 employee development platform companies based in the United Kingdom

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

As of Aug 28, 2026

1-10Median size (employees)

LondonLargest hub · 654 HQs

2,014Contacts with mobile numbers

9Emails re-verified in last 30 days

Companies by employee count

1-10

1,373

11-50

440

51-200

104

201-500

501-1,000

1,001-5,000

10001+

Employee development platform companies by metro

Metro	Companies
Employee development platform companies in London	654
Employee development platform companies in Manchester	50
Employee development platform companies in Edinburgh	33
Employee development platform companies in Bristol	30
Employee development platform companies in Birmingham	28
Employee development platform companies in Brighton	19
Employee development platform companies in Leeds	17

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 development 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; 9 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 development platform companies are there based in the United Kingdom?

There are 1,969 employee development 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 development platform companies?

London leads with 654 headquartered companies, followed by Manchester (50) and Edinburgh (33).

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 6,774 verified decision-maker contacts tracked across these 1,969 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.