Company lists · Data verified August 2026

Top 25 Board governance consulting firms based in London, United Kingdom

Name: Board governance consulting firms based in London, United Kingdom
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 134 companies tracked

There are 134 board governance consulting firms headquartered in London, United Kingdom (RevenueBase, August 2026). RevenueBase tracks 677 professional contacts across them, including 299 with verified work emails and 49 with mobile numbers. London is the largest hub.

This list covers board governance consulting firms headquartered in London, 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.

134Companies

677Contacts tracked

299Verified emails

49Mobile numbers

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The 25 largest board governance consulting firms based in London, United Kingdom

Ranked by team size

Top 25 of 134 board governance consulting firms based in London, 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	Board Intelligence	London	51-200	144	108
2	Warren Partners Certified B Corp	London	11-50	40	26
3	Beyond Governance	London	11-50	28	15
4	MWM Consulting	London	11-50	25	18
5	Lygon Group	London	11-50	20	15
6	FT Board Director Programme	London	1,001-5,000	20	4
7	Directors' Institute	London	51-200	19	7
8	Inclusive Boards	London	11-50	17	1
9	SAM Allen Associates	London	11-50	14	6
10	Fidelio Partners	London	11-50	13	8
11	Nedonboard	London	11-50	12	3
12	Centralis Governance, Risk & Compliance	London	51-200	10	6
13	Lintstock LTD	London	11-50	8	2
14	Trustees Unlimited	London	11-50	7	5
15	Round Governance Services Limited	London	1-10	6	6
16	Better Boards LTD	London	1-10	6	3
17	J&a Mentoring Partners	London	1-10	6	3
18	Philia International	London	1-10	6	1
19	Leadership Advisor Group	London	1-10	5	1
20	First Value Partners	London	1-10	5	1
21	Amba Cosec	London	1-10	4	4
22	Good Governance Improvement	London	11-50	4	3
23	designation.one	London	1-10	3	2
24	Cornforth Consulting LTD London	London	1-10	3	2
25	Non-Executive Directorships Consulting LTD	London	1-10	3	2

Showing 25 of 134 board governance consulting firms based in London, United Kingdom

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Board governance consulting firms based in London, United Kingdom at a glance

As of Aug 28, 2026

1-10Median size (employees)

LondonLargest hub · 134 HQs

49Contacts with mobile numbers

0Emails re-verified in last 30 days

Companies by employee count

1-10

104

11-50

51-200

1,001-5,000

Board governance consulting firms by metro in the United Kingdom

Metro	Companies
Board governance consulting firms in London	134
Board governance consulting firms in Bristol	5
Board governance consulting firms in Edinburgh	4
Board governance consulting firms in Manchester	2
Board governance consulting firms in Staffordshire	2
Board governance consulting firms in Birmingham	2
Board governance consulting firms in Bath	2

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 “board governance consulting firms”, with match quality audited by blind human judging, and headquartered in London, 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; 0 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 board governance consulting firms are there based in London, United Kingdom?

There are 134 board governance consulting firms headquartered in London, United Kingdom as of August 2026 (RevenueBase).

What is the largest company on this list?

Board Intelligence, headquartered in London, tops this list with the largest team on record.

Which city has the most board governance consulting firms?

London leads with 134 headquartered companies, followed by Bristol (5) and Edinburgh (4).

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 299 verified decision-maker contacts tracked across these 134 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.