Company lists · Data refreshed September 2026

Top 25 Corporate governance advisory companies based in the United Kingdom

RevenueBase identified 227 company matches for corporate governance advisory companies associated with the United Kingdom as of September 2026 and tracks 1,157 professional contacts across them, including 467 with verified work emails. London is the largest hub.

This list covers company matches for corporate governance advisory companies 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 19, 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 19, 2026 How this list was built
227Companies
1,157Contacts tracked
467Verified emails
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The 25 largest corporate governance advisory companies based in the United Kingdom

Ranked by team size
Top 25 of 227 company matches for corporate governance advisory companies based in the United Kingdom, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 19, 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.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchLondon, United KingdomHQ recorded Sep 19, 202651-200137 contacts →

Exact match

“The Chartered Governance Institute UK & Ireland is the qualifying and membership body for governance with over 130 years’ experience of educating and supporting governance…”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
2Exact matchBristol, United KingdomHQ recorded Sep 19, 202651-20065 contacts →

Exact match

“COMPUTERSHARE INVESTOR SERVICES PLC is a financial services company based out of THE PAVILIONS BRIDGWATER ROAD, BRISTOL, United States.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
3Exact matchLondon, United KingdomHQ recorded Sep 19, 202611-5041 contacts →

Exact match

“Elemental CoSec is one of the leading corporate services firms in the UK, providing company secretarial, governance, and accountancy & tax advice.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
4Exact matchLondon, United KingdomHQ recorded Sep 19, 202611-5033 contacts →

Exact match

“We help UK-listed companies meet and exceed their governance and financial reporting requirements.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
5Exact matchLondon, United KingdomHQ recorded Sep 19, 202611-5033 contacts →

Exact match

“We have expanded steadily since our formation in 2006 and currently act as adviser and broker to over 50 companies quoted on AIM, the Aquis Exchange or the Main Market.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
6Exact matchAltrincham, United KingdomHQ recorded Sep 19, 202611-5032 contacts →

Exact match

“Specialist provider of company secretarial, corporate governance and compliance advice and services.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
7Exact matchLondon, United KingdomHQ recorded Sep 19, 202611-5029 contacts →

Exact match

“What we do strengthens the position of business leaders and builds a more productive and efficient business by driving the right behaviours and culture in your teams through…”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
8Exact matchLondon, United KingdomHQ recorded Sep 19, 202611-5024 contacts →

Exact match

“Pensions & Investment Research Consultants Ltd (PIRC) is Europe’s largest independent corporate governance and shareholder advisory consultancy with over 25 years experience in…”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
9Exact matchLondon, United KingdomHQ recorded Sep 19, 202611-5023 contacts →

Exact match

“CMi2i provides unique capital markets intelligence and guidance to issuers and their advisors.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
10Exact matchLondon, United KingdomHQ recorded Sep 19, 202651-20021 contacts →

Exact match

“D.F.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
11Exact matchLondon, United KingdomHQ recorded Sep 19, 202611-5020 contacts →

Exact match

“An independent executive search and board consulting partnership BOARD ADVISORY Lygon's advisory services support on Board performance with advice on executive and non-executive…”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
12Exact matchBlackfriars, United KingdomHQ recorded Sep 19, 202611-5019 contacts →

Exact match

“At Bridgehouse, we redefine governance, risk, compliance, and company secretarial services with flexible, cost-effective, and award-winning solutions for both public and private…”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
13Exact matchLondon, United KingdomHQ recorded Sep 19, 202611-5018 contacts →

Exact match

“SquareWell is a trusted advisor to some of the world's largest companies.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
14Exact matchWestcliff On Sea, United KingdomHQ recorded Sep 19, 202611-5016 contacts →

Exact match

“We are Indigo, the UK-based home of independent governance services for any business.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
15Exact matchBurntwood, United KingdomHQ recorded Sep 19, 202611-5016 contacts →

Exact match

“Specialist internal audit, governance, risk and compliance services provider; helping our clients Improve, Comply and Optimise.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
16Exact matchLondon, United KingdomHQ recorded Sep 19, 202611-5015 contacts →

Exact match

“The Non-Executive Directors' Association, NEDA, is committed to build, promote and support high quality, effective and responsible corporate governance.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
17Exact matchLondon, United KingdomHQ recorded Sep 19, 202611-5014 contacts →

Exact match

“Corporate Governance & Board Resilience Experts We build the governance infrastructure that empowers leadership, eliminates blind spots, and drives long-term social impact.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
18Exact matchLondon, United KingdomHQ recorded Sep 19, 202611-5013 contacts →

Exact match

“Fidelio Partners, founded in 2009, is a leading London-based Board advisory firm, committed to building better Boards.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
19Exact matchLondon, United KingdomHQ recorded Sep 19, 202611-5011 contacts →

Exact match

“Westend Corporate LLP specialises in offering financial and corporate services to publicly listed companies, and those seeking a stock exchange listing.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
20Exact matchLondon, United KingdomHQ recorded Sep 19, 202611-5011 contacts →

Exact match

“Adam Street Advisers, formerly Nexus Corporate Finance, was established in 2008 and is a London based corporate advisory firm specialising in advising shareholders and management…”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
21Exact matchLondon, United KingdomHQ recorded Sep 19, 202651-20010 contacts →

Exact match

“Centralis Governance, Risk & Compliance gives clients the freedom to focus on their core strengths and business strategy.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
22Exact matchManchester, United KingdomHQ recorded Sep 19, 20261-1010 contacts →

Exact match

“Honesty, Integrity, Trust, and Professionalism.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
23Exact matchLondon, United KingdomHQ recorded Sep 19, 202611-509 contacts →

Exact match

“The Hellenic Observatory of Corporate Governance (HOCG) is a research and education centre dedicated to the study and application of responsible corporate governance principles in…”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
24Exact matchLondon, United KingdomHQ recorded Sep 19, 202611-507 contacts →

Exact match

“Pantokrator Ltd is a leading advisory firm that provides M&A and capital advisory services to high growth companies in sustainability.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
25Exact matchLondon, United KingdomHQ recorded Sep 19, 202611-507 contacts →

Exact match

“Linear B Group is an independent consultancy focused on private markets.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase

Showing 25 of 227 corporate governance advisory companies based in the United Kingdom

See the full list, filter by size, metro and specialty, and access 467 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Corporate governance advisory companies based in the United Kingdom at a glance

As of Sep 19, 2026
40.4%Verified-email coverage
5.1Average contacts per company
1-10Median size (employees)
54.2%Largest-city concentration · London
Sep 19, 2026Page data refreshed

Companies by employee count

1-10
174
11-50
45
51-200
7
501-1,000
1

Email recency for this list is measured worldwide rather than for United Kingdom, so it is reported there. Company counts and contact totals on this page are exact for United Kingdom, over 227 companies.

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 “corporate governance advisory companies” 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 467 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 19, 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.

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 “corporate governance advisory companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many corporate governance advisory companies are there based in the United Kingdom?

RevenueBase identified 227 company matches for corporate governance advisory companies 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?

The Chartered Governance Institute UK & Ireland tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most corporate governance advisory companies?

London leads with 123 company records, followed by Edinburgh (5) and Manchester (5).

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 467 professional contacts with verified work emails tracked across these 227 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 19, 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.