Company lists · Data refreshed November 2026

Top 20 Business advisory groups based in the United Kingdom

RevenueBase identified 4,936 company matches for business advisory groups associated with the United Kingdom as of November 2026 and tracks 47,238 professional contacts across them, including 15,447 with verified work emails. London is the largest hub.

This list covers company matches for business advisory groups 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 November 6, 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 Nov 6, 2026 How this list was built
4,936Companies
47,238Contacts tracked
15,447Verified emails
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The 20 largest business advisory groups based in the United Kingdom

Ranked by team size
Top 20 of 4,936 company matches for business advisory groups based in the United Kingdom, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 6, 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 Nov 6, 20265,001-10,0005,964 contacts →

Exact match

“Azets is an international business advisory group, with local experts in 190 locations across eight countries, backed by progressive technology.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchLondon, United KingdomHQ recorded Nov 6, 20261,001-5,0001,923 contacts →

Exact match

“MHA provides a full range of financial and business strategy services to enterprises and individuals, helping them to achieve growth and success for the long term.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchLondon, United KingdomHQ recorded Nov 6, 2026501-1,000792 contacts →

Exact match

“FRP is a leading national business advisory firm.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchLondon, United KingdomHQ recorded Nov 6, 202651-200555 contacts →

Exact match

“Strategy Insights is a specialist business and economic development consultancy.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchLondon, United KingdomHQ recorded Nov 6, 20261,001-5,000481 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchColchester, United KingdomHQ recorded Nov 6, 20261,001-5,000459 contacts →

Exact match

“Accountants, Tax and Business Advisers.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchManchester, United KingdomHQ recorded Nov 6, 2026201-500314 contacts →

Exact match

“Leonard Curtis is a team of 300+ financial, legal and business experts, operating across the UK and offshore.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchLondon, United KingdomHQ recorded Nov 6, 2026501-1,000308 contacts →

Exact match

“An award-winning global consulting firm working with clients across a diverse range of markets, industries and geographies.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchLondon, United KingdomHQ recorded Nov 6, 202610001+201 contacts →

Exact match

“At Mercer, A Marsh business, we’re helping our clients realize their investment objectives, shape the future of work, and enhance health and retirement outcomes for their people.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchManchester, United KingdomHQ recorded Nov 6, 2026201-500198 contacts →

Exact match

“Certified B Corp.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchLondon, United KingdomHQ recorded Nov 6, 202651-200188 contacts →

Exact match

“We are a global advisory company that helps our clients enable their opportunities and manage key risks.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchLondon, United KingdomHQ recorded Nov 6, 202651-200183 contacts →

Exact match

“We’re a leading people advisory consultancy that partners with you to source great executives, assess and develop leadership capabilities and expedite change and transformation.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchMilton Keynes, United KingdomHQ recorded Nov 6, 202651-200165 contacts →

Exact match

“In an uncertain, complex, and ambiguous world, business change is essential and inevitable.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchLondon, United KingdomHQ recorded Nov 6, 202651-200150 contacts →

Exact match

“Opus Business Advisory Group is an independent advisory firm that assists clients to achieve their objectives, enhance value and attain the best possible results.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchLondon, United KingdomHQ recorded Nov 6, 202651-200134 contacts →

Exact match

“Since the launch, CFGI has provided solutions to clients’ most complex problems without the restrictions created by auditor independence rules.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchLondon, United KingdomHQ recorded Nov 6, 202651-200124 contacts →

Exact match

“Beavis Morgan is part of the Kinbrook Group, a people-first accounting, wealth management, legal and professional advisory services group.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchOff The Strand, United KingdomHQ recorded Nov 6, 202651-200123 contacts →

Exact match

“DRAX helps investors and high growth companies unlock peak performance through our deep expertise in Leadership Advisory, Deal Advisor Sourcing and Executive Search.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchLondon, United KingdomHQ recorded Nov 6, 202611-50123 contacts →

Exact match

“Athens helps clients make superior investment decisions and supports them to deliver value from these decisions through timely implementation.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchLondon, United KingdomHQ recorded Nov 6, 202651-200121 contacts →

Exact match

“Oaklin is an independent management consultancy.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchNewcastle Upon Tyne, United KingdomHQ recorded Nov 6, 202651-200118 contacts →

Exact match

“WHAT WE CAN DO FOR YOU We can provide you with advice on every aspect of your financial affairs, whether personal, business or a mixture of both.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase

Showing 20 of 4,936 business advisory groups based in the United Kingdom

See the full list, filter by size, metro and specialty, and access 15,447 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Business advisory groups based in the United Kingdom at a glance

As of Nov 6, 2026
32.7%Verified-email coverage
9.6Average contacts per company
1-10Median size (employees)
38.4%Largest-city concentration · London
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
3,851
11-50
681
51-200
145
201-500
31
501-1,000
10
1,001-5,000
12
5,001-10,000
4
10001+
3

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 4,936 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 “business advisory groups” 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 15,447 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 November 6, 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 “business advisory groups”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many business advisory groups are there based in the United Kingdom?

RevenueBase identified 4,936 company matches for business advisory groups associated with the United Kingdom as of November 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?

AZETS tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most business advisory groups?

London leads with 1894 company records, followed by Manchester (113) and Bristol (65).

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 15,447 professional contacts with verified work emails tracked across these 4,936 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 November 6, 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.