Company lists · Data refreshed November 2026

Top 24 Leadership development consultancies based in the United Kingdom

Name: Leadership development consultancies based in the United Kingdom
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Nov 6, 2026 10,900 companies tracked

RevenueBase identified 10,900 company matches for leadership development consultancies associated with the United Kingdom as of November 2026 and tracks 49,339 professional contacts across them, including 15,443 with verified work emails. London is the largest hub.

This list covers company matches for leadership development consultancies 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

10,900Companies

49,339Contacts tracked

15,443Verified emails

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The 24 largest leadership development consultancies based in the United Kingdom

Ranked by team size

Top 24 of 10,900 company matches for leadership development consultancies 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.
#	Company	RevenueBase SmartSearch	Headquarters	Employees	Contacts
1	Insights	Exact match	Dundee, United KingdomHQ recorded Nov 6, 2026	501-1,000	883 contacts →
	Exact match “We're a people development company, built to create a world where people truly understand themselves and others, and are inspired to make a positive difference in everything they…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2	Chip Training And Consulting	Exact match	London, United KingdomHQ recorded Nov 6, 2026	51-200	409 contacts →
	Exact match “CHIP Training & Consulting is a management and development sector consulting company with offices in Pakistan, UK, Nigeria, Afghanistan and Kenya.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3	Delivery Associates	Exact match	London, United KingdomHQ recorded Nov 6, 2026	51-200	408 contacts →
	Exact match “We make change happen.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4	Grayce	Exact match	Manchester, United KingdomHQ recorded Nov 6, 2026	501-1,000	367 contacts →
	Exact match “Grayce partners with some of the world’s most ambitious organisations to help deliver change and transformation.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5	Hult Ashridge Executive Education	Exact match	London, United KingdomHQ recorded Nov 6, 2026	51-200	356 contacts →
	Exact match “Hult Ashridge Executive Education partners with global businesses and governments to deliver leadership and organizational development solutions that create lasting change.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6	Tack TMI	Exact match	London, United KingdomHQ recorded Nov 6, 2026	201-500	345 contacts →
	Exact match “With over 110 years of experience and expertise, Tack TMI is your Global Partner for meaningful learning experiences We have offices across the globe, delivering in 55+ countries…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7	PGC	Exact match	Uk, United KingdomHQ recorded Nov 6, 2026	n/a	334 contacts →
	Exact match “In 2018 PGC rebranded as Friisberg & Partners International +44 207 062 3603” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8	Pareto	Exact match	Wilmslow, United KingdomHQ recorded Nov 6, 2026	201-500	310 contacts →
	Exact match “Pareto partner globally with organisations to take people from learning to leading.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9	Ethos Farm	Exact match	London & New York, United KingdomHQ recorded Nov 6, 2026	1,001-5,000	279 contacts →
	Exact match “Award-winning Customer Experience and Employee Experience consultancy with offices in London and New York.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10	OIM	Exact match	Bath, United KingdomHQ recorded Nov 6, 2026	n/a	227 contacts →
	Exact match “OIM is dedicated to building competitive organisations.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11	Gatenbysanderson	Exact match	Leeds, United KingdomHQ recorded Nov 6, 2026	51-200	209 contacts →
	Exact match “GatenbySanderson is the UK's leading people intelligence advisory business.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12	LEAD	Exact match	London, United KingdomHQ recorded Nov 6, 2026	n/a	189 contacts →
	Exact match “Lead is a non-profit organisation dedicated to building leadership capacity for sustainable development.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13	JA Consulting LTD	Exact match	London, United KingdomHQ recorded Nov 6, 2026	n/a	188 contacts →
	Exact match “JA Consulting Limited is a passionate change consultancy focussing on sales and business transformation.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14	Green Park	Exact match	London, United KingdomHQ recorded Nov 6, 2026	51-200	186 contacts →
	Exact match “Green Park is a specialist executive search and advisory firm trusted by organisations seeking stronger, more future-ready leadership.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15	NEW Street Consulting Group Nscg	Exact match	London, United KingdomHQ recorded Nov 6, 2026	51-200	183 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
16	EY Lane4	Exact match	Maidenhead, United KingdomHQ recorded Nov 6, 2026	501-1,000	153 contacts →
	Exact match “Building environments where high-performance is inevitable through a focus on leadership, learning and culture.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17	The Oxford Group	Exact match	Oxford, United KingdomHQ recorded Nov 6, 2026	201-500	147 contacts →
	Exact match “The future of your organisation is shaped by the leaders you develop today.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18	HDA	Exact match	Christchurch, United KingdomHQ recorded Nov 6, 2026	51-200	138 contacts →
	Exact match “We specialise in developing and delivering people practices and performance during an organisation’s critical periods of growth, transition or change where practices that have…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19	Saxton Bampfylde	Exact match	London, United KingdomHQ recorded Nov 6, 2026	51-200	124 contacts →
	Exact match “Saxton Bampfylde is an independent, employee-owned executive search and leadership advisory firm, with 40 years of heritage, founded on a mission to change the world by changing…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20	DRAX	Exact match	Off The Strand, United KingdomHQ recorded Nov 6, 2026	51-200	123 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
21	Ashridge	Exact match	Berkhamsted, United KingdomHQ recorded Nov 6, 2026	201-500	122 contacts →
	Exact match “For over 50 years, Ashridge has contributed to the success of thousands of individuals, teams and organisations by helping to develop their leadership capabilities.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22	Oaklin	Exact match	London, United KingdomHQ recorded Nov 6, 2026	51-200	121 contacts →
	Exact match “Oaklin is an independent management consultancy.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23	NKD	Exact match	London, United KingdomHQ recorded Nov 6, 2026	11-50	118 contacts →
	Exact match “Hello… we’re NKD.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24	Headspring Executive Development	Exact match	London, United KingdomHQ recorded Nov 6, 2026	51-200	115 contacts →
	Exact match “We are Headspring, a joint venture by the Financial Times and IE Business School.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase

RevenueBase SmartSearch

Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.

This list uses Exact for “leadership development consultancies”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.

Showing 24 of 10,900 leadership development consultancies based in the United Kingdom

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Leadership development consultancies based in the United Kingdom at a glance

As of Nov 6, 2026

31.3%Verified-email coverage

4.5Average contacts per company

1-10Median size (employees)

34.8%Largest-city concentration · London

Nov 6, 2026Page data refreshed

Companies by employee count

1-10

9,354

11-50

1,212

51-200

184

201-500

501-1,000

1,001-5,000

10001+

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 10,900 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 “leadership development consultancies” 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 15,443 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.

Leadership development consultancies by metro

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 “leadership development consultancies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many leadership development consultancies are there based in the United Kingdom?

RevenueBase identified 10,900 company matches for leadership development consultancies 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?

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

Which city has the most leadership development consultancies?

London leads with 3793 company records, followed by Manchester (259) and Bristol (160).

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 15,443 professional contacts with verified work emails tracked across these 10,900 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.