Company lists · Data refreshed November 2026

Top 23 Performance improvement consultancies based in the United Kingdom

Name: Performance improvement 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 6,308 companies tracked

RevenueBase identified 6,308 company matches for performance improvement consultancies associated with the United Kingdom as of November 2026 and tracks 30,747 professional contacts across them, including 9,284 with verified work emails. London is the largest hub.

This list covers company matches for performance improvement 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

6,308Companies

30,747Contacts tracked

9,284Verified emails

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The 23 largest performance improvement consultancies based in the United Kingdom

Ranked by team size

Top 23 of 6,308 company matches for performance improvement 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	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
2	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
3	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
4	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
5	GGFIT	Exact match	Wokingham, United KingdomHQ recorded Nov 6, 2026	n/a	192 contacts →
	Exact match “Retention, Engagement & Health Strategy for the Fitness Sector Since 2008, GGFit has worked with fitness and leisure operators across the UK and Ireland to strengthen business…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6	Cambridge Education	Exact match	Cambridge, United KingdomHQ recorded Nov 6, 2026	201-500	188 contacts →
	Exact match “Cambridge Education is a global leader in providing consultancy services to government agencies at national and local level, and to international development agencies and…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7	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
8	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
9	Public Digital	Exact match	London, United KingdomHQ recorded Nov 6, 2026	51-200	169 contacts →
	Exact match “We are a transformation consultancy that works with leading businesses, governments and global institutions, helping them navigate the intelligence era to become more responsive…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10	Veran Performance	Exact match	London, United KingdomHQ recorded Nov 6, 2026	51-200	167 contacts →
	Exact match “Winners of the UKOUG Business Transformation Advisory Partner of the Year Award 2025 Veran Performance is an advisory consultancy specialising in HR, Payroll, Procurement and…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11	Target HR	Exact match	Billingshurst, United KingdomHQ recorded Nov 6, 2026	n/a	163 contacts →
	Exact match “Target HR is a team of HR consultants and trainers providing outsourced Human Resources consultancy plus classroom and online training, to small and medium-sized businesses.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12	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
13	Squarcle	Exact match	Bristol, United KingdomHQ recorded Nov 6, 2026	51-200	141 contacts →
	Exact match “Squarcle is a procurement, supply chain and digital specialist which sits at the centre of transformation, with a skillset which has proven relevance in any market characterised…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14	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
15	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
16	AHC	Exact match	Wakefield, United KingdomHQ recorded Nov 6, 2026	51-200	113 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17	Mozaic	Exact match	London, United KingdomHQ recorded Nov 6, 2026	51-200	102 contacts →
	Exact match “Mozaic is an award winning specialist consultancy and a partner of choice for organisations seeking to improve their strategy, delivery, and operations.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18	Agencia	Exact match	Hessle, United KingdomHQ recorded Nov 6, 2026	11-50	102 contacts →
	Exact match “Agencia has been transforming organisations for over 20 years.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19	PHMC	Exact match	Buxton, United KingdomHQ recorded Nov 6, 2026	n/a	101 contacts →
	Exact match “Freelance management consultancy, support business owners and their management teams.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20	Instep	Exact match	Warrington, United KingdomHQ recorded Nov 6, 2026	51-200	97 contacts →
	Exact match “We are a capability partner for the AI era.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21	Growth HUB	Exact match	London, United KingdomHQ recorded Nov 6, 2026	51-200	95 contacts →
	Exact match “Growth Hub embeds operational teams inside professional services firms.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22	Oxfordsm	Exact match	London, United KingdomHQ recorded Nov 6, 2026	51-200	94 contacts →
	Exact match “We blend capability and strategy to help client teams thrive, find and grow happier customers, and deliver profitable growth.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23	The TCM Group Putting People First	Exact match	London, United KingdomHQ recorded Nov 6, 2026	51-200	93 contacts →
	Exact match “The TCM Group is a leading and multi award-winning conflict management, culture change and leadership development consultancy.” 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 “performance improvement 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 23 of 6,308 performance improvement consultancies based in the United Kingdom

See the full list, filter by size, metro and specialty, and access 9,284 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Performance improvement consultancies based in the United Kingdom at a glance

As of Nov 6, 2026

30.2%Verified-email coverage

4.9Average contacts per company

1-10Median size (employees)

28.2%Largest-city concentration · London

Nov 6, 2026Page data refreshed

Companies by employee count

1-10

5,249

11-50

803

51-200

128

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 6,308 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 “performance improvement 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 9,284 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.

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

How many performance improvement consultancies are there based in the United Kingdom?

RevenueBase identified 6,308 company matches for performance improvement 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?

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

Which city has the most performance improvement consultancies?

London leads with 1780 company records, followed by Manchester (152) and Bristol (98).

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 9,284 professional contacts with verified work emails tracked across these 6,308 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.