Company lists · Data refreshed September 2026

Top 25 Diversity and inclusion consultancies based in the United Kingdom

RevenueBase identified 2,072 diversity and inclusion consultancies headquartered in the United Kingdom as of September 2026 and tracks 9,891 professional contacts across them, including 3,411 with verified work emails. London is the largest hub.

This list covers diversity and inclusion consultancies headquartered in the United Kingdom, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 28, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, 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 HQ checked on every row RevenueBase Smart Search rating on every row Refreshed Sep 28, 2026 86% judged on-target in blind review
2,072Companies
9,891Contacts tracked
3,411Verified emails
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The 25 largest diversity and inclusion consultancies based in the United Kingdom

Ranked by team size
Top 25 of 2,072 diversity and inclusion consultancies based in the United Kingdom, ranked by team size, largest first. Data refreshed Sep 28, 2026. RevenueBase Smart Search rates how each company's information relates to diversity and inclusion consultancies: strong evidence (its own description names it), partial (names part of it), indirect (matched on the rest of its profile rather than the description shown). Click a contact count to view that company's people.
#CompanyRevenueBase Smart SearchHeadquartersEmployeesContacts
1Indirect evidenceLondon, United KingdomHQ checked Sep 28, 2026201-500227 contacts →

Indirect evidence

“YSC Consulting, now part of Accenture, is a leadership strategy consultancy.”

Source: RevenueBase Database · checked Sep 28, 2026
2Indirect evidence27 Old Gloucester Street, United KingdomHQ checked Sep 28, 2026n/a209 contacts →

Indirect evidence

“Primed Talent's journey began in 2009, establishing our first group company with a vision to bridge the skill gap in the market and create promising careers.”

Source: RevenueBase Database · checked Sep 28, 2026
3Indirect evidenceManchester, United KingdomHQ checked Sep 28, 202651-200132 contacts →

Indirect evidence

“Hello.”

Source: RevenueBase Database · checked Sep 28, 2026
4Indirect evidenceLondon, United KingdomHQ checked Sep 28, 202611-50104 contacts →

Indirect evidence

“Steps is a global leader in workplace behavioural change programmes, using experiential techniques to create innovative and award-winning programmes for global clients, operating…”

Source: RevenueBase Database · checked Sep 28, 2026
5Partial evidenceLondon, United KingdomHQ checked Sep 28, 202651-200103 contacts →

Partial evidence

“Social Development Direct (SDDirect) is a social enterprise consultancy focused on gender equality, disability and social inclusion (GEDSI) in development and humanitarian…”

Source: RevenueBase Database · checked Sep 28, 2026
6Partial evidenceLondon, United KingdomHQ checked Sep 28, 202611-5096 contacts →

Partial evidence

“Rare is a multi-award-winning diversity company.”

Source: RevenueBase Database · checked Sep 28, 2026
7Indirect evidenceRoyston, United KingdomHQ checked Sep 28, 202651-20091 contacts →

Indirect evidence

“Since 1989, CMP has helped organisations resolve workplace conflict professionally, fairly and effectively.”

Source: RevenueBase Database · checked Sep 28, 2026
8Partial evidenceLondon, United KingdomHQ checked Sep 28, 202651-20089 contacts →

Partial evidence

“Business Disability Forum is the leading business membership organisation in disability inclusion- We work with business, Government and disabled people, to improve the life…”

Source: RevenueBase Database · checked Sep 28, 2026
9Indirect evidenceRedditch, United KingdomHQ checked Sep 28, 202611-5076 contacts →

Indirect evidence

“Discovery is an award-winning people-transformation consultancy that ignites growth by placing talent at the heart of every strategy.”

Source: RevenueBase Database · checked Sep 28, 2026
10Partial evidenceCambridge, United KingdomHQ checked Sep 28, 202651-20067 contacts →

Partial evidence

“At neurobox, we support individuals and organisations to confidently navigate neurodiversity and disability inclusion.”

Source: RevenueBase Database · checked Sep 28, 2026
11Indirect evidenceLondon London, United KingdomHQ checked Sep 28, 2026201-50066 contacts →

Indirect evidence

“We help organisations to close the growing skills gap by widening the talent pool and unlocking the potential that sits within diverse population groups.”

Source: RevenueBase Database · checked Sep 28, 2026
12Partial evidenceLondon, United KingdomHQ checked Sep 28, 202611-5065 contacts →

Partial evidence

“Build inclusive leaders and promote social mobility with Circl’s unique programme.”

Source: RevenueBase Database · checked Sep 28, 2026
13Indirect evidenceYork, United KingdomHQ checked Sep 28, 202611-5064 contacts →

Indirect evidence

“We make culture count We’re scarlettabbott, the leading independent employee experience and culture consultancy.”

Source: RevenueBase Database · checked Sep 28, 2026
14Indirect evidenceLeeds, United KingdomHQ checked Sep 28, 202611-5059 contacts →

Indirect evidence

“Since 2004, Ahead Partnership has partnered with leading employers across the UK to help them maximise their social impact and be a force for good in their communities.”

Source: RevenueBase Database · checked Sep 28, 2026
15Partial evidenceLondon, United KingdomHQ checked Sep 28, 202651-20057 contacts →

Partial evidence

“Inclusive Employers helps organisations turn inclusive culture into a strategic advantage.”

Source: RevenueBase Database · checked Sep 28, 2026
16Indirect evidenceMilton Keynes, United KingdomHQ checked Sep 28, 202611-5057 contacts →

Indirect evidence

“As a workforce empowerment and integration company, we help individuals and organisations unlock potential through a uniquely human approach, guided by precision, emotional…”

Source: RevenueBase Database · checked Sep 28, 2026
17Indirect evidenceKidlington, United KingdomHQ checked Sep 28, 202611-5053 contacts →

Indirect evidence

“Pearn Kandola LLP is a Business Psychology consultancy.”

Source: RevenueBase Database · checked Sep 28, 2026
18Indirect evidenceSomerset, United KingdomHQ checked Sep 28, 202611-5052 contacts →

Indirect evidence

“twentyfifty is an award-winning, leading management consultancy.”

Source: RevenueBase Database · checked Sep 28, 2026
19Indirect evidenceCamberley, United KingdomHQ checked Sep 28, 202611-5052 contacts →

Indirect evidence

“We are passionate about fostering a brilliant employee experience in workplaces, and supporting every person to learn, grow and develop so they can make their desired impact.”

Source: RevenueBase Database · checked Sep 28, 2026
20Indirect evidenceLondon, United KingdomHQ checked Sep 28, 202651-20051 contacts →

Indirect evidence

“Lexxic are leaders in empowering neurodiversity in the workplace.”

Source: RevenueBase Database · checked Sep 28, 2026
21Indirect evidenceLuton, United KingdomHQ checked Sep 28, 20261,001-5,00051 contacts →

Indirect evidence

“Randstad is the world's largest HR services provider and is driven to become the world's most valued 'working life partner', supporting people all over the world to find their…”

Source: RevenueBase Database · checked Sep 28, 2026
22Indirect evidenceLondon, United KingdomHQ checked Sep 28, 202651-20050 contacts →

Indirect evidence

“Primis is a provider of talent solutions to the technology sector across the UK and US.”

Source: RevenueBase Database · checked Sep 28, 2026
23Partial evidenceLondon, United KingdomHQ checked Sep 28, 202651-20048 contacts →

Partial evidence

“Bioss is a global network of organisation and people development consultancies.”

Source: RevenueBase Database · checked Sep 28, 2026
24Partial evidenceAbbots Langley, United KingdomHQ checked Sep 28, 202651-20044 contacts →

Partial evidence

“Equality Focus specialise in all aspects of equality and diversity work.”

Source: RevenueBase Database · checked Sep 28, 2026
25Indirect evidenceLondon, United KingdomHQ checked Sep 28, 202611-5041 contacts →

Indirect evidence

“Partnering with organisations to deliver outstanding recruitment solutions in financial services, professional services and commerce and industry since 2005.”

Source: RevenueBase Database · checked Sep 28, 2026

Showing 25 of 2,072 diversity and inclusion consultancies based in the United Kingdom

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Diversity and inclusion consultancies based in the United Kingdom at a glance

As of Sep 28, 2026
34.5%Verified-email coverage
4.8Average contacts per company
1-10Median size (employees)
42.4%Largest-city concentration · London
Sep 28, 2026Page data refreshed

Companies by employee count

1-10
1,759
11-50
257
51-200
43
201-500
4
501-1,000
2
1,001-5,000
1
10001+
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 2,072 companies.

How this list was built

Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among diversity and inclusion consultancies, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search rating on every row are there so you can check each match yourself.

Source
The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
What qualifies
Companies headquartered in the United Kingdom whose own description of what they do matches “diversity and inclusion consultancies”. Matching reads each company's description, not its industry code or its name.
RevenueBase Smart Search
RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names diversity and inclusion consultancies), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
What we exclude
Companies whose own description does not clearly place them among diversity and inclusion consultancies, and records with no verified work email. Companies headquartered outside United Kingdom are excluded even when they keep an office there.
Match quality
In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
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 listed company carries at least one verified work email, 3,411 across the full list. 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 28, 2026. Lists refresh periodically as the graph is re-checked.
Corrections
Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.

Frequently asked

What is RevenueBase Smart Search?

RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names diversity and inclusion consultancies, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.

How many diversity and inclusion consultancies are there based in the United Kingdom?

RevenueBase identified 2,072 diversity and inclusion consultancies headquartered in the United Kingdom as of September 2026, matched on each company's own description of what it does rather than its industry code.

What is the largest company on this list?

YSC Consulting, Part Of Accenture, headquartered in London, tops this list with the largest team on record.

Which city has the most diversity and inclusion consultancies?

London leads with 879 headquartered companies, followed by Manchester (62) and Birmingham (42).

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 3,411 verified decision-maker contacts tracked across these 2,072 companies.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 28, 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 Smart Search, 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.