Company lists · Data refreshed September 2026

Top 25 Employee relations consultants based in London, United Kingdom

RevenueBase identified 342 employee relations consultants headquartered in London, United Kingdom as of September 2026 and tracks 8,270 professional contacts across them, including 3,352 with verified work emails. London is the largest hub.

This list covers employee relations consultants headquartered in London, 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 19, 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 19, 2026 86% judged on-target in blind review
342Companies
8,270Contacts tracked
3,352Verified emails
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The 25 largest employee relations consultants based in London, United Kingdom

Ranked by team size
Top 25 of 342 employee relations consultants based in London, United Kingdom, ranked by team size, largest first. Data refreshed Sep 19, 2026. RevenueBase Smart Search rates how each company's information relates to employee relations consultants: 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
1Strong evidenceLondon, United KingdomHQ checked Sep 19, 202651-20053 contacts →

Strong evidence

“Hunter Adams is an employee-owned HR consultancy, Interim and recruitment business.”

Source: RevenueBase Database · checked Sep 19, 2026
2Partial evidenceLondon, United KingdomHQ checked Sep 19, 202611-5038 contacts →

Partial evidence

“We’re the full-service HR consultancy that synchronises seamlessly with your business.”

Source: RevenueBase Database · checked Sep 19, 2026
3Indirect evidenceLondon, United KingdomHQ checked Sep 19, 202611-5035 contacts →

Indirect evidence

“We are Whitecollars, the global Human Resource consulting and recruitment agency that supports your business growth with affordable, flat-fee recruitment solutions and tailored HR…”

Source: RevenueBase Database · checked Sep 19, 2026
4Indirect evidenceLondon, United KingdomHQ checked Sep 19, 202611-5033 contacts →

Indirect evidence

“Bradley & Co are fully indemnified business & HR strategy experts, supplying businesses with the services they need to run smoothly.”

Source: RevenueBase Database · checked Sep 19, 2026
5Indirect evidenceLondon, United KingdomHQ checked Sep 19, 202611-5032 contacts →

Indirect evidence

“The way people behave at work is never just a people issue.”

Source: RevenueBase Database · checked Sep 19, 2026
6Indirect evidenceLondon, United KingdomHQ checked Sep 19, 202611-5028 contacts →

Indirect evidence

“Welcome to JourneyHR.”

Source: RevenueBase Database · checked Sep 19, 2026
7Indirect evidenceLondon, United KingdomHQ checked Sep 19, 202611-5025 contacts →

Indirect evidence

“Bellevue Law is a leading workplace and dispute resolution boutique law firm.”

Source: RevenueBase Database · checked Sep 19, 2026
8Partial evidenceLondon, United KingdomHQ checked Sep 19, 202611-5019 contacts →

Partial evidence

“Our mission is to aid employees in finding a fair deal when they leave their jobs, by negotiating settlement exit packages for our clients, and also by publishing our knowledge on…”

Source: RevenueBase Database · checked Sep 19, 2026
9Indirect evidenceLondon, United KingdomHQ checked Sep 19, 202611-5018 contacts →

Indirect evidence

“Expert HR consulting and support services for you to develop the performance you want in your business and address the issues you don’t!”

Source: RevenueBase Database · checked Sep 19, 2026
10Indirect evidenceLondon, United KingdomHQ checked Sep 19, 202611-5017 contacts →

Indirect evidence

“Sheridan Worldwide enables organisations to get the most out of their people – while driving lasting, transformational change.”

Source: RevenueBase Database · checked Sep 19, 2026
11Strong evidenceLondon, United KingdomHQ checked Sep 19, 202611-5017 contacts →

Strong evidence

“An expert and friendly consultancy to help you deliver fair pay, engaging benefits, effective recognition and a great employee experience Our specialists have a strong track…”

Source: RevenueBase Database · checked Sep 19, 2026
12Indirect evidenceLondon, United KingdomHQ checked Sep 19, 202611-5015 contacts →

Indirect evidence

“We are a law firm which is passionate about people issues in the workplace.”

Source: RevenueBase Database · checked Sep 19, 2026
13Strong evidenceLondon, United KingdomHQ checked Sep 19, 202611-5015 contacts →

Strong evidence

“As employer solutions lawyers, we provide strategic consultancy and managed services that ensure businesses and HR practices are both fully compliant with legal requirements and…”

Source: RevenueBase Database · checked Sep 19, 2026
14Partial evidenceLondon, United KingdomHQ checked Sep 19, 20261-1012 contacts →

Partial evidence

“We offer retained HR Support to forward-thinking employers, and deliver a premium HR Support service, which includes: 24/7 access to a dedicated Director/Partner level Solicitor…”

Source: RevenueBase Database · checked Sep 19, 2026
15Indirect evidenceLondon, United KingdomHQ checked Sep 19, 202611-5011 contacts →

Indirect evidence

“At Abbiss Cadres, we understand that businesses today face increasing challenges in engaging, rewarding, and deploying talent effectively – especially across borders.”

Source: RevenueBase Database · checked Sep 19, 2026
16Indirect evidenceLondon, United KingdomHQ checked Sep 19, 20261-1010 contacts →

Indirect evidence

“McLean HR offer practical, flexible and tailored HR services.”

Source: RevenueBase Database · checked Sep 19, 2026
17Indirect evidenceLondon, United KingdomHQ checked Sep 19, 20261-1010 contacts →

Indirect evidence

“Bespoke human resources solutions tailored to suit any business, at any stage.”

Source: RevenueBase Database · checked Sep 19, 2026
18Partial evidenceLondon, United KingdomHQ checked Sep 19, 20261-1010 contacts →

Partial evidence

“Award winning HR Practice DOHR provides specialist HR services to employers across London and the Northern Home Counties.”

Source: RevenueBase Database · checked Sep 19, 2026
19Partial evidenceLondon, United KingdomHQ checked Sep 19, 202611-5010 contacts →

Partial evidence

“We go beyond the ordinary, placing employees at the heart of problem-solving.”

Source: RevenueBase Database · checked Sep 19, 2026
20Indirect evidenceLondon, United KingdomHQ checked Sep 19, 20261-1010 contacts →

Indirect evidence

“Higson transforms businesses through improving interactions, developing individual skills and defining methods of engagement.”

Source: RevenueBase Database · checked Sep 19, 2026
21Indirect evidenceLondon, United KingdomHQ checked Sep 19, 20261-1010 contacts →

Indirect evidence

“We jump out of bed every day on a mission to help people and workplaces smash their potential and have a positive impact on the world.”

Source: RevenueBase Database · checked Sep 19, 2026
22Indirect evidenceLondon, United KingdomHQ checked Sep 19, 202611-5010 contacts →

Indirect evidence

“We are a global network of HR specialists providing various high-quality services to our customers.”

Source: RevenueBase Database · checked Sep 19, 2026
23Indirect evidenceLondon, United KingdomHQ checked Sep 19, 202611-509 contacts →

Indirect evidence

“Laughology encourages positive engagement, organisational development, health & well being and productivity.”

Source: RevenueBase Database · checked Sep 19, 2026
24Partial evidenceLondon, United KingdomHQ checked Sep 19, 20261-109 contacts →

Partial evidence

“Trusted HR Consultancy | Practical Support for People-Led Businesses HR People First is an experienced outsourced HR consultancy delivering smart, cost-effective HR support to…”

Source: RevenueBase Database · checked Sep 19, 2026
25Indirect evidenceLondon, United KingdomHQ checked Sep 19, 20261-109 contacts →

Indirect evidence

“It's packed with case studies, proven strategies and tips for preventing workplace conflict.”

Source: RevenueBase Database · checked Sep 19, 2026

Showing 25 of 342 employee relations consultants based in London, United Kingdom

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Employee relations consultants based in London, United Kingdom at a glance

As of Sep 19, 2026
40.5%Verified-email coverage
24.2Average contacts per company
1-10Median size (employees)
100.0%Largest-city concentration · London
Sep 19, 2026Page data refreshed

Companies by employee count

1-10
278
11-50
53
51-200
8
201-500
1
501-1,000
1
5,001-10,000
1

Email recency for this list is measured across the whole United Kingdom list rather than for London, so it is reported there. Company counts and contact totals on this page are exact for London, over 342 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 employee relations consultants, 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 London, United Kingdom whose own description of what they do matches “employee relations consultants”. 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 employee relations consultants), 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 employee relations consultants, and records with no verified work email. Companies headquartered outside London 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, 3,352 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 19, 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.

Employee relations consultants by metro in the United Kingdom

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 employee relations consultants, 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 employee relations consultants are there based in London, United Kingdom?

RevenueBase identified 342 employee relations consultants headquartered in London, 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?

Hunter Adams, headquartered in London, tops this list with the largest team on record.

Which city has the most employee relations consultants?

London leads with 342 headquartered companies, followed by Manchester (40) and Glasgow (29).

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 3,352 verified decision-maker contacts tracked across these 342 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 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 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.