Company lists · Data refreshed September 2026

Top 25 Machine learning ethics consultant staffing agencies based in the United Kingdom

RevenueBase identified 164 machine learning ethics consultant staffing agencies headquartered in the United Kingdom as of September 2026 and tracks 1,008 professional contacts across them, including 338 with verified work emails. London is the largest hub.

This list covers machine learning ethics consultant staffing agencies 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
164Companies
1,008Contacts tracked
338Verified emails
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The 25 largest machine learning ethics consultant staffing agencies based in the United Kingdom

Ranked by team size
Top 25 of 164 machine learning ethics consultant staffing agencies 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 machine learning ethics consultant staffing agencies: 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
1Partial evidenceWimbledon, United KingdomHQ checked Sep 28, 2026201-500239 contacts →

Partial evidence

“Harnham provides specialist Data and AI recruitment and staffing services, along with bespoke training solutions, across multiple industry verticals, operating in the UK, the USA…”

Source: RevenueBase Database · checked Sep 28, 2026
2Partial evidenceLondon, United KingdomHQ checked Sep 28, 202651-20068 contacts →

Partial evidence

“TwentyAI is a talent and staffing solutions firm that combines cutting-edge AI technology, deep data insights, and human expertise to connect top talent with outstanding…”

Source: RevenueBase Database · checked Sep 28, 2026
3Strong evidenceManchester, United KingdomHQ checked Sep 28, 2026n/a63 contacts →

Strong evidence

“Helping innovative start-ups and fast-growing Tech companies rapidly scale their AI and Machine Learning teams.”

Source: RevenueBase Database · checked Sep 28, 2026
4Indirect evidenceLondon, United KingdomHQ checked Sep 28, 202611-5061 contacts →

Indirect evidence

“We aim to build exceptional teams in the tech space, focusing on two core engineering specialisms: Advanced Software Engineering and AI, ML, & Data Engineering.”

Source: RevenueBase Database · checked Sep 28, 2026
5Indirect evidenceManchester, United KingdomHQ checked Sep 28, 202611-5034 contacts →

Indirect evidence

“Intelligence in Every Thought, Intellect in Every Hire." Welcome to Intellect Group, where we redefine recruitment excellence with a focus on Data, Technology, and Sustainability.”

Source: RevenueBase Database · checked Sep 28, 2026
6Partial evidenceLondon, United KingdomHQ checked Sep 28, 202651-20032 contacts →

Partial evidence

“NeuralRays AI was formed with the ambition of using ethical artificial intelligence (AI) to create solutions for a better world.”

Source: RevenueBase Database · checked Sep 28, 2026
7Indirect evidenceGlasgow, United KingdomHQ checked Sep 28, 202611-5031 contacts →

Indirect evidence

“MBN Solutions helps organisations build high-performing Data & AI capability - from senior leadership through to specialist teams.”

Source: RevenueBase Database · checked Sep 28, 2026
8Indirect evidenceLeeds, United KingdomHQ checked Sep 28, 20261-1022 contacts →

Indirect evidence

“At AI Tech UK, we’re dedicated to unlocking the transformative potential of AI for businesses, governments, and universities.”

Source: RevenueBase Database · checked Sep 28, 2026
9Indirect evidenceBristol, United KingdomHQ checked Sep 28, 202611-5018 contacts →

Indirect evidence

“Who We Are We’re Method-specialist recruiters in Tech, Data, and AI.”

Source: RevenueBase Database · checked Sep 28, 2026
10Strong evidenceLondon, United KingdomHQ checked Sep 28, 20261-1015 contacts →

Strong evidence

“Here at Enigma, we specialize in Generative AI recruitment, specifically focused on Machine Learning and Software Engineering disciplines.”

Source: RevenueBase Database · checked Sep 28, 2026
11Indirect evidenceLondon, United KingdomHQ checked Sep 28, 202611-5012 contacts →

Indirect evidence

“LotusAI helps leaders ignite their businesses with the power and impact of responsible, sustainable, and inclusive AI.”

Source: RevenueBase Database · checked Sep 28, 2026
12Indirect evidenceLondon, United KingdomHQ checked Sep 28, 20261-1011 contacts →

Indirect evidence

“Specialist AI recruitment.”

Source: RevenueBase Database · checked Sep 28, 2026
13Indirect evidenceLondon, United KingdomHQ checked Sep 28, 202611-5010 contacts →

Indirect evidence

“At Reuben Chase we specialise in recruiting global professionals from IT sectors with an extra personal touch.”

Source: RevenueBase Database · checked Sep 28, 2026
14Partial evidenceLondon, United KingdomHQ checked Sep 28, 202611-509 contacts →

Partial evidence

“Paritas Recruitment is a specialist Audit (Business & IT), Risk (Credit, Market, Operational, Quantitative, Regulatory), Compliance and Data Engineering, Data Science, Machine…”

Source: RevenueBase Database · checked Sep 28, 2026
15Indirect evidenceLondon, United KingdomHQ checked Sep 28, 202611-508 contacts →

Indirect evidence

“SerenityGPT helps regulated organisations adopt AI safely and quickly.”

Source: RevenueBase Database · checked Sep 28, 2026
16Indirect evidenceLondon, United KingdomHQ checked Sep 28, 20261-108 contacts →

Indirect evidence

“Jurupa connects forward-looking companies with elite fractional AI and technology leaders – experts who can accelerate innovation, deliver measurable impact and close capability…”

Source: RevenueBase Database · checked Sep 28, 2026
17Indirect evidenceLondon, United KingdomHQ checked Sep 28, 20261-108 contacts →

Indirect evidence

“We are a specialist AI search firm operating at the frontier of ML Research and Applied AI - placing elite talent across Systematic & Quantitative Finance, Robotics & Autonomous…”

Source: RevenueBase Database · checked Sep 28, 2026
18Indirect evidenceLondon, United KingdomHQ checked Sep 28, 20261-107 contacts →

Indirect evidence

“Techire AI - Your Gen AI Hiring Partner.”

Source: RevenueBase Database · checked Sep 28, 2026
19Indirect evidenceUnited KingdomHQ checked Sep 28, 20261-106 contacts →

Indirect evidence

“We are Dunbar Brown Group, we partner with organisations to understand their unique talent needs to provide a tailored solution.”

Source: RevenueBase Database · checked Sep 28, 2026
20Indirect evidenceLondon, United KingdomHQ checked Sep 28, 20261-106 contacts →

Indirect evidence

“Datnexa is a trusted innovation partner for public service organisations, specialising in AI, data and digital transformation.”

Source: RevenueBase Database · checked Sep 28, 2026
21Indirect evidenceBristol, United KingdomHQ checked Sep 28, 20261-106 contacts →

Indirect evidence

“We are a technologically-driven recruitment company with a specialism in the AI, Data Science & Quant and accounting sectors.”

Source: RevenueBase Database · checked Sep 28, 2026
22Indirect evidenceManchester, United KingdomHQ checked Sep 28, 202611-506 contacts →

Indirect evidence

“At Sectech Solutions, we don’t just fill roles, we provide trusted, quality-driven people solutions to strengthen your organization’s cybersecurity capabilities.”

Source: RevenueBase Database · checked Sep 28, 2026
23Indirect evidenceWembley, United KingdomHQ checked Sep 28, 202611-506 contacts →

Indirect evidence

“At REC Source, we are proud to be a certified leader in recruitment excellence, holding prestigious accreditations such as: ISO9001:2015 Certification GLAA Licence FCSA…”

Source: RevenueBase Database · checked Sep 28, 2026
24Partial evidenceLondon, United KingdomHQ checked Sep 28, 20261-106 contacts →

Partial evidence

“A specialist AI Talent Consultancy, Unearth Talent helps ambitious companies make vital hires at critical stages of their journey.”

Source: RevenueBase Database · checked Sep 28, 2026
25Partial evidenceLondon, United KingdomHQ checked Sep 28, 20261-105 contacts →

Partial evidence

“Perseus People is a boutique staffing agency, focused within software development, AI, data and cloud.”

Source: RevenueBase Database · checked Sep 28, 2026

Showing 25 of 164 machine learning ethics consultant staffing agencies based in the United Kingdom

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Machine learning ethics consultant staffing agencies based in the United Kingdom at a glance

As of Sep 28, 2026
33.5%Verified-email coverage
6.1Average contacts per company
1-10Median size (employees)
59.8%Largest-city concentration · London
Sep 28, 2026Page data refreshed

Companies by employee count

1-10
132
11-50
27
51-200
4
201-500
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 164 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 machine learning ethics consultant staffing agencies, 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 “machine learning ethics consultant staffing agencies”. 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 machine learning ethics consultant staffing agencies), 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 machine learning ethics consultant staffing agencies, 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, 338 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.

Machine learning ethics consultant staffing agencies by metro

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 machine learning ethics consultant staffing agencies, 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 machine learning ethics consultant staffing agencies are there based in the United Kingdom?

RevenueBase identified 164 machine learning ethics consultant staffing agencies 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?

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

Which city has the most machine learning ethics consultant staffing agencies?

London leads with 98 headquartered companies, followed by Manchester (8) and Bristol (4).

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 338 verified decision-maker contacts tracked across these 164 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.