Company lists · Data refreshed September 2026

Top 25 Skills assessment platform companies based in the United Kingdom

RevenueBase identified 250 skills assessment platform companies headquartered in the United Kingdom as of September 2026 and tracks 4,538 professional contacts across them, including 1,289 with verified work emails. London is the largest hub.

This list covers skills assessment platform companies 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 29, 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 29, 2026 86% judged on-target in blind review
250Companies
4,538Contacts tracked
1,289Verified emails
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The 25 largest skills assessment platform companies based in the United Kingdom

Ranked by team size
Top 25 of 250 skills assessment platform companies based in the United Kingdom, ranked by team size, largest first. Data refreshed Sep 29, 2026. RevenueBase Smart Search rates how each company's information relates to skills assessment platform companies: 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 evidenceCambridge, United KingdomHQ checked Sep 29, 2026501-1,0001,689 contacts →

Strong evidence

“At Cambridge University Press & Assessment, we help millions of people learn English and prove their skills to the world.”

Source: RevenueBase Database · checked Sep 29, 2026
2Partial evidenceSaltaire, United KingdomHQ checked Sep 29, 202651-200381 contacts →

Partial evidence

“Surpass is a market-leading end-to-end assessment solution.”

Source: RevenueBase Database · checked Sep 29, 2026
3Partial evidenceLondon, United KingdomHQ checked Sep 29, 202651-200193 contacts →

Partial evidence

“We empower organisations to achieve their business goals by upskilling their current and future workforce in data and AI skills.”

Source: RevenueBase Database · checked Sep 29, 2026
4Indirect evidenceLondon, United KingdomHQ checked Sep 29, 202651-200124 contacts →

Indirect evidence

“Aptem offers market-leading, award-winning technology solutions for the vocational training, further education and employability sectors.”

Source: RevenueBase Database · checked Sep 29, 2026
5Strong evidenceLondon, United KingdomHQ checked Sep 29, 202651-200122 contacts →

Strong evidence

“Codility is the #1 partner for global enterprises using skill-based assessments to build strong engineering teams.”

Source: RevenueBase Database · checked Sep 29, 2026
6Indirect evidenceLondon, United KingdomHQ checked Sep 29, 202651-200115 contacts →

Indirect evidence

“hackajob has the AI hiring tools trusted by enterprises, scale-ups, and 1M+ tech professionals worldwide.”

Source: RevenueBase Database · checked Sep 29, 2026
7Partial evidenceLondon, United KingdomHQ checked Sep 29, 202651-20093 contacts →

Partial evidence

“CENTURY Tech is an award-winning AI education technology company focused on the learning, teaching and assessment space.”

Source: RevenueBase Database · checked Sep 29, 2026
8Strong evidenceLondon, United KingdomHQ checked Sep 29, 202651-20075 contacts →

Strong evidence

“Sova is a Talent Assessment Platform that streamlines how your organisation assesses talent.”

Source: RevenueBase Database · checked Sep 29, 2026
9Indirect evidenceBrentford, United KingdomHQ checked Sep 29, 2026201-50068 contacts →

Indirect evidence

“GL Education is a global leader in edtech with a clear mission: to accelerate learning for all children and adults of all ability levels and ethnic and social backgrounds…”

Source: RevenueBase Database · checked Sep 29, 2026
10Indirect evidenceLondon, United KingdomHQ checked Sep 29, 2026n/a63 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 29, 2026
11Indirect evidenceCambridge, United KingdomHQ checked Sep 29, 202611-5052 contacts →

Indirect evidence

“Obrizum is the category-defining adaptive learning and analytics engine, using AI to transform proprietary content into workforce capability.”

Source: RevenueBase Database · checked Sep 29, 2026
12Partial evidenceLondon, United KingdomHQ checked Sep 29, 202651-20045 contacts →

Partial evidence

“In the age of Generative AI and a rapidly shifting requirement for skills, Arctic Shores gives you the power to uncover human potential and see more in people than you can from a…”

Source: RevenueBase Database · checked Sep 29, 2026
13Indirect evidenceLondon, United KingdomHQ checked Sep 29, 202651-20039 contacts →

Indirect evidence

“We are a leading provider of language testing and educational services with major test centres across Europe, the Americas, and the Russian Federation.”

Source: RevenueBase Database · checked Sep 29, 2026
14Strong evidenceLondon, United KingdomHQ checked Sep 29, 202651-20038 contacts →

Strong evidence

“Spotted Zebra is an award-winning enterprise hiring platform that combines skills science with AI to help talent teams make better hiring decisions at scale.”

Source: RevenueBase Database · checked Sep 29, 2026
15Partial evidenceLondon, United KingdomHQ checked Sep 29, 202611-5037 contacts →

Partial evidence

“Apprenticeship assessment is changing, but our services aren't.”

Source: RevenueBase Database · checked Sep 29, 2026
16Strong evidenceLondon, United KingdomHQ checked Sep 29, 202651-20035 contacts →

Strong evidence

“The Unified Assessment Platform Powering 3.5M+ Exams Annually Tomax gives universities and government agencies complete assessment infrastructure in one platform.”

Source: RevenueBase Database · checked Sep 29, 2026
17Partial evidenceManchester, United KingdomHQ checked Sep 29, 202651-20033 contacts →

Partial evidence

“Unseen combines assessment technology, candidate engagement, psychometric design and recruitment support solutions, with intelligent insights at every stage.”

Source: RevenueBase Database · checked Sep 29, 2026
18Indirect evidenceDunfermline, United KingdomHQ checked Sep 29, 202611-5030 contacts →

Indirect evidence

“Prove training is working.”

Source: RevenueBase Database · checked Sep 29, 2026
19Partial evidenceLondon, United KingdomHQ checked Sep 29, 202611-5027 contacts →

Partial evidence

“Welcome to Morphoses, an educational technology company revolutionizing how learners develop their employability skills.”

Source: RevenueBase Database · checked Sep 29, 2026
20Indirect evidenceCranfield, United KingdomHQ checked Sep 29, 202611-5026 contacts →

Indirect evidence

“For over 25 years, Cognisco has provided the tools that organisations need to measure, manage, monitor and evidence the capability of their people.”

Source: RevenueBase Database · checked Sep 29, 2026
21Strong evidenceLondon, United KingdomHQ checked Sep 29, 20261-1025 contacts →

Strong evidence

“Building the classroom of the future We are building an all-encompassing platform for educators, which at its core has a proprietary Learning Profile assessment combined with a…”

Source: RevenueBase Database · checked Sep 29, 2026
22Partial evidenceWorcester, United KingdomHQ checked Sep 29, 202611-5024 contacts →

Partial evidence

“Symbiotics | Experts in psychometric assessment for the aviation industry.”

Source: RevenueBase Database · checked Sep 29, 2026
23Indirect evidenceHemel Hempstead, United KingdomHQ checked Sep 29, 202611-5024 contacts →

Indirect evidence

“Established in 1967, Morrisby has been helping people make informed decisions about their future for over 50 years.”

Source: RevenueBase Database · checked Sep 29, 2026
24Partial evidenceHuddersfield, United KingdomHQ checked Sep 29, 202611-5022 contacts →

Partial evidence

“At Graduates First, our mission is simple - to help job seekers ace employers’ assessments and succeed in securing their dream job.”

Source: RevenueBase Database · checked Sep 29, 2026
25Strong evidenceLondon, United KingdomHQ checked Sep 29, 20261-1018 contacts →

Strong evidence

“Combining an integrated assessment and development platform, licensed virtual scenario trainers, and comprehensive instructor training for a complete CBTA/EBT solution -…”

Source: RevenueBase Database · checked Sep 29, 2026

Showing 25 of 250 skills assessment platform companies based in the United Kingdom

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Skills assessment platform companies based in the United Kingdom at a glance

As of Sep 29, 2026
28.4%Verified-email coverage
18.2Average contacts per company
1-10Median size (employees)
54.4%Largest-city concentration · London
Sep 29, 2026Page data refreshed

Companies by employee count

1-10
147
11-50
76
51-200
23
201-500
2
501-1,000
1
1,001-5,000
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 250 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 skills assessment platform companies, 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 “skills assessment platform companies”. 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 skills assessment platform companies), 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 skills assessment platform companies, 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, 1,289 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 29, 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.

Skills assessment platform companies 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 skills assessment platform companies, 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 skills assessment platform companies are there based in the United Kingdom?

RevenueBase identified 250 skills assessment platform companies 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?

Cambridge English, headquartered in Cambridge, tops this list with the largest team on record.

Which city has the most skills assessment platform companies?

London leads with 136 headquartered companies, followed by Birmingham (8) and Manchester (6).

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 1,289 verified decision-maker contacts tracked across these 250 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 29, 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.