Company lists · Data refreshed September 2026

Top 25 Professional certification training providers based in the United Kingdom

Name: Professional certification training providers based in the United Kingdom
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 20, 2026 305 companies tracked

RevenueBase identified 305 professional certification training providers headquartered in the United Kingdom as of September 2026 and tracks 3,810 professional contacts across them, including 958 with verified work emails. London is the largest hub.

This list covers professional certification training providers 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 20, 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 20, 2026 86% judged on-target in blind review

305Companies

3,810Contacts tracked

958Verified emails

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The 25 largest professional certification training providers based in the United Kingdom

Ranked by team size

Top 25 of 305 professional certification training providers based in the United Kingdom, ranked by team size, largest first. Data refreshed Sep 20, 2026. RevenueBase Smart Search rates how each company's information relates to professional certification training providers: 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.
#	Company	RevenueBase Smart Search	Headquarters	Employees	Contacts
1	The Knowledge Academy	Strong evidence	Bracknell, United KingdomHQ checked Sep 20, 2026	n/a	1,696 contacts →
	Strong evidence “The Knowledge Academy is a global leader in providing high-quality training and certification courses across various domains.” Source: RevenueBase Database · checked Sep 20, 2026
2	Firebrand Training	Partial evidence	London, United KingdomHQ checked Sep 20, 2026	201-500	276 contacts →
	Partial evidence “Firebrand is the leader in Accelerated Learning, and has grown to become a global business – with training centres around the world.” Source: RevenueBase Database · checked Sep 20, 2026
3	Amtivo Group	Strong evidence	West Malling, United KingdomHQ checked Sep 20, 2026	201-500	138 contacts →
	Strong evidence “Amtivo Group provides expert certification services for ISO standards, as well as training and related services.” Source: RevenueBase Database · checked Sep 20, 2026
4	Apmg International	Strong evidence	High Wycombe, United KingdomHQ checked Sep 20, 2026	51-200	132 contacts →
	Strong evidence “APMG International is a leading provider of professional certifications and best practice solutions which are available as self-study exams through APMG, or as training courses…” Source: RevenueBase Database · checked Sep 20, 2026
5	Optima Training & Consultancy LTD	Strong evidence	Harlow, United KingdomHQ checked Sep 20, 2026	11-50	87 contacts →
	Strong evidence “At Optima IT we have a wealth of professional training and consultancy experience.” Source: RevenueBase Database · checked Sep 20, 2026
6	Relyon Develop	Partial evidence	Derby, United KingdomHQ checked Sep 20, 2026	51-200	71 contacts →
	Partial evidence “RelyOn Develop is the UK’s leading accredited provider of Compliance, Technical, and Safety training.” Source: RevenueBase Database · checked Sep 20, 2026
7	BM Trada Certification	Partial evidence	Hughenden, United KingdomHQ checked Sep 20, 2026	501-1,000	62 contacts →
	Partial evidence “BM TRADA is proud to be part of Element, the market leader in Testing, Inspection, and Certification services.” Source: RevenueBase Database · checked Sep 20, 2026
8	Cnet Training	Strong evidence	Bury St Edmunds, United KingdomHQ checked Sep 20, 2026	11-50	51 contacts →
	Strong evidence “International award-winning technical education company, CNet Training has been designing and delivering professional network infrastructure education and training programs since…” Source: RevenueBase Database · checked Sep 20, 2026
9	Blackbird Training Centre BTC	Strong evidence	London, United KingdomHQ checked Sep 20, 2026	51-200	50 contacts →
	Strong evidence “BlackBird Training is a professional training provider established in 2019, specializing in customized training and development programs for organizations and professionals across…” Source: RevenueBase Database · checked Sep 20, 2026
10	MOL Learn	Strong evidence	Manchester, United KingdomHQ checked Sep 20, 2026	51-200	37 contacts →
	Strong evidence “We've been helping businesses and individuals achieve their goals since 1984 We're a leading provider of professional training qualifications and work with industry specialists…” Source: RevenueBase Database · checked Sep 20, 2026
11	DCD Academy	Indirect evidence	London, United KingdomHQ checked Sep 20, 2026	11-50	30 contacts →
	Indirect evidence “DCD Academy is the data center industry’s premier workforce development partner.” Source: RevenueBase Database · checked Sep 20, 2026
12	London IT Training	Partial evidence	London, United KingdomHQ checked Sep 20, 2026	11-50	24 contacts →
	Partial evidence “Welcome to the London IT Training (LIT).” Source: RevenueBase Database · checked Sep 20, 2026
13	Universal Skills Group	Strong evidence	Wakefield, United KingdomHQ checked Sep 20, 2026	11-50	23 contacts →
	Strong evidence “Universal Skills Group are a Training & Assessment provider approved by City and Guilds, UK Certification, LCL, EU Skills, NCFE and Gas safe.” Source: RevenueBase Database · checked Sep 20, 2026
14	Spoce Project Management LTD	Partial evidence	Bournemouth, United KingdomHQ checked Sep 20, 2026	11-50	20 contacts →
	Partial evidence “SPOCE Project Management Ltd is an accredited training and consulting organisation specialising in Best Practice Methods and striving to offer the best training to all our clients.” Source: RevenueBase Database · checked Sep 20, 2026
15	The Cyber Scheme	Partial evidence	Cheltenham, United KingdomHQ checked Sep 20, 2026	11-50	18 contacts →
	Partial evidence “We provide NCSC-Assured training, advanced mentoring, and multiple vocational qualifications.” Source: RevenueBase Database · checked Sep 20, 2026
16	IHFA	Partial evidence	London, United KingdomHQ checked Sep 20, 2026	11-50	17 contacts →
	Partial evidence “The International Health and Fitness Association (IHFA) is a globally recognized certification body dedicated to empowering fitness trainers, physiotherapists, and health…” Source: RevenueBase Database · checked Sep 20, 2026
17	Dirextra Construction Business School	Indirect evidence	Manchester, United KingdomHQ checked Sep 20, 2026	11-50	16 contacts →
	Indirect evidence “Dirextra, da oltre 20 anni leader sul mercato, per la formazione nel settore degli Appalti Pubblici (di lavori, servizi e forniture), eroga corsi di approfondimento tecnico e…” Source: RevenueBase Database · checked Sep 20, 2026
18	The Prime College, UK	Partial evidence	London, United KingdomHQ checked Sep 20, 2026	11-50	15 contacts →
	Partial evidence “The Prime College UK (TPC) is a leading training provider specialising in business qualifications.” Source: RevenueBase Database · checked Sep 20, 2026
19	Cifa Certified Institute For Further Accreditation	Partial evidence	London, United KingdomHQ checked Sep 20, 2026	11-50	14 contacts →
	Partial evidence “CIFA (Certified Institute of Further Accreditation) is a leading training provider committed to inspiring learning by combining high standards of education with technological…” Source: RevenueBase Database · checked Sep 20, 2026
20	GEL	Strong evidence	St. Albans, United KingdomHQ checked Sep 20, 2026	51-200	14 contacts →
	Strong evidence “Good e-Learning, now proudly part of Omniplex (UK), is a leading provider of accredited online training and certification courses designed to empower professionals and…” Source: RevenueBase Database · checked Sep 20, 2026
21	Impellus	Partial evidence	St. Albans, United KingdomHQ checked Sep 20, 2026	11-50	13 contacts →
	Partial evidence “Impellus is an established provider of essential leadership and management training.” Source: RevenueBase Database · checked Sep 20, 2026
22	Austratech	Partial evidence	Manchester, United KingdomHQ checked Sep 20, 2026	1-10	12 contacts →
	Partial evidence “Austratech is an IT Consultancy and Training Services company specialising in implementation management and delivery of Business led technologies and digital solutions to…” Source: RevenueBase Database · checked Sep 20, 2026
23	Knowledge Train	Partial evidence	London, United KingdomHQ checked Sep 20, 2026	1-10	11 contacts →
	Partial evidence “Knowledge Train is an accredited training organisation (ATO) specialising in project management courses.” Source: RevenueBase Database · checked Sep 20, 2026
24	KH Plant Training LTD	Partial evidence	Misterton, United KingdomHQ checked Sep 20, 2026	11-50	11 contacts →
	Partial evidence “We are based in the Yorkshire region and deliver a vast number of training and testing nationwide.” Source: RevenueBase Database · checked Sep 20, 2026
25	Sirius Training & Certifications	Indirect evidence	King’s Lynn, United KingdomHQ checked Sep 20, 2026	1-10	10 contacts →
	Indirect evidence “Our mission at the STC Academy is to develop people.” Source: RevenueBase Database · checked Sep 20, 2026

RevenueBase Smart Search

RevenueBase Smart Search assesses information from a company’s LinkedIn profile, information supplied directly by the company, its website, and other publicly available sources. It uses that information to rate how closely the company relates to this list’s category: professional certification training providers. Every row carries its rating and the description the rating was read from, so each one can be checked rather than taken on trust.

Strong evidence: The company's own public description of its business names professional certification training providers.
Partial evidence: Its own public description names part of professional certification training providers, so it works in or next to the category without describing itself that way.
Indirect evidence: The description shown does not name professional certification training providers. The match rests on the rest of the company's public profile rather than the one sentence quoted here, so this is the rating to check first.

RevenueBase Smart Search is how these lists are built: RevenueBase's data engine and AI assemble the companies that match a category defined in a user's own words, so a list can be about what companies actually do rather than about whichever industry code they were filed under.

Showing 25 of 305 professional certification training providers based in the United Kingdom

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Professional certification training providers based in the United Kingdom at a glance

As of Sep 20, 2026

25.1%Verified-email coverage

12.5Average contacts per company

1-10Median size (employees)

30.2%Largest-city concentration · London

Sep 20, 2026Page data refreshed

Companies by employee count

1-10

176

11-50

51-200

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 305 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 professional certification training providers, 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 “professional certification training providers”. 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 professional certification training providers), 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 professional certification training providers, 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, 958 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 20, 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.

Professional certification training providers by metro

Professional certification training providers in London92

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 professional certification training providers, 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 professional certification training providers are there based in the United Kingdom?

RevenueBase identified 305 professional certification training providers 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?

The Knowledge Academy, headquartered in Bracknell, tops this list with the largest team on record.

Which city has the most professional certification training providers?

London leads with 92 headquartered companies, followed by Manchester (10) and Birmingham (7).

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 958 verified decision-maker contacts tracked across these 305 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 20, 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.