Company lists · Data refreshed September 2026
Top 25 Certification exam providers worldwide
RevenueBase identified 1,102 certification exam providers worldwide as of September 2026 and tracks 25,115 professional contacts across them, including 5,135 with verified work emails. The United States is the largest market and London the largest hub.
This list covers certification exam providers worldwide, 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. Country and city lists for certification exam providers follow the table.
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.
The 25 largest certification exam providers worldwide
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 3,357 contacts → | ||||
Indirect evidence “ACT is transforming college and career readiness pathways so that everyone can discover and fulfill their potential.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 2 | 2,105 contacts → | ||||
Indirect evidence “Prometric is a global leader in credentialing and skills development.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 3 | 1,696 contacts → | ||||
Partial evidence “The Knowledge Academy is a global leader in providing high-quality training and certification courses across various domains.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 4 | 1,305 contacts → | ||||
Indirect evidence “Ascend Learning is a leading healthcare and learning technology company.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 5 | 1,022 contacts → | ||||
Indirect evidence “PSI has over 70 years of experience providing worldwide testing solutions to corporations, federal and state government agencies, professional associations, certifying bodies and…” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 6 | 693 contacts → | ||||
Indirect evidence “Colibri Group is building the future of professional education by empowering professionals to achieve more, adapt, and thrive in their careers.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 7 | 437 contacts → | ||||
Partial evidence “PECB is a global leader in certification, committed to fostering digital trust through education, certification, and certificate programs across various disciplines.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 8 | 398 contacts → | ||||
Indirect evidence “Meazure Learning provides secure, reliable, and convenient test development, administration, and delivery solutions for academic and professional credentialing programs.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 9 | 372 contacts → | ||||
Indirect evidence “Aspiring Minds, an SHL Company, is a global job skills credentialing leader set up with a vision to create a merit driven talent ecosystem and enable efficient job skills matching…” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 10 | 342 contacts → | ||||
Indirect evidence “NHA is building the next generation of allied health professionals.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 11 | 308 contacts → | ||||
Partial evidence “Certus is a leading professional ed-tech training and certification company that, through its suite of brands and businesses, delivers technical-skills training and compliance…” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 12 | 268 contacts → | ||||
Indirect evidence “Planet EDU is a network of specialised educational services & learning facilitation organisations, delivering global educational services.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 13 | 229 contacts → | ||||
Indirect evidence “At Kryterion, we know a thing or two about test delivery.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 14 | 209 contacts → | ||||
Indirect evidence “Headquartered in Prague, Czech Republic, Scio is a leading CEE educational assessment centre offering comercial services to schools, universities, self-governing institutions…” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 15 | 198 contacts → | ||||
Partial evidence “The Learning Center is a 30 year organization specializing in Information Technology training and certification.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 16 | 186 contacts → | ||||
Partial evidence “Bluemorpho is a leading provider of professional certification programs specializing in training candidates through state-of-the-art Classroom & Online-led sessions.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 17 | 184 contacts → | ||||
Partial evidence “There are a multitude of information security certifications, but only GIAC certifications validate the true hands-on skills that go beyond theory and test the pragmatics of…” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 18 | 180 contacts → | ||||
Indirect evidence “We are a global work skill assessment company enabling organizations and lifelong learners to be future ready.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 19 | 178 contacts → | ||||
Partial evidence “Torque IT remains at the forefront of international vendor authorized training and certification solutions.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 20 | 163 contacts → | ||||
Partial evidence “Hello There, Certifications can boost your career.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 21 | 131 contacts → | ||||
Indirect evidence “We are EXIN, an independent examination institute focusing on competencies required in the digital domain.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 22 | 115 contacts → | ||||
Indirect evidence “Surpass is a global leader in digital assessment services, providing credentialing organizations worldwide with an extensive test center network, high-quality online proctoring…” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 23 | 98 contacts → | ||||
Indirect evidence “Agencia de Certificación Española.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 24 | 94 contacts → | ||||
Indirect evidence “eX:plain is the authority in developing and valuing future-proof knowledge and skills.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 25 | 88 contacts → | ||||
Partial evidence “Holmes Corporation (HC) develops and delivers exceptional educational products to serve individuals worldwide seeking professional credentials and certifications.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
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: certification exam 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 certification exam providers.
- Partial evidence
- Its own public description names part of certification exam providers, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name certification exam 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 1,102 certification exam providers worldwide
See the full list, filter by size, metro and specialty, and get verified emails and direct dials for all 5,135 reachable decision-makers.
Free signup · no credit card
Certification exam providers worldwide at a glance
As of Sep 19, 2026Companies by employee count
Email recency is reported on each country list linked below.
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 certification exam 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.
- Coverage
- Every country. Country and city lists for certification exam providers are linked below.
- What qualifies
- Companies worldwide whose own description of what they do matches “certification exam 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 certification exam 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 certification exam providers, and records with no verified work email.
- 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, 5,135 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.
Certification exam providers by location
7 lists · largest firstEvery Certification exam providers list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
- Certification exam providers based in the United States192
- Certification exam providers based in India111
- Certification exam providers based in France54
- Certification exam providers based in the Netherlands52
- Certification exam providers based in the United Kingdom42
- Certification exam providers based in Brazil41
- Certification exam providers based in Canada25
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 certification exam 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 certification exam providers are there worldwide?
RevenueBase identified 1,102 certification exam providers worldwide 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?
ACT, headquartered in Iowa City, tops this list with the largest team on record.
Which country has the most certification exam providers?
The United States leads with 192 companies, followed by India (111) and France (54). Every certification exam providers list by country and city is linked on this page.
Which city has the most certification exam providers?
London leads with 22 headquartered companies, followed by Bangalore (13) and Paris (13).
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 5,135 verified decision-maker contacts tracked across these 1,102 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.
Ready to reach these companies? Verified emails and direct dials for all 1,102 certification exam providers worldwide. Start with a free account, no credit card.
Download this list →Related lists
Browse the directory
Browse: Companies home · Lists by location · New lists
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.