Company lists · Data refreshed September 2026
Top 25 Professional certification companies based in the United Kingdom
RevenueBase identified 117 company matches for professional certification companies associated with the United Kingdom as of September 2026 and tracks 2,156 professional contacts across them, including 655 with verified work emails. London is the largest hub.
This list covers company matches for professional certification companies associated with the United Kingdom, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed September 20, 2026.
Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, 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 professional certification companies based in the United Kingdom
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 415 contacts → | ||||
Exact match “The National Examination Board in Occupational Safety and Health (NEBOSH) is a leading global organisation, which provides health, safety and environmental qualifications.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 2 | 267 contacts → | ||||
Exact match “NQA is a leading global certification body, respected for providing flexible and supportive certification and training services that are technically advanced and meet the needs of…” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 3 | 138 contacts → | ||||
Exact match “Amtivo Group provides expert certification services for ISO standards, as well as training and related services.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 4 | 132 contacts → | ||||
Exact match “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…” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 5 | 128 contacts → | ||||
Exact match “Elmhurst Energy and Stroma Certification have merged.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 6 | 118 contacts → | ||||
Exact match “CREST is an international not-for-profit, membership body representing the global cyber security industry.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 7 | 94 contacts → | ||||
Exact match “We are a global leader for best practice solutions.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 8 | 72 contacts → | ||||
Exact match “NSI is the UK’s most recognised certification body for fire and security.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 9 | 62 contacts → | ||||
Exact match “BM TRADA is proud to be part of Element, the market leader in Testing, Inspection, and Certification services.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 10 | 36 contacts → | ||||
Exact match “SSAIB (Security Systems and Alarms Inspection Board) is the leading certification body for organisations providing security systems and services, fire detection and alarm systems…” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 11 | 32 contacts → | ||||
Exact match “The British Institute of Recruiters (BIOR) is the professional body for staffing and recruitment, operating the Recruitment Certification Scheme for agencies and individual…” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 12 | 30 contacts → | ||||
Exact match “DCD Academy is the data center industry’s premier workforce development partner.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 13 | 28 contacts → | ||||
Exact match “ExVeritas delivers integrated certification, training, and safety advisory services for high-hazard industries worldwide.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 14 | 21 contacts → | ||||
Exact match “Launched in 2010, ADISA is a UKAS accredited certification body operating including certification to a Standard 8.0 which is a UK GDPR Certification Scheme formally recognised by…” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 15 | 20 contacts → | ||||
Exact match “TWI Certification Ltd (TWI CL), is a wholly-owned subsidiary of The Welding Institute (TWI), formed in 1993 to exemplify the independence and impartiality required to deliver…” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 16 | 16 contacts → | ||||
Exact match “QA International Certification Limited is an accredited certification body issuing internationally recognised accredited certificates to companies across a wide range of…” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 17 | 14 contacts → | ||||
Exact match “Glocert International is an emerging leader in the Testing, Inspection and Certification (TIC) industry.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 18 | 9 contacts → | ||||
Exact match “We provide training and qualifications for all levels, helping people gain the skills they need to succeed in their careers.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 19 | 8 contacts → | ||||
Exact match “We believe everyone has the power to realise their extraordinary potential.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 20 | 7 contacts → | ||||
Exact match “SCS provide accredited certification services which add value to Client organisations by challenging their management systems, in accordance with the relevant standard and in…” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 21 | 7 contacts → | ||||
Exact match “The Quality Scheme for Ready Mixed Concrete (QSRMC) was established in 1984 to provide a specialised and dedicated certification service in respect of the design, production and…” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 22 | 6 contacts → | ||||
Exact match “An accredited Cyber Essentials and Cyber Essentials Plus certification body, guiding organisations through a clear, effective certification process that strengthens security and…” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 23 | 5 contacts → | ||||
Exact match “Founded in 2011, Qualifications and Assessments International (QAI) is a UK-based provider of assessments, professional programmes, and certifications.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 24 | 5 contacts → | ||||
Exact match “Advanced Certification was acquired by Amtivo Group and integrated into its largest UK brand, British Assessment Bureau.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 25 | 4 contacts → | ||||
Exact match “Training for a Safer Workplace” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
RevenueBase SmartSearch
Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.
This list uses Exact for “professional certification companies”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.
Showing 25 of 117 professional certification companies based in the United Kingdom
See the full list, filter by size, metro and specialty, and access 655 tracked professional contacts with verified work emails. Direct dials are available where recorded.
Free signup · no credit card
Professional certification companies based in the United Kingdom at a glance
As of Sep 20, 2026Companies by employee count
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 117 companies.
How this list was built
The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.
- Source
- The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase SmartSearch, the natural-language company search available to every RevenueBase user.
- What qualifies
- Company records associated with the United Kingdom whose business descriptions match “professional certification companies” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
- RevenueBase SmartSearch
- Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
- Public preview
- The public preview omits records without a verified work email. Where headquarters information is recorded, preview rows are also filtered to this page’s location. Dataset totals and geographic summaries describe the full matched records before these preview filters.
- Match quality
- RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
- 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 displayed company carries at least one verified work email. RevenueBase tracks 655 professional contacts with verified work emails across the full matched dataset. 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.
- Record context
- Company records and descriptions can change. Check the company's website for its current services and locations.
Frequently asked
What is RevenueBase SmartSearch?
RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “professional certification companies”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many professional certification companies are there based in the United Kingdom?
RevenueBase identified 117 company matches for professional certification companies associated with the United Kingdom as of September 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.
What is the largest company on this list?
Nebosh tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which city has the most professional certification companies?
London leads with 44 company records, followed by High Wycombe (3) and Croydon (2).
How do I get contact information for these companies?
A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 655 professional contacts with verified work emails tracked across these 117 companies; direct dials are available where recorded.
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.
Ready to reach these companies? Verified emails and direct dials for all 117 professional certification companies based in the United Kingdom. Start with a free account, no credit card.
Download this list →Related lists
Professional certification companies by geography
- Professional certification companies based in Australia
- Professional certification companies based in Brazil
- Professional certification companies based in Canada
- Professional certification companies based in France
- Professional certification companies based in Germany
- Professional certification companies based in India
- Professional certification companies based in Indonesia
- Professional certification companies based in Italy
- Professional certification companies based in Mexico
- Professional certification companies based in the Netherlands
- Professional certification companies based in Spain
- Professional certification companies based in Türkiye
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 SmartSearch, 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.
More company lists
- All company lists
- Lists by location
- Lists A-Z
- New lists
- Professional certification companies based in Australia
- Professional certification companies based in Brazil
- Professional certification companies based in Canada
- Professional certification companies based in France
- Professional certification companies based in Germany
- Professional certification companies based in India
Company intelligence · public preview
Top 25 professional certification companies based in the United Kingdom
Find companies in any niche.
Describe the businesses you want in your own words. RevenueBase SmartSearch matches company descriptions by meaning.
RevenueBase records 117 matching company records for professional certification companies based in the United Kingdom, with 2,156 tracked contacts and 655 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 20, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 professional certification companies based in the United Kingdom
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 | Neboshnebosh.org.uk HQ: Leicester, United KingdomReported employees: 51-200 | Leicester, United Kingdom | 51-200 | Exact match | 415 contacts → |
“The National Examination Board in Occupational Safety and Health (NEBOSH) is a leading global organisation, which provides health, safety and environmental qualifications.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | NQAnqa.com HQ: Dunstable, United KingdomReported employees: 501-1,000 | Dunstable, United Kingdom | 501-1,000 | Exact match | 267 contacts → |
“NQA is a leading global certification body, respected for providing flexible and supportive certification and training services that are technically advanced and meet the needs of…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 |  Amtivo Groupamtivo.comHQ: West Malling, United KingdomReported employees: 201-500 | West Malling, United Kingdom | 201-500 | Exact match | 138 contacts → |
“Amtivo Group provides expert certification services for ISO standards, as well as training and related services.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Apmg Internationalapmg-international.com HQ: High Wycombe, United KingdomReported employees: 51-200 | High Wycombe, United Kingdom | 51-200 | Exact match | 132 contacts → |
“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…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Stroma Certificationelmhurstenergy.co.uk HQ: Wakefield, United KingdomReported employees: 201-500 | Wakefield, United Kingdom | 201-500 | Exact match | 128 contacts → |
“Elmhurst Energy and Stroma Certification have merged.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | CRESTcrest-approved.org HQ: London, United KingdomReported employees: 501-1,000 | London, United Kingdom | 501-1,000 | Exact match | 118 contacts → |
“CREST is an international not-for-profit, membership body representing the global cyber security industry.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 |  APM Groupapmg.comHQ: High Wycombe, United KingdomReported employees: 51-200 | High Wycombe, United Kingdom | 51-200 | Exact match | 94 contacts → |
“We are a global leader for best practice solutions.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | NSInsi.org.uk HQ: Maidenhead, United KingdomReported employees: 51-200 | Maidenhead, United Kingdom | 51-200 | Exact match | 72 contacts → |
“NSI is the UK’s most recognised certification body for fire and security.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | BM Trada Certificationbmtrada.com HQ: Hughenden, United KingdomReported employees: 501-1,000 | Hughenden, United Kingdom | 501-1,000 | Exact match | 62 contacts → |
“BM TRADA is proud to be part of Element, the market leader in Testing, Inspection, and Certification services.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | SSAIBssaib.org HQ: Whitley Bay, United KingdomReported employees: 51-200 | Whitley Bay, United Kingdom | 51-200 | Exact match | 36 contacts → |
“SSAIB (Security Systems and Alarms Inspection Board) is the leading certification body for organisations providing security systems and services, fire detection and alarm systems…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | HQ: Manchester, United KingdomReported employees: 11-50 | Manchester, United Kingdom | 11-50 | Exact match | 32 contacts → |
“The British Institute of Recruiters (BIOR) is the professional body for staffing and recruitment, operating the Recruitment Certification Scheme for agencies and individual…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 |  DCD Academydatacenterdynamics.comHQ: London, United KingdomReported employees: 11-50 | London, United Kingdom | 11-50 | Exact match | 30 contacts → |
“DCD Academy is the data center industry’s premier workforce development partner.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 |  Exveritasexveritas.comHQ: Wrexham, United KingdomReported employees: 11-50 | Wrexham, United Kingdom | 11-50 | Exact match | 28 contacts → |
“ExVeritas delivers integrated certification, training, and safety advisory services for high-hazard industries worldwide.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 |  ADISAadisacertification.comHQ: Harpenden, United KingdomReported employees: 1-10 | Harpenden, United Kingdom | 1-10 | Exact match | 21 contacts → |
“Launched in 2010, ADISA is a UKAS accredited certification body operating including certification to a Standard 8.0 which is a UK GDPR Certification Scheme formally recognised by…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | TWI Certification LTDtwicertification.com HQ: Cambridge, United KingdomReported employees: 11-50 | Cambridge, United Kingdom | 11-50 | Exact match | 20 contacts → |
“TWI Certification Ltd (TWI CL), is a wholly-owned subsidiary of The Welding Institute (TWI), formed in 1993 to exemplify the independence and impartiality required to deliver…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | QA International Certification Limitedqaicl.co.uk HQ: Darlington, United KingdomReported employees: 11-50 | Darlington, United Kingdom | 11-50 | Exact match | 16 contacts → |
“QA International Certification Limited is an accredited certification body issuing internationally recognised accredited certificates to companies across a wide range of…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 |  Glocert Internationalglocertinternational.comHQ: London, United KingdomReported employees: 11-50 | London, United Kingdom | 11-50 | Exact match | 14 contacts → |
“Glocert International is an emerging leader in the Testing, Inspection and Certification (TIC) industry.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 |  Crystal&cocrystalandco.co.ukHQ: Harrow, United KingdomReported employees: 11-50 | Harrow, United Kingdom | 11-50 | Exact match | 9 contacts → |
“We provide training and qualifications for all levels, helping people gain the skills they need to succeed in their careers.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Standards International LTDstandardsinternational.co.uk HQ: Weston, United KingdomReported employees: 1-10 | Weston, United Kingdom | 1-10 | Exact match | 8 contacts → |
“We believe everyone has the power to realise their extraordinary potential.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 |  System Certification Services LTDsystemcertification.co.ukHQ: Ballinderry Road, United KingdomReported employees: 11-50 | Ballinderry Road, United Kingdom | 11-50 | Exact match | 7 contacts → |
“SCS provide accredited certification services which add value to Client organisations by challenging their management systems, in accordance with the relevant standard and in…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Qsrmc - CPC - Speccqsrmc.co.uk HQ: Hampton, United KingdomReported employees: 11-50 | Hampton, United Kingdom | 11-50 | Exact match | 7 contacts → |
“The Quality Scheme for Ready Mixed Concrete (QSRMC) was established in 1984 to provide a specialised and dedicated certification service in respect of the design, production and…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Indelible Data Limitedindelibledata.co.uk HQ: Maryport, United KingdomReported employees: 1-10 | Maryport, United Kingdom | 1-10 | Exact match | 6 contacts → |
“An accredited Cyber Essentials and Cyber Essentials Plus certification body, guiding organisations through a clear, effective certification process that strengthens security and…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 |  QAI UKnsdc.theqai.orgHQ: Nottingham, United KingdomReported employees: 11-50 | Nottingham, United Kingdom | 11-50 | Exact match | 5 contacts → |
“Founded in 2011, Qualifications and Assessments International (QAI) is a UK-based provider of assessments, professional programmes, and certifications.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 |  Advanced Certification Limitedadvancedcertification.co.ukHQ: Portishead, United KingdomReported employees: 11-50 | Portishead, United Kingdom | 11-50 | Exact match | 5 contacts → |
“Advanced Certification was acquired by Amtivo Group and integrated into its largest UK brand, British Assessment Bureau.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 |  ALL Plant Trainingallplanttraining.co.ukHQ: Wimborne, United KingdomReported employees: 1-10 | Wimborne, United Kingdom | 1-10 | Exact match | 4 contacts → |
“Training for a Safer Workplace” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 117 company matches
Build a targeted audience, find relevant contacts and export available records to your workflow.
Free signup · 500 credits · limited free results
Professional certification companies: dataset insights
September 20, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
116 records in the displayed employee bands.
1 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
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 117 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: September 20, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Questions about this company list
What does Exact match mean for professional certification companies?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many professional certification companies did RevenueBase find based in the United Kingdom?
The saved snapshot records 117 matching company records, 2,156 tracked contacts and 655 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: September 20, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
Related lists
Professional certification companies by geography
- Professional certification companies based in Australia
- Professional certification companies based in Brazil
- Professional certification companies based in Canada
- Professional certification companies based in France
- Professional certification companies based in Germany
- Professional certification companies based in India
- Professional certification companies based in Indonesia
- Professional certification companies based in Italy
- Professional certification companies based in Mexico
- Professional certification companies based in the Netherlands
- Professional certification companies based in Spain
- Professional certification companies based in Türkiye
Cite this list
RevenueBase Data Team. Top 25 professional certification companies based in the United Kingdom. Snapshot: September 20, 2026. https://revenuebase.ai/companies/professional-certification-companies/united-kingdom.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
More company lists
- All company lists
- Lists by location
- Lists A-Z
- New lists
- Professional certification companies based in Australia
- Professional certification companies based in Brazil
- Professional certification companies based in Canada
- Professional certification companies based in France
- Professional certification companies based in Germany
- Professional certification companies based in India
Company intelligence · public preview
Top 25 professional certification companies based in the United Kingdom
RevenueBase records 117 matching company records for professional certification companies based in the United Kingdom, with 2,156 tracked contacts and 655 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 20, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 professional certification companies based in the United Kingdom
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 | Neboshnebosh.org.uk HQ: Leicester, United KingdomReported employees: 51-200 | Leicester, United Kingdom | 51-200 | Exact match | 415 contacts → |
“The National Examination Board in Occupational Safety and Health (NEBOSH) is a leading global organisation, which provides health, safety and environmental qualifications.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | NQAnqa.com HQ: Dunstable, United KingdomReported employees: 501-1,000 | Dunstable, United Kingdom | 501-1,000 | Exact match | 267 contacts → |
“NQA is a leading global certification body, respected for providing flexible and supportive certification and training services that are technically advanced and meet the needs of…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Amtivo Groupamtivo.com HQ: West Malling, United KingdomReported employees: 201-500 | West Malling, United Kingdom | 201-500 | Exact match | 138 contacts → |
“Amtivo Group provides expert certification services for ISO standards, as well as training and related services.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Apmg Internationalapmg-international.com HQ: High Wycombe, United KingdomReported employees: 51-200 | High Wycombe, United Kingdom | 51-200 | Exact match | 132 contacts → |
“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…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Stroma Certificationelmhurstenergy.co.uk HQ: Wakefield, United KingdomReported employees: 201-500 | Wakefield, United Kingdom | 201-500 | Exact match | 128 contacts → |
“Elmhurst Energy and Stroma Certification have merged.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | CRESTcrest-approved.org HQ: London, United KingdomReported employees: 501-1,000 | London, United Kingdom | 501-1,000 | Exact match | 118 contacts → |
“CREST is an international not-for-profit, membership body representing the global cyber security industry.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | APM Groupapmg.com HQ: High Wycombe, United KingdomReported employees: 51-200 | High Wycombe, United Kingdom | 51-200 | Exact match | 94 contacts → |
“We are a global leader for best practice solutions.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | NSInsi.org.uk HQ: Maidenhead, United KingdomReported employees: 51-200 | Maidenhead, United Kingdom | 51-200 | Exact match | 72 contacts → |
“NSI is the UK’s most recognised certification body for fire and security.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | BM Trada Certificationbmtrada.com HQ: Hughenden, United KingdomReported employees: 501-1,000 | Hughenden, United Kingdom | 501-1,000 | Exact match | 62 contacts → |
“BM TRADA is proud to be part of Element, the market leader in Testing, Inspection, and Certification services.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | SSAIBssaib.org HQ: Whitley Bay, United KingdomReported employees: 51-200 | Whitley Bay, United Kingdom | 51-200 | Exact match | 36 contacts → |
“SSAIB (Security Systems and Alarms Inspection Board) is the leading certification body for organisations providing security systems and services, fire detection and alarm systems…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | HQ: Manchester, United KingdomReported employees: 11-50 | Manchester, United Kingdom | 11-50 | Exact match | 32 contacts → |
“The British Institute of Recruiters (BIOR) is the professional body for staffing and recruitment, operating the Recruitment Certification Scheme for agencies and individual…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | DCD Academydatacenterdynamics.com HQ: London, United KingdomReported employees: 11-50 | London, United Kingdom | 11-50 | Exact match | 30 contacts → |
“DCD Academy is the data center industry’s premier workforce development partner.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Exveritasexveritas.com HQ: Wrexham, United KingdomReported employees: 11-50 | Wrexham, United Kingdom | 11-50 | Exact match | 28 contacts → |
“ExVeritas delivers integrated certification, training, and safety advisory services for high-hazard industries worldwide.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | ADISAadisacertification.com HQ: Harpenden, United KingdomReported employees: 1-10 | Harpenden, United Kingdom | 1-10 | Exact match | 21 contacts → |
“Launched in 2010, ADISA is a UKAS accredited certification body operating including certification to a Standard 8.0 which is a UK GDPR Certification Scheme formally recognised by…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | TWI Certification LTDtwicertification.com HQ: Cambridge, United KingdomReported employees: 11-50 | Cambridge, United Kingdom | 11-50 | Exact match | 20 contacts → |
“TWI Certification Ltd (TWI CL), is a wholly-owned subsidiary of The Welding Institute (TWI), formed in 1993 to exemplify the independence and impartiality required to deliver…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | QA International Certification Limitedqaicl.co.uk HQ: Darlington, United KingdomReported employees: 11-50 | Darlington, United Kingdom | 11-50 | Exact match | 16 contacts → |
“QA International Certification Limited is an accredited certification body issuing internationally recognised accredited certificates to companies across a wide range of…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Glocert Internationalglocertinternational.com HQ: London, United KingdomReported employees: 11-50 | London, United Kingdom | 11-50 | Exact match | 14 contacts → |
“Glocert International is an emerging leader in the Testing, Inspection and Certification (TIC) industry.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Crystal&cocrystalandco.co.uk HQ: Harrow, United KingdomReported employees: 11-50 | Harrow, United Kingdom | 11-50 | Exact match | 9 contacts → |
“We provide training and qualifications for all levels, helping people gain the skills they need to succeed in their careers.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Standards International LTDstandardsinternational.co.uk HQ: Weston, United KingdomReported employees: 1-10 | Weston, United Kingdom | 1-10 | Exact match | 8 contacts → |
“We believe everyone has the power to realise their extraordinary potential.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | System Certification Services LTDsystemcertification.co.uk HQ: Ballinderry Road, United KingdomReported employees: 11-50 | Ballinderry Road, United Kingdom | 11-50 | Exact match | 7 contacts → |
“SCS provide accredited certification services which add value to Client organisations by challenging their management systems, in accordance with the relevant standard and in…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Qsrmc - CPC - Speccqsrmc.co.uk HQ: Hampton, United KingdomReported employees: 11-50 | Hampton, United Kingdom | 11-50 | Exact match | 7 contacts → |
“The Quality Scheme for Ready Mixed Concrete (QSRMC) was established in 1984 to provide a specialised and dedicated certification service in respect of the design, production and…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Indelible Data Limitedindelibledata.co.uk HQ: Maryport, United KingdomReported employees: 1-10 | Maryport, United Kingdom | 1-10 | Exact match | 6 contacts → |
“An accredited Cyber Essentials and Cyber Essentials Plus certification body, guiding organisations through a clear, effective certification process that strengthens security and…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | QAI UKnsdc.theqai.org HQ: Nottingham, United KingdomReported employees: 11-50 | Nottingham, United Kingdom | 11-50 | Exact match | 5 contacts → |
“Founded in 2011, Qualifications and Assessments International (QAI) is a UK-based provider of assessments, professional programmes, and certifications.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Advanced Certification Limitedadvancedcertification.co.uk HQ: Portishead, United KingdomReported employees: 11-50 | Portishead, United Kingdom | 11-50 | Exact match | 5 contacts → |
“Advanced Certification was acquired by Amtivo Group and integrated into its largest UK brand, British Assessment Bureau.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | ALL Plant Trainingallplanttraining.co.uk HQ: Wimborne, United KingdomReported employees: 1-10 | Wimborne, United Kingdom | 1-10 | Exact match | 4 contacts → |
“Training for a Safer Workplace” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 117 company matches
Build a targeted audience, find relevant contacts and export available records to your workflow.
Free signup · 500 credits · limited free results
Professional certification companies: dataset insights
September 20, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
116 records in the displayed employee bands.
1 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
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 117 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: September 20, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Questions about this company list
What does Exact match mean for professional certification companies?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many professional certification companies did RevenueBase find based in the United Kingdom?
The saved snapshot records 117 matching company records, 2,156 tracked contacts and 655 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: September 20, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
Related lists
Professional certification companies by geography
- Professional certification companies based in Australia
- Professional certification companies based in Brazil
- Professional certification companies based in Canada
- Professional certification companies based in France
- Professional certification companies based in Germany
- Professional certification companies based in India
- Professional certification companies based in Indonesia
- Professional certification companies based in Italy
- Professional certification companies based in Mexico
- Professional certification companies based in the Netherlands
- Professional certification companies based in Spain
- Professional certification companies based in Türkiye
Cite this list
RevenueBase Data Team. Top 25 professional certification companies based in the United Kingdom. Snapshot: September 20, 2026. https://revenuebase.ai/companies/professional-certification-companies/united-kingdom.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
More company lists
- All company lists
- Lists by location
- Lists A-Z
- New lists
- Professional certification companies based in Australia
- Professional certification companies based in Brazil
- Professional certification companies based in Canada
- Professional certification companies based in France
- Professional certification companies based in Germany
- Professional certification companies based in India