Intertek
London, United Kingdom
British multinational TIC company accredited by ASME as an Authorized Inspection Agency (one of a small number of non-insurance-affiliated AIAs worldwide), combining Fitness-for-Service, non-destructive testing, and process safety management audit expertise to support Mechanical Integrity Programs and certify ASME Section I/VIII pressure equipment. Global assurance, testing, and certification company offering ATEX and IECEx hazardous-location product certification, site hazardous-area assessments, and related technical and training services for explosive-atmosphere compliance. Global assurance, testing and certification company offering cleanroom services and equipment calibration for pharmaceutical manufacturing, GMP/CMC-compliant analytical laboratories, cleaning-validation analytical support (HPLC-MS, ICP-MS, ion chromatography), and pharmaceutical microbiology and GMP auditing services. Global testing, inspection, and certification group whose electrical safety testing services include DC high-potential (hipot), insulation resistance, dielectric strength, and high-power testing for lighting, appliances, and consumer electronics. Intertek provides marine industry assurance and non-destructive testing services, including underwater ROV asset-integrity inspections relevant to hull and subsea structures, through accredited NDT specialists and dedicated marine service lines. The group's marine heritage traces to a 19th-century marine surveying business later folded into the modern Intertek brand.
- Headquarters
- London, United Kingdom
- Founded
- 1885
- Website
- www.intertek.com
Notable facts
- Origins trace to a marine surveying business founded by Caleb Brett in London in 1885; the modern Intertek name dates to 1996
- Gained ASME accreditation as an Authorized Inspection Agency in 2015 per its own press release
- Listed on the London Stock Exchange (FTSE 100) with over 45,000 employees globally
- Traces its roots to a marine-surveying business founded by Caleb Brett in 1885; the Intertek name and current corporate structure date to a 1996 rebrand after Inchcape Testing Services was acquired by Charterhouse Capital Partners.
- Founded_year left null because it is genuinely ambiguous: predecessor testing/inspection businesses date to 1885, but the company was renamed Intertek only in 1996 after a private-equity buyout of Inchcape Testing Services.
- Traces its roots to a marine surveying business formed by Caleb Brett in 1885
- Listed on the London Stock Exchange as a FTSE 100 constituent
- Traces its marine-surveying origins to a business founded by Caleb Brett in 1885, later combined with other testing businesses under the Intertek name adopted in 1996
- Headquartered in London, with over 45,000 employees across more than 100 countries
- Operates dedicated Marine and Non-Destructive Testing service lines, including underwater ROV inspection capability
Service categories
Sources. This profile is compiled from public reference data, WebSearch-verified againstsource 1 · source 2 · source 3. Data as of 2026-07-11. See methodology.
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