Founded 1999
Trescal
Paris, Ile-de-France, France
Global outsourced-calibration group offering calibration, repair, asset management, and validation/qualification services for test and measurement instruments across aerospace, defense, automotive, energy, and life sciences, operating primarily through its own owned laboratories rather than third-party subcontractors.
- Headquarters
- Paris, Ile-de-France, France
- Founded
- 1999
- Website
- www.trescal.com
Notable facts
- Began in 1999 as the in-house metrology division of industrial gas company Air Liquide, and took the Trescal brand name in 2004.
- Became an independent company in 2007 when private equity firm Astorg acquired it from Air Liquide.
- States it performs 98% of its calibration work in-house rather than outsourcing to third-party labs.
- Operates across roughly 30-plus countries, with recent expansion into India in 2025.
Testing categories
Sources. This profile is compiled from public reference data, WebSearch-verified againstsource 1 · source 2. Data as of 2026-07-14. See methodology.
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