Calibration and verification of measuring instruments

Trescal offers verification, calibration and test measurement services that are accredited and/or certified in accordance with ISO/IEC 17025, “General requirements for the competence of testing and calibration laboratories,” and ISO 9001 “Quality management systems-Requirements” which includes normative quality system and metrological references such as:

  • ISO 10012: “Requirements for measurement processes and measuring equipment”
  • ISO/IEC Guide 98-3 (GUM) “Guide to the Expression of Uncertainty of Measurements”
  • ISO/IEC Guide 99 (VIM) “International Vocabulary of Metrology - Basic and General Concepts and Associated Terms”


Trescal offers its verification, calibration, and measurement services in its ISO/IEC 17025 accredited laboratories and at your facility.

Our accreditations guarantee our calibration results are traceable to the International Systems of units (SI) through the intermediary of Euramet laboratories for Europe (LNE, NPL, PTB…), the NIST or NRC for North America, and any National Metrological Institute that is a signatory to the international CIPM MRA (Mutual Recognition Arranagement) agreements in the measurement domain.

See our accreditations

Trescal maintains comprehensive technical offerings in electrical, mechanical and physical measurements. Additionally, Trescal offers specialized services related to measurement such as:

  • Thermal and testing (Characterization of test chambers, ovens)
  • Force and hardness test machines
  • Dimensional measurement & inspection of artefacts, parts and products (CMM, optical, laser tracker)
  • Legal metrology (scales)
  • Strain gauge installation, test measurement

Our know-how is based on more than 30 years of experience. Combining an ambitious policy of strategic investment and  calibration training with a dedicated industrial organization. This enables us to deliver tailored solutions adapted to your measurement processes.







Our offerings in the United States


Trescal US is accredited to ISO/IEC 17025, ANSI/NCSL Z450-1 and ANSI/NCSL Z540.3 through A2LA. Trescal has one of the largest scopes of accreditation in the country for electronic, physical and dimensional domains as well as being a factory-authorized service center for many International manufactures.

Trescal’s presence in the United States

Trescal has 8 locations spanning the United States specializing in the following measurement domains:

Acceleration, Acoustics, Chemical, Dimensional, Electrical, Force/Load, Pressure, RF & Microwave, Thermometry, and Torque. Strain Gaging measurement services are also available.

Features and Services

Trescal U.S offers: free pick-up and delivery service, and an online asset management service called TAM online (Total Asset Management) that is available to customers 24/7. We also offer instrument repair and maintenance services, on-site and resident professional calibration and asset management programs, outsourcing, purchasing, as well as measurement and quality systems training and consulting.

> See accreditations