We’re an accredited test laboratory for railway rolling stock as well as a calibration laboratory according to ISO 17025. The accreditation is registered with the Swiss Accreditation Service (SAS) under STS 0409. The areas in which these are applicable (test laboratory and calibration laboratory) are available online.

The test laboratory and the calibration laboratory guarantee cooperation with the customer or their representative in such a way that they can explain their request and have an overall view of the laboratory’s performance of in relation to the work to be performed - provided that the laboratory is able to ensure confidentiality towards other customers.

Customers are entitled to the indication of the resultant measurement inaccuracy. However, the procedures leading to the calculation of the measurement inaccuracy are not disclosed by the testing laboratory.

Feedback regarding our services can be addressed to the Director via telephone, in written form or via e-mail:

info@prose.one, Zürcherstrasse 41, CH-8400 Winterthur, Ph: +41 52 262 74 00.