W.S. Werkstoff Service GmbH is an interdisciplinary materials technology center and engineering consultancy founded in Essen in 2007 by Dr. Ingo Poschmann. Located at the Triple Z industrial park at the Zollverein World Heritage Site, the company employs over 30 qualified engineers, physicists, chemists, and testing technicians providing materials engineering expertise, destructive and non-destructive testing, and industry-recognized qualifications.
As an accredited inspection body according to ISO/IEC 17020 and accredited testing laboratory according to ISO/IEC 17025, W.S. Werkstoff Service provides comprehensive engineering consulting for alloy selection, material substitution, heat treatment optimization, and root-cause failure analysis for components operating in harsh industrial environments.
The company also operates an NDT railway competence center (DIN 27201-7) providing wheelset and rail inspections, alongside an in-house workshop delivering precision test specimen preparation via waterjet cutting, sawing, and CNC machining.