• Expertise today and in the future

    INP's already more than 30 years old but still very young: our experienced experts are always up-to-date with technology.

    Harald Knaus – Head of Electrical Engineering
  • Shell Prelude Schiff Werft
  • Perfectly equipped for every order

    INP is in an excellent position with a broad and strong portfolio!

    Tobias Hoffmann – INP Austria GmbH
  • Green Energy Photovoltaik

Quality Assurance/Quality Control


The area of quality assurance/quality control represents another core expertise of INP International Projects. Here, we support our customers in quality assurance by means of our experience and certified specialist welding and quality engineers. Furthermore, we ensure that our customers' quality standards are met at global suppliers. Our extensive expertise is oriented towards the exacting quality requirements of large-scale international projects.


  • Welding monitoring
  • Quality assurance on the construction site, controls and acceptances
  • Production and deadline monitoring (expediting) at suppliers
  • Test supervision for non-destructive material testing (NDT) 
  • Monitoring of the test companies carrying out the work (PT, MT, UT, RT)
  • Evaluation and communication with a "nominated position"
  • QA documentation

Any other questions?

Stephan Diehl Prokurist – Leiter Maschinen- und Schweißtechnik

Stephan Diehl

PoA – Head of Machinery and Welding Technology

INP Deutschland GmbH

Werkstraße 5

67354 Römerberg


Tel. +49 6232 6869-0

More references: QA/QC

Now, you can discover even more exciting projects and references from the world of INP International Projects.