Certification GS Staalwerken Groep

Quality, safety and environment are important values for GS Staalwerken Groep. In all phases of the construction project, these core values are central to us. To ensure this at any time GS Staalwerken Groep has much attention for training, improvement, quality management, safety, environment and production methods.

GS Staalwerken Groep is certified for the highest performance class EXC4. Besides this certification, GS Staalwerken Groep has also the following certifications:

Standard Certifications

ISO-management systems


Sustainable procurement

With effect from July 1, 2014 a CE mark and a declaration of performance are required for all supplied steel and aluminum structural components as defined in EN 1090-1. These documents are relevant for a recipient to determine whether its structure meets the requirements of the Building Decree.

GS Staalwerken Groep is certified (with a multi-site certification) according to EN 1090-1 / -2 EXC4 and delivers a CE marking and declaration of performance in all the above steel structures and structural components.

GS Staalwerken Groep is affiliated with the Association of Dutch Steel Construction (www.staalbouw.net) and included in the FPC-register EN 1090-1 of companies with a certified factory process control system.

Available languages certificates:
  • Dutch (NL)
  • German (DE)
  • English (EN)