Quality Certificates

As evidence of KOSTAL's world-wide competitiveness the company's declared aim is to maintain our quality, sustainability, energy and environment certificates.

IATF 16949

DIN EN ISO 14001

DIN EN ISO 50001

ISO 45001

Contract documents

KOSTAL Kontakt Systeme GmbH always strives for good customer and supplier relationships based on partnership. The following information is available as a PDF file for download.

Contract Documents For Suppliers