Please contact us:
For any further questions about on-site audits, audit reports, certificate decisions, or how you can begin implementing the 4C Code of Conduct, please get in touch: info@4c-services.org.
Please leave us your feedback:
Use our Stakeholder Feedback Form to help us improve our system or to report any kind of violation of the 4C System. We appreciate the time you take.
How to find us:
4C Services GmbH
(former CAS)
Hohenzollernring 72
50672 Köln, Germany
Tel: +49 221 508020 50
Email: info@4c-services.org