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CERTIFICATIONS

Deref S.p.A. is ISO 9001 and ISO 14001 certified, and is duly authorized for waste recovery.

ISO 9001 Certification

ISO 9001 Certification

Download PDF (226 KB)
ISO 14001 Certification

ISO 14001 Certification

Download PDF (218 KB)
Quality policy

Quality policy

Download PDF (24 KB)
Environment policy

Environment policy

Download PDF (557 KB)
Waste recovery authorization

Waste recovery authorization

Pisa Plant | Download PDF (163 KB)
Waste recovery authorization

Waste recovery authorization

Castiglione in Teverina Plant |  PDF (415 KB)
Waste recovery authorization

Waste recovery authorization

Vignole Borbera Plant | Download PDF (1345 KB)