Our Certificates

In 2002, our company received theISO 9001:2000 quality management system certification and subsequently, in 2006, the ISO 14001:1996 environmental management system certification, both issued by BVQI accredited in the Netherlands.

Both ISO 9001:2000 and ISO 14001:2004 were subsequently recertified by BVC in 2008. In 2008, our company also demonstrated conformity with the requirements for quality of the welding process according to ČSN EN ISO 3834-1,2 and DIN 18 800-7/A1 standards, and obtained the relevant certificate from BVC.

In 2010, the new company Det Norske Veritas performed the complete recertification (ISO 9001:2008 and ISO 14 001:2004), including occupational health and safety management systems certification according to OHSAS 18 001:2007.

ZVVZ-Enven Engineering is also the holder of certificates for brazing according to ČSN EN 13134 and 13133, execution of steel structures according to EN 1090-2, EC certificates for the manufacture of pressure vessels according to PED, product certificates for exports to foreign countries (Russia, Ukraine, Kazakhstan) and other certificates (ATEX, products approved by CEI, EMC…)