According to the National Petrochemical Company (NPC), four German DQS auditors conducted a four-day audit of various units and offices of Zagros Petrochemical Company, which ultimately lead to issuing ISO 45001: 2018 certification and GC-Mark certification for the company.

In this audit, Zagros Petrochemical Company was also able to extend the certifications of ISO14001: 2015, HSE-MS, ISO10002: 2014, ISO10004: 2012, and ISO9001: 2015.

DQS is one of the leading certification bodies for management systems worldwide. With 85 offices in 60 countries, and 2,500 auditors and experts worldwide, DQS is regarded as a trusted partner for sustainable success. DQS Holding, based in Frankfurt, provides the strategic leadership for all DQS offices worldwide.