Certificates

The Company has integrated quality management systems according to ISO standards 9001:2008; 14001:2004 and 18001:2007.

18001-2007

PST-Group-JSC-DNV_GL_Related_Certificate_ENG_logo_QR_18k

 

9001-2008

DNV_GL_Related_Certificate_ENG_logo_QR_1-40NS6PF_CC

 

14001-2004

DNV_GL_Related_Certificate_14k_ENG_logo_QR_1-40NLHDN_CC