About PTT

Quality Management Systems

About PTT

Quality Management Systems

ISO 9001:2015 Quality Management Systems (MASCI-certified)​

2013 Khao Bo Ya LPG Terminal
2013 Sriracha Oil Terminal
2013 Ban Rong Po LPG Terminal
2002 Khanom Gas Separation Plant
2001 Rayong Gas Separation Plant
1998 Natural Gas Vehicle Division, Natural Gas Vehicle Operation (a total of 12 stations nationwide)

ISO/IEC 17025 Testing and Calibration Laboratories (MASCI-certified)

2018 PTT Innovation Institute
2014 Machinery Maintenance Section, Rayong Gas Separation Plant
2002 Gas Quality Measurement and Control Section, Gas Business
1998 Equipment Maintenance Section, Gas Business
1998 Quality Control Section, Rayong Gas Separation Plant

ISO 22301 Business Continuity Management Systems (MASCI-certified)

2011 PTT Public Company

ISO 18001 Occupational Health and Safety Management Systems (MASCI-certified)

2015 Khao Bo Ya LPG Terminal
2015 Sriracha Oil Terminal
2015 Ban Rong Po LPG Terminal
2012 Natural Gas Vehicle Division, Natural Gas Vehicle Operation (a total of 12 stations nationwide)
2012 Khanom Gas Separation Plant
2009 PTT Innovation Institute
2000 Rayong Gas Separation Plant

ISO 45001 Occupational Health and Safety Management Systems (Bureau Veritas-certified)

2019 Rayong Gas Separation Plant

ISO/IEC 27001 Information Security Management Systems (MASCI-certified)

2011 Natural Gas Transmission

ISO 14001 Environmental Management Systems (MASCI-certified)

2018 Khao Bo Ya LPG Terminal
2018 Sriracha Oil Terminal
2018 Ban Rong Po LPG Terminal
2015 PTT Innovation Institute
2012 Natural Gas Vehicle Division, Natural Gas Vehicle Operation (a total of 12 stations nationwide)
2012 Khanom Gas Separation Plant
2001 Rayong Gas Separation Plant
2004 PTT PLC Head Office

ISO 15001 Energy Management Systems (MASCI-certified)

2013 Khanom Gas Separation Plant
2012 Rayong Gas Separation Plant