About PTTEP

PTTEP remains constituent member of “FTSE4Good Index Series” for the 3rd consecutive year PTTEP honored with 3 awards from Asian Excellence Awards 2018 PTTEP’s CSR Initiatives Win Three Awards at 10th Annual Global CSR Summit 2018 Sixth consecutive year of PTTEP receiving Asia’s Icon on Corporate Governance Award PTTEP receives award for supporting Pedestrian and Cyclist Safe Zones in Ranong PTTEP receives the Green Office Award in Excellence Level (G-Gold) PTTEP receives 3 awards at the Asia regional level from the Asset Magazine

PTTEP receives Sustainability Report Award 2017 PTTEP was recognized as 2017 Thomson Reuters Top 100 Global Energy Leader PTTEP received Best use of multimedia for IR from IR Magazine PTTEP receives Outstanding Investor Relations and Innovative Company Awards from SET Awards 2017 PTTEP recognized as global leader in sustainable water and climate management PTTEP receives SET’s Thailand Sustainability Investment Award 2017 PTTEP receives 2 National Occupational Safety and Health Awards for third consecutive year PTTEP receives 2017 LESS Award Letter of Recognition from TGO PTTEP becomes first Thai organization to receive 2017 Global Duty of Care Award PTTEP listed as the Dow Jones Sustainability Indices (DJSI) member for the fourth consecutive year PTTEP receives the runner-up of Duty of Care Awards 2017 PTTEP becomes a constituent of FTSE4Good Emerging Index 2017 PTTEP honored with 3 awards from Asian Excellence Awards 2017 PTTEP’s CSR projects in Indonesia and Songkhla honored with Stevie Award PTTEP Indonesia wins Platinum Award for Best Community Program at the 9th Annual Global CSR Summit 2017 PTTEP receives Thailand Corporate Excellence Awards 2016 PTTEP awarded the RobecoSAM Gold Class Sustainability Award 2017 PTTEP becomes a constituent of FTSE4Good Emerging Index 2016

PTTEP received 4 awards from the Asset Magazine PTTEP receives an Outstanding Sustainability Report Award 2016 PTTEP is honored with the SPE Distinguished Corporate Support Award PTTEP received 3 awards for excellence in safety, health and environmental management in petroleum operations PTTEP listed on sustainability index DJSI for three consecutive years PTTEP receives Best CFO Award from the Investment Analysts Association PTTEP Wins 2 National Occupational Safety and Health Awards PTTEP honored with 3 awards from Hong Kong’s Corporate Governance Asia Magazine PTTEP’s CSR project in Myanmar honored with Stevie Award PTTEP awarded Platinum Award on PTTEP’s free healthcare center project PTTEP received Asia’s Best CFO from the Corporate Treasurer PTTEP wins BG Group’s Gold Hard Hat Award PTTEP receives ISO 22301 certification for Business Continuity Management System PTTEP receives Corporate Governance Asia Recognition Award - THE BEST OF ASIA

PTTEP receives two CG awards from The ASEAN Capital Market Forum PTTEP the first and only company in Southeast Asia listed in CDP’s Climate A List PTTEP receives Best Investor Relations Awards from SET PTTEP receives 4 awards from Board of the Year 2015 PTTEP receives recognition plaque “Thailand Sustainability Investment 2015” PTTEP received 2 awards for excellent level of health, safety and environmental management in petroleum operations PTTEP becomes a DJSI listed company for two consecutive years PTTEP receives Thailand’s Top Corporate Brands 2015 for the third time PTTEP receives Certificate of ESG100 Company PTTEP receives Honorary Member Award from TBCSD PTTEP receives Best Regional Cash Management Solution Award from the Asset Magazine PTTEP received 4 awards from the “5th Asian Excellence Awards 2015 PTTEP Receives Awards in PTT Group Operational Excellence Award 2015 PTTEP receives Thailand Quality Class (TQC) Award for second consecutive year PTTEP receives SPE Thailand E&P Awards 2014 PTTEP receives 3 awards from IAA Awards 2014 PTTEP received a plaque of honor from Prime Minister Prayuth Chan-ocha for becoming a DJSI listed company PTTEP receives 3 distinguish awards from the successfully launch of Hybrid Bonds PTTEP receives Charta Peduli 2014 for its free clinic in Indonesia

PTTEP receives EIA Monitoring Awards 2014 PTTEP received 2 Best IR awards PTTEP receives the Asset Platinum Corporate Award by the Assets Magazine PTTEP receives The 2nd Asian Company Secretary of the Year Award PTTEP received 2 awards from SET Awards 2014 PTTEP receives CSR Recognition Award 2014 PTTEP receives an Outstanding Sustainability Report Award 2014 PTTEP receives 2 Awards from Corporate Governance Asia Magazine (CG Asia) PTTEP received “Thailand’s Top Corporate Brand Value 2014 Award” PTTEP Received 2 Awards from Alpha Southeast Asia PTTEP receives a Global CSR Award 2014 PTTEP receives “Best Public Company 2014 Resources Industry Award” for 7 consecutively years PTTEP receives the Best CEO and the Best CFO Awards from IAA Awards for Listed Companies 2013 PTTEP receives 4 awards from Hong Kong’s Corporate Governance Asia Magazine PTTEP receives 2013 Thailand Quality Class Award

PTTEP received Best IR in Energy Sector 2013 PTTEP Receives 4 Awards “Board of the Year 2012/2013” PTTEP received 2 awards from SET Awards 2013 PTTEP received Oil Company of the Year 2013 PTTEP received Honorable Level for Zero Accident Campaign 2013 PTTEP receive Most Organized Investor Relations and Best Strategic Corporate Social Responsibility awards from Hong Kong’s PTTEP receives Honoring Outstanding Achievement in the category of Corporate Social Responsibility Excellence Award PTTEP receives NACC Integrity Awards 2012 PTTEP receive 2 awards: Asian Corporate Directors 2013 & Asia’s Outstanding Company PTTEP receive PTT Group “Center of Excellence Award 2013” PTTEP receives Best Public Company 2013 Resources Industry Award PTTEP received Asia’s Best CEO (Investor Relations) Award, Asia’s Best CSR Award and Best Investor Relations Company Award PTTEP's CFO received the Asset Triple A CFO of the Year from The Asset Magazine PTTEP received "Prestigious Platinum Corporate Award" from The Asset Magazine PTTEP won PTT Group OpEx Award 2013 “Best Practice Sharing” PTTEP received Thailand Top Company Awards PTTEP received Thailand Capital Markets Deal of the Year PTTEP received The Best Secondary Offering Award from the Asset Triple A Regional Awards 2012 PTTEP received the Winner Award of the SPE Thailand E&P Award 2012 PTTEP received the Best CEO and the Best CFO Awards PTTEP Received 2 Awards from Alpha Southeast Asia Magazine PTTEP Received “Best Managed Company in Thailand of 2013” and “Best Managed Company in Asia for Oil&Gas of 2013”

PTTEP received a “Top Corporate Governance Report Award” from SET Awards 2012 PTTEP received 2012 Thailand’s Top Corporate Values as the Top company value of 401,875 Million Baht in Thailand PTTEP won the Environment award of BG Chairman’s Awards in 2012 PTTEP received 2nd Asian Excellence Recognition Awards 2012 PTTEP received Board of the Year Awards 2010/11 PTTEP received “SAA Award for Listed Companies 2011”

SET Awards 2011 PTTEP received a Thai patent for new innovation “DeepLift” The 25th Thai Global Energy Explorer Television Commercial received the runner-up of best Television Commercial The 3rd Thailand’s Best Managed Company from FinanceAsia in 2011 PTTEP won “Best Thai-Canadian Linkages 2010” award from Thai-Canadian Chamber of Commerce. “PTTEP received The Asset Corporate Governance Awards 2010” PTTEP winning 2010 SPE Thailand E&P Awards

PTTEP winning the "EIA Monitoring Award 2009" Best Bond Awards 2009

Platts' 12th in the Fastest-Growing Asia Companies PTTEP Board of Directors received 3 awards from Board of the Year Awards 2008/09 SET Awards 2009 The Best Public Companies of The Year 2009 The Asset Corporate Governance Awards 2008

Thailand's Most Innovative Company 2008 SET Awards 2008 Platts' 10th in the Fastest-Growing Asia Companies The 3rd Thailand’s Best Managed Company from Finance Asia in 2008 Best Bond Award 2007

The fifth fastest-growing energy company in Asia Shareholders’ Awards

Very Good' for corporate governance Excellent CG 2006 survey Best Performance Awards

Top 10 CG Report Best CG Report Certificate

Best Corporate Governance (CG) Report Award Outstanding business performance, management, and services

Disclosure Award 2003 Best under a Billion

BG Chairman’s HSE Awards 2002

ISO 14001 Certification BG Chairman’s HSE Awards 2001 Best Managed Companies in Thailand Best Company in Asia in the Oil and Gas Sector Awards