To be a leading value-oriented integrated energy company in Asia-Pacific

• Electricity generation
• Oversees the operations of Ratchaburi Power Plant, comprising 2 units of thermal power plants each with 735 MW capacity, 3 blocks of combined cycle power plants each with 725 MW capacity and a block of combined cycle power plant with 700 MW capacity.

999 Moo 13 Paholyothin Road, Khlong Nueng Subdistrict, Khlong Luang, Pathum Thani

Branch Office 1:

8/8 Moo 2 Bangkhen, Muaeng District, Nonthaburi 11000

Registration No. 0135553000881

• Generating electricity and steam
• Established to operate SPP with Firm Contract for the 122-MW cogeneration power plant located in NavanakornIndustrial Promotion Zone in Pathumthani Province

110 Ratchaburi Industrial Estate, Moo 9 Don Sai Subdistrict, Potharam District, Ratch 70120

• Electricity generation
• Established to operate SPP power plant, with firm agreement for cogeneration system, the company has 2 projects in Ratchaburi Industrial Estate with combined installed capacity of 210 MW

72 Ngam Wong Wan Rd., Bangkhen, Muang Nonthaburi, Nonthaburi, 11000

• Investing in electricity generation
• Holding 25% in Ratchaburi Power Company Limited which operates Ratchaburi Power’s Power Plant with 1,400 MW Installed capacity

1828 Sukhumvit Road, Bang Chak, Phra Khanong, Bangkok 10260

• Electricity generating
• Overseeing the operations of Ratchaburi Power’s Power Plant, located within the premise of Ratchaburi Power Plant in Ratchaburi, which has a 25 year power purchase agreement with EGAT. The facility includes 2 units of combined cycle power plants, each with 700 MW installed capacity, totalling 1,400 MW

302 S&A Building 2nd Floor, Silom Road, Suriyawong, Bangkok

• Electricity generation
• Established to operate 100-MW SPP cogeneration project

72 Ngam Wong Wan Rd., Bangkhen, Muang Nonthaburi, Nonthaburi, 11000

• Investing in Electricity Generation

• Investing in electricity generation (renewable energy and related businesses)
• Holds stakes in following companies:
  • Solarta Company Limited
  • Solar Power (Korat 3) Company Limited
  • Solar Power (Korat 4) Company Limited
  • Solar Power (Korat 7) Company Limited
  • Songkhla Biomass Company Limited
  • RE Solar 1 Company Limited
  • Songkhla Biofuel Company Limited

72 Ngam Wong Wan Rd., Bangkhen, Muang Nonthaburi, Nonthaburi, 11000

• Generating electricity
• Operating SPP with Non-Firm Contract for 8 projects located in Phra Nakorn Sri Ayutthaya, Supanburi and Nakhon Pathom, with combined installed capacity of 34.25 MW

333/22 Sukhumvit 55, Sukhumvit Road, Khlong Tan Nua, Wattana, Bangkok 10110

• Electricity generation
• Overseeing the operations of a solar windfarm with 6 MW installed capacity in Nakhon Ratchasima Province, having Non-Firm Contract with the Provincial Electricity Authority and receiving 8 baht per unit of adder from the Power Department Fund Management Division, Office of the Energy Regulatory Commission for 10 years and started commercial operations on 9 March 2012

333/22 Sukhumvit 55, Sukhumvit Road, Khlong Tan Nua, Wattana, Bangkok 10110

• Electricity generation
• Overseeing the operations of a solar wind farm with 6 MW installed capacity in Nakhon Ratchasima Province, Having Non-Firm Contract with the Provincial Electricity Authority and receiving 8 baht per unit of adder from the Power Department Fund Management Division, Office of the Energy Regulatory Commission for 10 years and started commercial operations on 14 May 2012

333/22 Sukhumvit 55, Sukhumvit Road, Khlong Tan Nua, Wattana, Bangkok 10110

• Electricity generation
• Overseeing the operations of a solar wind farm with 6 MW installed capacity in Nakhon Ratchasima Province, Having Non-Firm Contract with the Provincial Electricity Authority and receiving 8 baht per unit of adder from the Power Department Fund Management Division, Office of the Energy Regulatory Commission for 10 years and started commercial operations on 30 May 2012

87 M Thai Tower Building, All Seasons Place, 27th Fl., Wireless Road, Lumpini, Pathumwan, Bangkok 10330

• Electricity generation
• Overseeing the operations of Huay Bong 2 Wind Turbine Power Project with installed capacity of 103.5 MW in Nakhon Ratchasima Province, having Non-Firm Contract with EGAT and receiving 3.50 baht per unit of adder from the Power Department Fund Management Division, Office of the Energy Regulatory Commission for 10 years and started commercial operations on 8 February 2013

87 M Thai Tower Building, All Seasons Place, 27th Fl., Wireless Road, Lumpini, Pathumwan, Bangkok 10330

• Electricity generation
• Overseeing the operations of Huay Bong 3 Wind Turbine Power Project with installed capacity of 103.5 MW in Nakhon Ratchasima Province, having Non-Firm Contractwith EGAT and receiving 3.50 baht per unit of adder from the Power Department Fund Management Division, Office of the Energy Regulatory Commission for 10 years

1842 Krungthep-Nonthaburi Road, Wongsawang, Bang Sue, Bangkok 10800

• Electricity generation
• overseeing the operations of a biomass power plant with 9.9 MW installed capacity using rubber-wood slabs and roots as source of energy located in Jana District, Songkhla Province

72 Ngam Wong Wan Rd., Bangkhen, Muang Nonthaburi, Nonthaburi, 11000

• To invest in renewable energy projects

• Investing, developing and operating electricity generation business in foreign
• Holding 75% stake in Nam Ngum 2 Power Company Limited, in which Lao PDR government holds 25%, that operates the Nam Ngum 2 Hydroelectric Power Plant in Lao PDR with 615 MW installed capacity

• Electricity generation
• Overseeing Nam Ngum 2 Hydroelectric Power Plant Operations with 615 MW capacity in Lao PDR

• Electricity generation
• Established in Lao PDR for electricity generating concession For the Hongsa Thermal Power Plant project located in Xayaburi Province, Lao PDR, with 1,878 MW using lignite as the major source of fuel

• Investing, developing and operating electricity generating and related businesses in foreign
• Holding 100% share in RH International (Mauritius) Corporation Limited

• Investing, developing and operating electricity generating and related businesses in foreign countries
• Holding 100% stake in RH International (Singapore) Corporation Pte. Limited

• Investing, developing and operating electricity generating and related businesses in foreign countries
• Making 80% investment in RATCH-Australia Corporation Limited
• To invest in solar power generation Projects in Japan
• Making 40% investment in Hongsa Power Company Limited operating the Hongsa Thermal Power Plant located in Lao PDR.
• Holding 37.5% stake in Phu Fai Mining Company Limited receiving mining concession for lime and lignite to be used as the major source of fuel for Hongsa Thermal Power Plant
• Operating electricity generating business in Lao PDR. EDLGen is the first securities listed on Lao Securities Exchange.

• Electricity generation
• Established in Lao PDR to operate a Xe-Pian Xe-Namnoy Hydroelectric Power Plant with 410 MW installed capacity

• Electricity generation
• Operating electricity generating business in Lao PDR by holding 75%-stake in EDL. EDLGen is the first securities listed on Lao Securities Exchange.

• Operating the investment in power business in the People’s Republic of China.

• Operating Riau Power Plant in Indonesia

• Providing power plant operation and maintenance services
• Providing operations and maintenance service to Ratchaburi Power’s Power Plant under 14-year service agreement starting from commercial operating date and provides maintenance service to Ratchaburi Power’s Power Plant in June 2008

• Providing power plant’s Gas turbine maintenance service
• Operating maintenance facility for power plant gas turbine, providing services across Asia, located in Navanakorn Industrial Estate, commencing operations in 2011

• Operating mining business
• Established in Lao PDR for mining concession for lime and lignite to be used as the major source of fuel for Hongsa Thermal Power Plant

• Providing power plant operations and maintenance, investing in other business related to the Company’s investment in Lao PDR
• Providing power plant operations and maintenance for the Nam Ngum 2 Power Plant Project with EGAT as subcontractor operating the power plant throughout the power purchase agreement period with EGAT

• Supplying biomass to the Songkhla Biomass Power Plant
• Overseeing the operations of the biomass power plant With 9.9 MW installed capacity using rubber-wood slabs and roots as source of energy located in Jana District, Songkhla Province

• Providing power plant operations and maintenance services to SPP power plants in which the Company has invested
• Providing power plant operations and maintenance services to SPP power plants in which the Company has invested

• Responsible for the design, build, and supply of civil works, M&E Systems and O&M Services for the two projects: the Pink Line Monorail Project : Khae Rai - Min Buri Section (34.5 km.) and Yellow Line : Lat Phrao - Samrong Section (30.4 km.)

Investing in Infrastructure business