Power Generation
Thaioil contributes to electrical power security and profitability through its investment in TOP SPP Co., Ltd., as well as in Global Power Synergy Plc, PTT Group’s power business flagship. This partnership supports the development and investment in power businesses both domestically and internationally.

TOP SPP Company Limited

Our Business
Natural gas-fired co-generation power plants
Commencement of Commercial Operation
2016
Business Type
Power and steam generation
Capacity
354 megawatt
electricity
757 tons
of steam per hour
Shareholding Structure
100% owned by Thaioil Public Company Limited
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Electricity distribution to EGAT
Electricity is distributed to EGAT from both projects (90 megawatts each) under firm, 25-year power purchase agreements (PPAs). The surplus electricity and steam generated are also distributed to enhance the security of Thaioil Group.

Electricity distribution to EGAT
Electricity is distributed to EGAT from both projects (90 megawatts each) under firm, 25-year power purchase agreements (PPAs). The surplus electricity and steam generated are also distributed to enhance the security of Thaioil Group.

Acronym
TOP SPP
Registration Number
0105556198933
Business Type
Power and steam generation
Registered Capital (Baht)
3,500,000,000 Baht
Type of Share
Common
Number of Share (Sold)
350,000,000
Value of Share (Baht/Share)
10 Baht
Contact Us
TOP SPP Company Limited
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Address
555/1 Energy Complex Building A, 11th Floor Vibhavadi Rangsit Road, Chatuchak, Chatuchak, Bangkok 10900
Contact
0 – 2797 – 2999, 0 – 2299 – 0000
0 – 2797 – 2970
Global Power Synergy Public Company Limited

Our Business
The power flagship of PTT Group focuses on developing, investing in, and operating power businesses both domestically and internationally.
Commencement of Commercial Operation
The company conducts business as a holding entity for companies involved in power generation, steam production, and public utility services. This includes both domestic and international related and downstream businesses.
In 2013, the company was formed through the merger and acquisition of PTT Utility Co., Ltd. (PTTUT) and Independent Power (Thailand) Co., Ltd. (IPT).
Business Type
Generating and distributing electricity, steam, industrial water, and public utilities
Capacity
6,757 megawatt
of electricity
3,294 tons
of steam per hour
Update: 15 August 2024
Shareholding Structure
PTT Public Company Limited.
47.27%
Thai Oil PCL.
10.00%
PTT Global Chemical Public Company Limited.
10.00%
Others
32.73%
Update: 15 August 2024
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Electricity generation and distribution
Distributes electrical power to EGAT under a long-term Power Purchase Agreement (PPA) for the distribution of electricity, steam, and public utilities to companies within the PTT Group and industrial customers. The company also invests in shares of firms involved in electricity generation and related downstream businesses.

Electricity generation and distribution
Distributes electrical power to EGAT under a long-term Power Purchase Agreement (PPA) for the distribution of electricity, steam, and public utilities to companies within the PTT Group and industrial customers. The company also invests in shares of firms involved in electricity generation and related downstream businesses.

Acronym
GPSC
Registration Number
0107557000411
Business Type
Generating and distributing electricity, steam, industrial water, and public utilities
Registered Capital (Baht)
28,197,293,710 Baht
Type of Share
Common
Number of Share (Sold)
2,819,729,367
Value of Share (Baht/Share)
10 Baht
Contact Us
Global Power Synergy Public Company Limited
