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whistleblowing Procurement

Subsidiary and Associated Companies

Subsidiaries

GPSC Holding (Thailand) Company Limited (GHT)
Shareholder’s Equity
100%
GPSC Holding (Thailand) Company Limited (GHT)
Address
555/2 Energy Complex, Building B, 5th Floor, Vibhavadi Rangsit Rd., Chatuchak, Bangkok 10900
Tel.
+66 2140 4600
Business Operation

Investment through shareholding in the power generating and steam businesses of Glow Energy Public Company Limited

Shareholder’s Equity
99.83%
Glow Energy Public Company Limited (GEN)
Address
555/2 Energy Complex, Building B, 5th Floor, Vibhavadi Rangsit Rd., Chatuchak, Bangkok 10900
Tel.
+66 2140 4600
Business Operation

Generating and supplying electricity, steam and industrial water to the industrial customers, and distributing electricity to EGAT

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Shareholder’s Equity
100%
Glow Energy Public Company Limited (GEN)
Address
555/2 Energy Complex, Building B, 5th Floor, Vibhavadi Rangsit Rd., Chatuchak, Bangkok 10900
Tel.
+66 2140 4600
Business Operation

An SPP (cogeneration power plant) generating and distributing electricity to PEA and the remaining electricity and steam to industrial customers in Map Ta Phut Industrial Estates

Shareholder’s Equity
100%
Glow SPP3 Company Limited (GSPP3)
Address
555/2 Energy Complex, Building B, 5th Floor, Vibhavadi Rangsit Rd., Chatuchak, Bangkok 10900
Tel.
+66 2140 4600
Business Operation

An SPP (cogeneration power plant) generating and distributing electricity, steam, and industrial water to customers in Map Ta Phut Industrial Estate and nearby industrial estates

Shareholder’s Equity
100%
Glow SPP 11 Company Limited (GSPP11)
Address
60/19 Moo 3, Siam Eastern Industrial Park, Mabyangporn, Pluak Daeng, Rayong 21140
Tel.
+66 3889 1324-8
Business Operation

An SPP (cogeneration power plant) generating and distributing electricity to MEA and the remaining electricity and steam to industrial customers in industrial estates

Shareholder’s Equity
100%
Glow Company Limited (GCO)
Address
555/2 Energy Complex, Building B, 5th Floor, Vibhavadi Rangsit Rd., Chatuchak, Bangkok 10900
Tel.
+66 2140 4600
Business Operation

To provide administration, consultancy, and advisory services for the management of related business

Shareholder’s Equity
95% (through GCO)
Glow IPP Company Limited (GIPP)
Address
555/2 Energy Complex, Building B, 5th Floor, Vibhavadi Rangsit Rd., Chatuchak, Bangkok 10900
Tel.
+66 2140 4600
Business Operation

An IPP (combined-cycle power plant) generating and distributing electricity to EGAT

Shareholder’s Equity
49% (through GCO)
Houay Ho Thai Company Limited (HHTC)
Address
555/2 Energy Complex, Building B, 5th Floor, Vibhavadi Rangsit Rd., Chatuchak, Bangkok 10900
Tel.
+66 2140 4600
Business Operation

Investment through shareholding in hydropower projects

Shareholder’s Equity
67.25% (through GCO and HHTC)
Houay Ho Power Company Limited (HHPC)
Address
Vieng Vang Tower, (Unit 15), 5th Floor, No. 502A, Boulichan Rd., Dongpalan Thong Village, Sittasanak District, Vientiane Capital, Lao PDR
Business Operation

Hydro power producer, distributing to EGAT and Lao PDR’s state enterprise (EDL)

Shareholder’s Equity
100% (through GCO)
Glow Energy Myanmar Company Limited (GE Myanmar)
Address
No. 221, Sule Pagoda Road, Unit #10/01, 10th Floor, Sule Square, Kyauktada Township, Yangon, Myanmar
Business Operation

Provision of technical and consultancy services for the power sector

Shareholder’s Equity
100%
Glow IPP2 Holding Company Limited (GIPP2)
Address
555/2 Energy Complex, Building B, 5th Floor, Vibhavadi Rangsit Rd., Chatuchak, Bangkok 10900
Tel.
+66 2140 4600
Business Operation

Investment through shareholding in power projects

Shareholder’s Equity
65% (through GIPP2)
GHECO-One Company Limited (GHECO-One)
Address
11 I-5 Road, Map Ta Phut Industrial Estate, Muang District, Rayong 21150
Tel.
+66 3869 8400-10
Business Operation

A coal-based IPP power plant generating and distributing electricity to EGAT

Shareholder’s Equity
100% (through GIPP2)
Glow IPP3 Company Limited (GIPP3)
Address
555/2 Energy Complex, Building B, 5th Floor, Vibhavadi Rangsit Rd., Chatuchak, Bangkok 10900
Tel.
+66 2140 4600
Business Operation

Investment through shareholding in assorted power projects

Shareholder’s Equity
100%
Combined Heat and Power Producing Company Limited (CHPP)
Address
120 Moo 3, Energy Building, Government Complex Comemorating His Majesty's 80th Birthday, December 5, 2007, Chaeng Watthana Road, Thung Song Hong, Lak Si, Bangkok 10210
Tel.
0-2143-9644
Business Operation

A very small power producer firm (VSPP) operating a combined heat and power with a district cooling power plant to generate and supply electricity to MEA and chilled water to Bangkok Government Complex. It produces, distributes, and installs buoys and provides construction services as well as electrical systems for solar power.

Shareholder’s Equity
100%
Energy Recovery Unit Company Limited (ERU)
Address
555/2 Energy Complex, Building B, 5th Floor, Vibhavadi Rangsit Rd., Chatuchak, Bangkok 10900
Tel.
+66 2140 4600
Business Operation

Generating and supplying electricity and steam as feedstock for TOP’s CFP

Shareholder’s Equity
100%
GPSC Treasury Center Company Limited (GPSCTC)
Address
555/2 Energy Complex, Building B, 5th Floor, Vibhavadi Rangsit Rd., Chatuchak, Bangkok 10900
Tel.
+66 2140 4600
Business Operation

To provide financial management services to the Group companies

Shareholder’s Equity
51%
IRPC Clean Power Company Limited (IRPC-CP)
Address
299 Moo 5, Sukhumvit Rd., Choeng Noen Sub-district, Muang District, Rayong 21000
Tel.
+66 3861 1333, +66 3861 3571-80
Business Operation

A small power producer (SPP) operates a cogeneration plant to generate and supply electricity to EGAT. The surplus electricity and steam are distributed to industrial customers in IRPC Industrial Zone.

Shareholder’s Equity
100%
Global Renewable Synergy Company Limited (GRSC)
Address
555/2 Energy Complex, Building B, 5th Floor, Vibhavadi Rangsit Rd., Chatuchak, Bangkok 10900
Tel.
+66 2140 4600
Type of business:

Investment through shareholding in renewables power projects

Shareholder’s Equity
100% (through GRSC)
Global Renewable Synergy Taiwan Company Limited (GRSC TW)
Address
7F., No. 122, Dunhua N. Rd., Songshan District, Taipei City, Taiwan (R.O.C.) 105405
Tel.
+886-2-77077200
Business Operation

Investment in renewables power projects in Taiwan

Shareholder’s Equity
100%
Natee Synergy Company Limited (NSC)
Address
555/2 Energy Complex, Building B, 5th Floor, Vibhavadi Rangsit Rd., Chatuchak, Bangkok 10900
Tel.
+66 2140 4658
Business Operation

Investment through shareholding in hydropower plant projects of Xayaburi Power Co., Ltd.

Shareholder’s Equity
51%
EurusPlus Company Limited (EurusPlus)
Address
555/2 Energy Complex, Building B, 5th Floor, Vibhavadi Rangsit Rd., Chatuchak, Bangkok 10900
Tel.
+66 2140 4600
Business Operation

Wind power producer, generating and distributing electricity in Thailand

Shareholder’s Equity
51%
BoreePlus Company Limited (BoreePlus)
Address
555/2 Energy Complex, Building B, 5th Floor, Vibhavadi Rangsit Rd., Chatuchak, Bangkok 10900
Tel.
+66 2140 4600
Business Operation

Wind power producer, generating and distributing electricity in Thailand

Shareholder’s Equity
51%
WindPower Development Company Limited (WPD)
Address
555/2 Energy Complex, Building B, 5th Floor, Vibhavadi Rangsit Rd., Chatuchak, Bangkok 10900
Tel.
+66 2140 4600
Business Operation

To accommodate investment growth in wind power plants in Thailand

Shareholder’s Equity
50%
Helios 1 Company Limited (Helios1)
Address
555/2 Energy Complex, Building B, 5th Floor, Vibhavadi Rangsit Rd., Chatuchak, Bangkok 10900
Tel.
+66 2140 4600
Business Operation

Solar power producer, generating and distributing electricity from ground-mounted solar farms in Thailand

Shareholder’s Equity
50%
Helios 2 Company Limited (Helios2)
Address
555/2 Energy Complex, Building B, 5th Floor, Vibhavadi Rangsit Rd., Chatuchak, Bangkok 10900
Tel.
+66 2140 4600
Business Operation

Solar power producer, generating and distributing electricity from ground-mounted solar farms in Thailand

Shareholder’s Equity
50%
Helios 3 Company Limited (Helios3)
Address
555/2 Energy Complex, Building B, 5th Floor, Vibhavadi Rangsit Rd., Chatuchak, Bangkok 10900
Tel.
+66 2140 4600
Business Operation

Solar power producer, generating and distributing electricity from ground-mounted solar farms in Thailand

Shareholder’s Equity
50%
Helios 4 Company Limited (Helios4)
Address
555/2 Energy Complex, Building B, 5th Floor, Vibhavadi Rangsit Rd., Chatuchak, Bangkok 10900
Tel.
+66 2140 4600
Business Operation

Solar power producer, generating and distributing electricity from ground-mounted solar farms in Thailand

Shareholder’s Equity
50% (through GRSC)
50% (through GPSC)
Global Renewable Power Company Limited (GRP)
Address
555/1 Energy Complex, Building A, 3rd Floor, Vibhavadi Rangsit Rd., Chatuchak, Bangkok 10900
Tel.
+66 2143 9644
Business Operation

To support investment in renewables businesses by the Company

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Shareholder’s Equity
100% (through GRP)
Global Renewable Power China (Shanghai) Company Limited (GRP China)
Address
No. 1599, Pingzhuang West Road, Fergxian District, Shanghai
Business Operation

To accommodate investment growth in renewables power plants in China

Shareholder’s Equity
100% (through GRP)
Global Renewable Power Operating Company Limited (GRPO)
Address
199 S-OASIS Building, Unit No. 2008, 20th Floor, Vibhavadee Rangsit Rd., Chom Phon, Chatuchak, Bangkok 10900
Tel.
0-2140-3930-31
Business Operation

Provision of management and maintenance services for solar farms

Shareholder’s Equity
100% (through GRP)
World Exchange Asia Company Limited (WXA)
Address
555/1 Energy Complex, Building B, 3rd Floor, Vibhavadi Rangsit Rd., Chatuchak, Bangkok 10900
Tel.
+66 2140 1968
Business Operation

A VSPP generating electricity from solar energy

Shareholder’s Equity
100% (through GRP)
P.P. Solar Company Limited (PPS)
Address
555/1 Energy Complex, Building B, 3rd Floor, Vibhavadi Rangsit Rd., Chatuchak, Bangkok 10900
Tel.
+66 2140 1968
Business Operation

A VSPP generating electricity from solar energy

Shareholder’s Equity
100% (through GRP)
N.P.S Star Group Company Limited (NPS)
Address
555/1 Energy Complex, Building B, 3rd Floor, Vibhavadi Rangsit Rd., Chatuchak, Bangkok 10900
Tel.
+66 2140 1968
Business Operation

A VSPP generating electricity from solar energy

Shareholder’s Equity
100% (through GRP)
Global Renewable Power One Company Limited (GRP1)
Address
555/2 Energy Complex, Building B, 5th Floor, Vibhavadi Rangsit Rd., Chatuchak, Bangkok 10900
Tel.
+66 2140 4600
Business Operation

To accommodate future renewable energy investment in Taiwan

Shareholder’s Equity
90% (through GRP1)
Sheng Yang Energy Company Limited (SYE)
Address
1F, No. 160, Sec. 1, Fuxing S. Rd., Da'An District, Taipei City
Tel.
+886 2 2592 5252
Business Operation

A solar power producer, supplying to Tai Power in Taiwan

Joint Ventures

Nam Lik 1 Power Company Limited (NL1PC)
Shareholder’s Equity
40%
Nam Lik 1 Power Company Limited (NL1PC)
Address
402B of 4th Floor, ViengVang Tower, Unit 15, Boulichan Road, Dongpalan Thong Village, Sisattanak District, P.O Box 3684, Vientiane Capital, Lao PDR
Tel.
-
Business Operation

Hydro power (run-of-river) producer, generating and supplying electricity to Lao PDR’s state enterprise (Electricite du Laos: EDL)

Shareholder’s Equity
30%
Nava Nakorn Electicity Generating Company Limited (NNEG)
Address
111 Moo 20 Phahonyothin Rd., Khlong 1 Sub-District, Khlong Luang District, Pathum Thani 12120
Tel.
+66 2978 5283, +66 2978 5291
Business Operation

A small power producer (SPP) operating a cogeneration power plant to generate and supply electricity to EGAT, and surplus and steam to industrial users in Nava Nakorn Industrial Promotion Zone

Associates

Bangpa-In Cogeneration Company Limited (BIC)
Shareholder’s Equity
25%
Bangpa-In Cogeneration Company Limited (BIC)
Address
587 Viriyathavorn Building, Sutthisan Vinitchai Rd., Din Daeng, Bangkok 10400
Tel.
+66 2691 9720
Business Operation

A small power producer (SPP) operating a cogeneration power plant to generate and supply electricity to EGAT. The surplus power and steam are distributed to industrial users in Bangpa-In Industrial Estate

Shareholder’s Equity
49%
Nuovo Plus Company Limited (Nuovo+)
Address
555/1 Energy Complex, Building A, 4th Floor, Vibhavadi Rangsit Rd., Chatuchak, Bangkok 10900
Business Operation:

Production and sale of batteries

Shareholder’s Equity
49% (through NUOVO+)
GPSC Singapore Pte. Ltd. (GPSCSG)
Address
38 Beach Road #29-11 South Beach Tower Singapore (189767)
Business Operation

To support overseas investment growth

Shareholder’s Equity
24.99% (through NUOVO+)
NV Gotion Company Limited (NV Gotion)
Address
555/1 Energy Complex, Building B, 4th Floor, Vibhavadi Rangsit Rd., Chatuchak, Bangkok 10900
Business Operation

Battery module and pack business

Shareholder’s Equity
25% (through GRSC TW)
CI Changfang Company Limited (Changfang)
Address
68, (26th floor), Sec. 5, Zhongxiao East Rd., Xinyi District, Taipei 11065, Taiwan (R.O.C.)
Business Operation

Offshore wind power producer, generating and distributing electricity in Taiwan

Shareholder’s Equity
25% (through GRSC TW)
CI Xidao Company Limited (Xidao)
Address
68, (26th Floor), Sec.5, Zhongxiao East Rd., Xinyi District, Taipei 11065, Taiwan (R.O.C.)
Business Operation

Offshore wind power producer, generating and distributing electricity in Taiwan

Shareholder’s Equity
39.90% (through GRSC)
Avaada Energy Private Limited (AEPL)
Address
Unit No 406, 4th Floor, Hubtown Solaris, NS Phadke Road, Near Gokhle Flyover, Andheri East, Mumbai, Mumbai City, Maharashtra, India, 400069
Tel.
+91-22-6140-8000
Business Operation

Solar power producer, generating and distributing electricity to industrial customers and India’s government agencies, for instance, SECI in India

Shareholder’s Equity
25% (through NSC)
Xayaburi Power Company Limited (XPCL)
Address
215 Lanexang Avenue, Ban Xieng Yuen, Muang Chantabouly , Vientiane, Lao PDR
Tel.
+856 (21) 251718
Business Operation

Investment through shareholding in hydropower plant projects of Xayaburi Power Co., Ltd.

Others

Ratchaburi Power Company Limited (RPCL)
Shareholder’s Equity
15%
Ratchaburi Power Company Limited (RPCL)
Address
1828 Sukhumvit Road, Bangchak Subdistrict, Phra Khanong District, Bangkok 10260
Tel.
+66 2311 5111-9
Business Operation

Independent Power Producer (IPP) operating a combined-cycle power plant to generate and supply electricity to EGAT

Shareholder’s Equity
25%
Business Services Alliance Company Limited (BSA)
Address
555 PTT Office, Phra Khanong Oil Depot, Art - Narong Road, Khlong Toei, Bangkok 10260
Tel.
+66 2239 7328
Business Operation

Provision of human resource management for PTT Group

Shareholder’s Equity
25% (through BSA)
Sport Services Alliance Company Limited (SSA)
Address
199/7 Moo 1, Tambon Choeng Noen, Muang District, Rayong 21000
Tel.
+66 3894 8138
Business Operation

Management of a football club for PTT Group

Shareholder’s Equity
13.59%
24M Technologies, Inc. (24M)
Address
Cambridge Office, Massachusetts, U.S.A.
Tel.
+(001) 617-553-1012
Business Operation

Research and development of lithium-ion batteries for energy storage in the industrial sector and for enhancement of power distribution and power network security

Shareholder’s Equity
10%
Sarn Palung Social Enterprise Company Limited (SPSE)
Address
555/1 Energy Complex, Building A, 10th Floor, Vibhavadi Rangsit Rd., Chatuchak, Bangkok 10900
Business Operation

Production and sale of goods and/or services for the benefit of society, communities, and the environment

Shareholder’s Equity
9.99% (through GPSCSG)
Anhui Axxiva New Energy Technology Company Limited (AXXIVA)
Address
28 East Chizhushan Road, Economic and Technological Development Zone, Wuhu, Anhui Province
Business Operation

Production of batteries for EVs in China

Shareholder’s Equity
15% (through GLOW)
Eastern Fluid Transport Company Limited (EFT)
Address
2, Muang Mai Map Ta Phut 6 Rd., Huai Pong Subdistrict, Muang District, Rayong 21150
Tel.
+66 3868-7513-4
Business Operation

Provision of maintenance for pipeline structure installation and management of the system for pipeline installation in Map Ta Phut Industrial Estate

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