Absolute Clean Energy Public Company Limited (“the Company” or “ACE”) operates mainly as a holding company which invests in companies that either generate and sell electricity and steam both domestically and internationally or support the generation of electricity and steam.
For the year ended December 31, 2023, the Company holds shares in 40 subsidiary companies, consisting of 1 direct and 39 indirect subsidiary companies (the Company and subsidiary companies combined are called “The Group”). The details are as follows.
| Subsidiary Company | Initials | Shareholding proportion | Business Type | |
|---|---|---|---|---|
| Direct Subsidiary Company | ||||
| 1. | Asia Clean Energy Co., Ltd. | ASCE | 100% | Operate mainly as a holding company for companies that generate and sell, or support the generation of electricity and steam both domestically and internationally. |
| Indirect Subsidiary Company | ||||
| 1. | Advance Clean Power Co., Ltd. | ACP | 100% | Generate and sell electricity and steam |
| 2. | Alliance Clean Power Co., Ltd. | ALCP | 100% | Generate and sell electricity and steam |
| 2.1 National Clean Energy Co., Ltd. | NCE | 90% | Held by ALCP Power Plant (not started working) In 2021, the Company was selected to be an investor and operate a community solid waste management project by converting it into electric power. | |
| 2.2 Absolute Power Plant Co., Ltd. | ABP | 90% | Held by ALCP Power Plant (not started working) In 2021, the Company was selected to be an investor and operate a community solid waste management project by converting it into electric power. | |
| 3. | Advance Agro Power Plant Co., Ltd. | AAPP | 100% | Generate and sell electricity and steam |
| 4. | Advance Asia Power Plant Co., Ltd. | AAP | 100% | Generate and sell electricity and steam |
| 5. | Advance Bio Asia Co., Ltd. | ABA | 100% | Generate and sell electricity and steam |
| 6. | Advance Farm Tree Co., Ltd. | AFT | 100% | Generate and sell electricity and steam |
| 7. | Bio Power Plant Co., Ltd. | BPP | 100% | Generate and sell electricity and steam |
| 8. | ACE SOLAR Co., Ltd. | ACE SOLAR | 100% | Generate and sell electricity and steam |
| 9. | Absolute Clean Water Co., Ltd. | ACW | 100% | Generate and sell electricity and steam |
| 10. | Advance Agro Asia Co., Ltd. | AAA | 100% | Generate and sell electricity and steam |
| 11. | Advance Asia Energy Co., Ltd. | AAE | 100% | Generate and sell electricity and steam |
| 12. | Advance Bio Energy Co., Ltd. | ABE | 100% | Generate and sell electricity and steam |
| 13. | Absolute Clean Engineering and Service Co., Ltd. | ACES | 100% | Generate and sell electricity and steam |
| 14. | Power Supply and Maintenance Service Co., Ltd. | PSMS | 100% | Maintenance renewable energy power plants, focusing on maintenance the power plants of ACE Group |
| 15. | Provincial Renewable Energy (Thailand) Co., Ltd. | PRE | 100% | Holding Company |
| 15.1 Khun Tan Kow Na Community Power Plant Co., Ltd. | KTNP | 90% | Held by PRE Power Plant (not started working) In 2021, the Company was selected to participate in the Community Power Plant for Local Economy Project (Pilot project) | |
| 15.2 Khun Tan Pattana Community Power Plant Co., Ltd. | KTDP | 90% | Held by PRE Power Plant (not started working) In 2021, the Company was selected to participate in the Community Power Plant for Local Economy Project (Pilot project) | |
| 15.3 Khun Tan Community Power Plant Co., Ltd. | KTPP | 90% | Held by PRE Power Plant (not started working) In 2021, the Company was selected to participate in the Community Power Plant for Local Economy Project (Pilot project) | |
| 15.4 Rang Bua Kow Na Community Power Plant Co., Ltd. | RBNP | 90% | Held by PRE Power Plant (not started working) In 2021, the Company was selected to participate in the Community Power Plant for Local Economy Project (Pilot project) | |
| 15.5 Chom Bueng Rung Rieang Community Power Plant Co., Ltd. | CBRP | 90% | Held by PRE Power Plant (not started working) In 2021, the Company was selected to participate in the Community Power Plant for Local Economy Project (Pilot project) | |
| 16. | Renewable Energy (Central) Co., Ltd. | REC | 100% | Holding Company |
| 16.1 Knun Tan Ruam Chai Community Power Plant Co., Ltd. | KTRC | 90% | Held by REC Power Plant (not started working) In 2021, the Company was selected to participate in the Community Power Plant for Local Economy Project (Pilot project) | |
| 16.2 Ta Rung Rueang Community Power Plant Co., Ltd. | TRRP | 90% | Held by REC Power Plant (not started working) In 2021, the Company was selected to participate in the Community Power Plant for Local Economy Project (Pilot project) | |
| 16.3 Khanu Waralaksaburi Community Power Plant Co., Ltd. | WLCPP | 90% | Held by REC Power Plant (not started working) In 2021, the Company was selected to participate in the Community Power Plant for Local Economy Project (Pilot project) | |
| 16.4 Kamphaeng Phet Community Power Plant Co., Ltd. | KACPP | 90% | Held by REC Power Plant (not started working) In 2021, the Company was selected to participate in the Community Power Plant for Local Economy Project (Pilot project) | |
| 16.5 Khlong Khlung Development Community Power Plant Co., Ltd. | KHLCP | 90% | Held by REC Power Plant (not started working) In 2021, the Company was selected to participate in the Community Power Plant for Local Economy Project (Pilot project) | |
| 17. | Renewable Energy (North) Co., Ltd. | REN | 100% | Holding Company |
| 17.1 Buriram Ruam Chai Community Power Plant Co., Ltd. | BURC | 90% | Held by REN Power Plant (not started working) In 2021, the Company was selected to participate in the Community Power Plant for Local Economy Project (Pilot project) | |
| 17.2 Kamphaeng Phet Development Community Power Plant Co., Ltd. | KAMD | 90% | Held by REN Power Plant (not started working) In 2021, the Company was selected to participate in the Community Power Plant for Local Economy Project (Pilot project) | |
| 18. | Renewable Energy (Northeast) Co., Ltd. | RENE | 100% | Holding Company |
| 18.1 Ta Pattana Community Power Plant Co., Ltd. | TDPP | 90% | Held by RENE Power Plant (not started working) In 2021, the Company was selected to participate in the Community Power Plant for Local Economy Project (Pilot project) | |
| 18.2 Nong Hong Community Power Plant Co., Ltd. | NHCP | 90% | Held by RENE Power Plant (not started working) In 2021, the Company was selected to participate in the Community Power Plant for Local Economy Project (Pilot project) | |
| 18.3 Ta Kow Na Community Power Plant Co., Ltd. | TKNP | 90% | Held by RENE Power Plant (not started working) In 2021, the Company was selected to participate in the Community Power Plant for Local Economy Project (Pilot project) | |
| 18.4 Ta Community Power Plant Co., Ltd. | TCPP | 90% | Held by RENE Power Plant (not started working) In 2021, the Company was selected to participate in the Community Power Plant for Local Economy Project (Pilot project) | |
| 19. | Renewable Energy Siam Co., Ltd. | RESM | 100% | Holding Company |
| 19.1 Khun Tan Rung Rueang Community Power Plant Co., Ltd. | KTRP | 90% | Held by RESM Power Plant (not started working) In 2021, the Company was selected to participate in the Community Power Plant for Local Economy Project (Pilot project) | |
| 19.2 Kamphaeng Phet Kow Klai Community Power Plant Co., Ltd. | KPKKC | 90% | Held by RESM Power Plant (not started working) In 2021, the Company was selected to participate in the Community Power Plant for Local Economy Project (Pilot project) | |