| รอบปี | IPP | Contracted Capacity (MW) | Fuel Type | COD |
| 2537 | Global Power Synergy Co., Ltd . (GPSC หรือ IPT เดิม) |
700 | Gas | 15-Aug-00 |
| Ratchaburi Electricity Generating Co.,Ltd.(TECO เดิม) |
700 | Gas | 1-Jul-00 | |
| Eastern Power & Electric CO., Ltd. (EPEC) | 350 | Gas | 25-Mar-03 | |
| Ratchaburi Power Co., Ltd. (RPCL) |
700 x 2 | Gas | Unit 1 : 1-Mar-08 | |
| Unit 2 : 1-Jun-08 | ||||
| Glow IPP Co., Ltd. | 356.5 x 2 | Gas | 31-Jan-03 | |
| BLCP Power Limited (BLCP) | 673.25 x 2 | Coal | Unit 1 : 1-Oct-06 | |
| Unit 2 : 1-Feb-07 | ||||
| Gulf Power Generation Co., Ltd. (GPG) | 734 x 2 | Gas | Unit 1 : 5-May-07 | |
| Unit 2 : 1-Mar-08 | ||||
| 2550 | GHECO-One Co., Ltd. (GOC) | 660 | Coal | 26-Jul-12 |
| National Power Supply IPP Co., Ltd. *อยู่ระหว่างลงนามสัญญา |
270 x 2 | Coal | - | |
| Gulf JP NS Co., Ltd. (GNS) | 800 x 2 | Gas | Unit 1 : 1-Jun-14 | |
| Unit 2 : 1-Dec-14 | ||||
| Gulf JP UT Co., Ltd. (GUT) | 800 x 2 | Gas | Unit 1 : 1-Jun-15 | |
| Unit 2 : 1-Dec-15 | ||||
| 2555 | Gulf SRC Co., Ltd. | 625 x 4 | Gas | - |
| Gulf PD Co., Ltd. | 625 x 4 | Gas | - |
*ข้อมูล ณ วันที่ 1 กันยายน 2561
