| Construction Planning & Management Team |
+82-70-7511-1411 |
| Mechanical & Electrical Engineering Team |
+82-70-7511-1421 |
| Civil & Architectural Engineering Team |
+82-70-7511-1441 |
| Headquarter Relocation TF Team |
+82-70-7511-1492 |
| Ganghwa Tidal Power Plant Team |
+82-70-7511-1451 |
| Haeng Bok Combined Heat & Power Plant Construction Team |
+82-70-7511-1471 |