| Name | Surname | Position | Tel | User THCP |
| QC | ||||
| Mr.Thanisak | Patcharasirichaiporn | Managing Director | 084-5356544 | isdp_thanisak.p |
| Mr.Panusorn | Daoboriboon | Managing Director Regional Project Manager | 086-8974557 | isdp_panusorn.d |
| Mr.Direk | Khamkeaw | Regional Project Manager | 089-9202831 | isdp_direk.k |
| Mr.Loedchao | Daengbang | Project Director | 086-5200905 | isdp_loedchao.d |
| Mr.Chatuporn | Romyen | Project Manager | 084-0000789 | isdp_chatuporn.r |
| Mr.Itsara | Pormkhun | Project Manager Central | 097-2878514 | isdp_itsara.p |
| Mr.Krisakorn | Silaudom | Project Manager North-East | 081-8227052 | isdp_krisakorn.s |
| Mr.Prathan | Monthamas | Project Manager BMA | 081-5558922 | isdp_prathan.m |
| Mr.Somsak | Chakram | Project Manager North | 092-4560539 | thcp_somsak.cha |
| Mr.Pongsak | Sanguansook | Project Manager South | 088-1254224 | thcp_pongsak.sa |
| CIVIL ENGINEER LEVEL2 | ||||
| Mr.Suphot | Naluphai | In House | 089-8958076 | – |
| ENGINEER | ||||
| Mr.Noppol | Wilaiwan | Project Engineer Central | 086-0005582 | thcp_noppol.w |
| Mr.Jirasak | Thanupol | Project Engineer North-East | 063-5436329 | thcp_jirasak.t |
| Mr.Phonpasart | Rittikai | Project Engineer BMA | 081-6774430 | thcp_phonpasert.r |
| Mr.Nithikorn | Pieamprasert | Project Engineer North | 086-8436508 | isdp_nithikorn.p |
| Mr.W arut | Julruang | Project Engineer South | 085-7874040 | thcp_warut.j |
| SITE SUPERVISOR | ||||
| Mr.Samrit | Sornyu | Senior Supervisor | 061-4126622 | thcp_samrit.s |
| Mr.Pakkaphol | Mongkholthong | Supervisor | 092-4612283 | thcp_pakkaphol.m |
| Mr.Yudtakan | Chimmayang | Supervisor | 098-9409360 | thcp_yuttakan.c |
| Mr.Amnart | Kasi | Supervisor | 062-1149199 | thcp_amnart.k |
| Mr.Apisan | Srisawat | Supervisor | 095-9533340 | thcp_apisan.s |
| SAQ | ||||
| Mr.Prathan | Monthamas | Project Manager | 081-5558922 | isdp_prathan.m |
| Mr.Trin | Pana-amponkul | Supervisor | 097-1699639 | isdp_trin.p |
| DRAWING | ||||
| Mr.Nithikorn | Pieamprasert | Drawing | 086-8436508 | isdp_nithikorn.p |
| Mr.Ravipan | Imsuwan | Drawing | 086-8913478 | isdp_ravipan.i |
| DOCUMENT DEPARTMENT | ||||
| Miss.On-uma | Jinnukul | Administration Manager | 089-1040018 | isdp_onuma.j |
| Miss.Kanlayanee | Sritrawen | Document Team | 082-8371579 | isdp_kanlayanee.s |
| Miss.Chatchaya | Wayurakul | Document Team | 092-2762650 | isdp_chatchaya.w |
| PURCHASE | ||||
| Miss.Jariya | Boriboon | Purchasing Manager | 094-4126910 | isdp_jariya.b |
| Miss.Jinwara | Kamkaew | Purchasing | 099-4810884 | isdp_jinwara.k |
| ACCOUNT | ||||
| Miss.Aratai | Yoodee | Accounting Manager | 083-9033039 | isdp_aratai.y |
| Miss.Kedwadee | Kongkeaw | Accounting | 083-5065745 | isdp_kedwadee.k |
| STORE | ||||
| Mr.Worathon | Ong-art | Technician | 094-8571548 | thcp_worathon.o |
| Mr.Chaithanawat | Seubkaew | Technician | 099-1965842 | – |
| Mr.Supachai | Lowla | Technician | 063-2358034 | – |
| Mr.Niwat | Saephua | Technician | 094-4720600 | – |