The Single Window set-up are administered by IC&E Department, Government of West Bengal, through a High Powered Committee (HPC) consisting of the following members:-
| 1 | Additional Chief Secretary/ Principal Secretary/ Secretary, IC&E Dept. | Chairperson |
| 2 | Additional Chief Secretary/ Principal Secretary/ Secretary, Finance Dept. | Member |
| 3 | Additional Chief Secretary/ Principal Secretary/ Secretary, IT&E Dept. | Member |
| 4 | Additional Chief Secretary/ Principal Secretary/ Secretary, UD&MA Dept. | Member |
| 5 | Additional Chief Secretary/ Principal Secretary/ Secretary, FPI&H Dept. | Member |
| 6 | Additional Chief Secretary/ Principal Secretary/ Secretary, L&LR and RRR Dept. | Member |
| 7 | Additional Chief Secretary/ Principal Secretary/ Secretary, Environment Dept. | Member |
| 8 | Additional Chief Secretary/ Principal Secretary/ Secretary, Labour Dept. | Member |
| 9 | Additional Chief Secretary/ Principal Secretary/ Secretary, Fire & Emergency Services Dept. | Member |
| 10 | Additional Chief Secretary/ Principal Secretary/ Secretary, Forest Dept. | Member |
| 11 | Additional Chief Secretary/ Principal Secretary/ Secretary, Health & Family Welfare Dept. | Member |
| 12 | Additional Chief Secretary/ Principal Secretary/ Secretary, Judicial Dept. | Member |
| 13 | Additional Chief Secretary/ Principal Secretary/ Secretary, Irrigation & Waterways Dept. | Member |
| 14 | Additional Chief Secretary/ Principal Secretary/ Secretary, Water Resources Investigation & Development Dept. | Member |
| 15 | Additional Chief Secretary/ Principal Secretary/ Secretary, P&RD Dept. | Member |
| 16 | Additional Chief Secretary/ Principal Secretary/ Secretary, Power & NES Dept. | Member |
| 17 | Additional Chief Secretary/ Principal Secretary/ Secretary, Agriculture Dept. | Member |
| 18 | Additional Chief Secretary/ Principal Secretary/ Secretary, Agri-marketing Dept. | Member |
| 19 | Additional Chief Secretary/ Principal Secretary/ Secretary, PAR & e-Governance Dept. | Member |
| 20 | Additional Chief Secretary/ Principal Secretary/ Secretary, Public Works Dept. | Member |
| 21 | Additional Chief Secretary/ Principal Secretary/ Secretary, Tourism Dept. | Member |
| 22 | Managing Director, WBIDCL | Member Secretary |
Functions of High Powered Committee (HPC)
- Provide the overall policy guidance and direction.
- Guide, monitor, supervise and review the functioning of the Silpa Sathi set-up in WBIDCL.
- Refer any matter or issue to the Government with its recommendations or suggestions, if considered necessary.
- Delegate any of its powers to the Member, Secretary, for effective functioning of Silpa Sathi.
- Co-opt any other member if so required for proper and effective discharge of its functions.
- Carry out such other functions, as may be assigned to it by the Government.
