Head of Departments
| Departments | Name | Designation |
|---|---|---|
| Government of Sikkim | Mr. S.C. Gupta, IAS | Chief Secretary |
| Home Department | Mr. S.C. Gupta, IAS | Chief Secretary |
| Finance Department | Mr. V.B. Pathak , IAS | Additional Chief Secretary |
| Education Department | Shri G.P.Upadhyaya, IAS | Additional Chief Secretary |
| Planning & Development Department | Mr.V.B.Pathak, IAS | Additional Chief Secretary |
| Raj Bhavan | Dr. K. Jayakumar, IAS | Additional Chief Secretary |
| Rural Development Department | Mr.C.S. Rao, IFS | Principal Secretary |
| Department Of Personnel | Mr.Tenzing Gelek, IAS | Principal Secretary |
| Chief Minister's Office | Mr. S. D. Dhakal | Secretary |
| Labour Department | Mr. S. D. Negi, IPS | Principal Secretary |
| Election Department (Office of Chief Electoral Officer) | Mr. Ravendra Telang, IAS | Chief Election Officer cum Pr. Secretary |
| Information Technology Department | Smt. Sherap Shenga, SCS | Secretary |
| Law Department | Mr. Jagat Bdr. Rai | L.R.-cum-Secretary |
| Transport Department | Mr. Raju Basnet | Secretary |
| Police Department | Mr. A. Shankar Rao, IPS | Director General of Police |
| Horticulture Department | Mr. Ravindra Telang, IAS | Principal Secretary |
| Forest & Environment Department | Shri. M.L. Srivastava, IFS | Principal Secretary -cum- PCCF |
| Agriculture Department | Mr. Ravindra Telang, IAS | Principal Secretary |
| Health & Family Welfare Department | Shri Kareti Sreenivasulu, IAS | Principal Secretary |
| Printing & Stationery Department | Smt Ambika Pradhan, IAS | Secretary |
| Power Department | Mr. Phigu Tshering Bhutia | PCE-cum-Secretary |
| Excise Department | Mr. Tshering Namgyal Bhutia, IAS | Secretary |
| Food & Civil Supplies Department | Mr. L.B. Chettri, IAS | Secretary |
| Animal Husbandry & Veterinary Services Department | Mr. S.B. Subba | Secretary |
| Urban Development Department | Ms. Sarala Rai, IAS | Secretary |
| Land Revenue & Disaster Management Department | Shri P.N. Sherpa | Secretary |
| Home Department | Mr. Shiva Kumar Pradhan, SCS | Secretary (Protocol) |
| Social Justice & Welfare Department | Mr. Hem Kumar Chettri, SCS | Secretary |
| Sikkim Public Service Comission | Mrs. Deepa Rani Thapa, SCS | Secretary |
| Sikkim Information Commission | Mrs. Dhanjyoti Mukhia, SCS | Secretary |
| State Election Commission | Smt. Hemanta Basnet, SCS | Secretary |
| Mines & Geology Department | Shri D.T. Lepcha | Secretary |
| Administrative Reforms Commission | Mrs. Tenzing Dolkara, SCS | Secretary |
| Sports & Youth Affairs Department | Mr. Kuber Bhandari | Secretary |
| Sikkim Legislative Assembly | Dr. Gopal Prasad Dahal | Secretary |
| Skill Development Department | Mrs. Ganga Devi Pradhan, SCS | Secretary |
| Tourism & Civil Aviation Department | Mr. T.T. Bhutia | Secretary |
| Science & Technology Department | Shri K.C. Lepcha | Secretary |
| Public Health Engineering Department | Mr. Rajen Sharma | PCE-cum-Secretary |
| Water Resources Department | Mr. Shital Psd. Pradhan | PCE-cum-Secretary |
| Buildings & Housing Department | Mr. R.B.Thapa | PCE-cum-Secretary |
| Commerce & Industries Department | Shri H.K. Sharma, IAS | Secretary |
| Planning & Development Department | Mr. Sonam Y. Lepcha, SCS | Secretary |
| Information & Public Relations Department | Ms. Namrata Thapa, SCS | Secretary |
| Culture Department | Smt Vidhya Subba | Secretary |
| Agriculture Department | Mr. Rinzing Chewang Bhutia, SCS | Secretary |
| Horticulture Department | Mr. M. T. Sherpa, SCS | Secretary |
| Directorate Of Economics, Statistics & Monitoring And Evaluation (D.E.S.M.E) | Ms. Irene Chankapa | Principal Director |
| Sikkim State Electricity Regulatory Commission | Mr. Karma Tenzing Bhutia.SCS | Secretary |
| Finance Department | Shri Govind Psd. Kaushik | Secretary (Revenue) |
| Finance Department | Shri M.K. Sharma | Secretary cum Controller |
| Finance Department | Shri Aruni Chakrabaty | Pr. Director cum Secretary (Expenditure) |
| Labour Department | Shri S.B. Subba | Secretary |
| Commercial Tax Division, Finance Department | Shri Jigme Dorjee Bhutia, SCS | Commissioner |
| OBC Commission | Smt Ganga Pradhan | Secretary |
| Sikkim Vigilance Police Department | Shri A.K. Singh, IPS | Director |
| Roads & Bridges Department | Mr. T.P. Shangdarpa | PCE-cum-Secretary |
| Cooperation Department | Mr. Aita Bdr. Rai | Secretary |
| Ecclesiastical Department | Mr. S.T. Tamang, SCS | Secretary In Charge |
