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 |
| Commerce & Industries Department | Mr. Thomas Chandy, IFS | Additional Chief Secretary |
| Raj Bhavan | Dr. K. Jayakumar, IAS | Additional Chief Secretary |
| Planning & Development Department | Mr.V.B.Pathak, IAS | Additional Chief Secretary |
| Forest & Environment Department | Dr. M.L. Srivastava, IFS | Principal Secretary -cum- PCCF |
| Agriculture Department | Mr. Khorlo Bhutia | PD-cum-Secretary |
| Health & Family Welfare Department | Shri K. Srinavasulu, IAS | Principal Secretary |
| Chief Minister's Office | Mr. S. D. Dhakal | Secretary |
| Labour Department | Mr. S. D. Negi, IPS | Principal Secretary |
| Department Of Personnel | Mr.Tenzing Gelek, IAS | Principal Secretary |
| Election Department (Office of Chief Electoral Officer) | Mr. Ravendra Telang, IAS | Chief Electoral Officer |
| 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 |
| Printing & Stationery Department | Mr. Balaram Subba, SCS | Secretary |
| Rural Development Department | Mr.C.S. Rao, IFS | Secretary |
| Roads & Bridges Department | Mr. T.P. Shangdarpa | PCE-cum-Secretary |
| Power Department | Mr. K.B. Kunwar | PCE-cum-Secretary |
| Excise Department | Mr. Tshering Namgyal, IAS | Secretary |
| Food & Civil Supplies Department | Mr. L.B. Chettri, IAS | Secretary |
| Animal Husbandry & Veterinary Services Department | Mr. S.B. Subba | Secrertary |
| Urban Development Department | Ms. Sarala Rai, IAS | Secretary |
| Land Revenue & Disaster Management Department | Mrs. Ambika Pradhan, IAS | Secretary |
| Home Department | Mr. Pratap Pradhan, SCS | Secretary |
| Social Justice & Welfare Department | Mrs. Dhanjyoti Mukhia, SCS | Secretary |
| Sikkim Public Service Comission | Mrs. Deepa Rani Thapa, SCS | Secretary |
| Sikkim Information Commission | Mr. Dadul Tshering, SCS | Secretary |
| State Election Commission | Smt. Hemanta Basnet, SCS | Secretary |
| Mines & Geology Department | Shri D.T. Lepcha | Secretary |
| Administrative Reforms Commission | Mrs. Tenzing Dolkara, IAS | Secretary |
| Sports & Youth Affairs Department | Dr. Kumar Bhandari | Secretary |
| Sikkim Legislative Assembly | Shri L.M. Pradhan | Secretary |
| Skill Development Department | Mr. R.C. Bhutia | Secretary |
| Tourism & Civil Aviation Department | Mr. T.T. Bhutia | Secretary |
| Science & Technology Department | Shri K.C. Lepcha | Secretary |
| Public Health Engineering Department | Mr. R.K. Pariyar | 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 S.K. Pradhan, SCS | Secretary |
| Planning & Development Department | Mr. Sonam Y. Lepcha, SCS | Secretary |
| Education Department | Mr. M.T. Sherpa, SCS | Secretary |
| Information & Public Relations Department | Ms. Namrata Thapa, SCS | Secretary |
| Culture Department | Smt Vidhya Subba | Secretary |
| Ecclesiastical Department | Mr. Karma Tenzing Bhutia, SCS | Secretary |
| Cooperation Department | Mr. H.K. Sharma, IAS | Secretary |
| Horticulture Department | Mr. D.K.Bhandari | PD-cum-Secretary |
