| Airport & Aviation Services (Sri Lanka) Ltd. |
| Atomic Energy Authority |
| Attorney General's Department |
Bank of Ceylon |
Board of Investment of Sri Lanka (BOI) |
Bureau of Foreign Employment |
Central Bank of Sri Lanka |
Central Cultural Fund |
| Central Engineering Consultancy Bureau (CECB) |
| Ceylon Electricity Board |
Ceylon Hotels Corporation |
Coast Conservation Department |
Coconut Development Authority |
Colombo International School |
Commission to Investigate Allegation of Bribery or Corruption (CIABOC) |
Department of Agriculture |
Department of Animal Production and Health |
Department of Archaeology |
Department of Ayurveda |
Department of Census & Statistics |
Department of Elections |
Department of Examinations |
Department of External Resources |
Department of Fiscal Policy & Economic Affairs |
Department of Fisheries and Aquatic Resources |
Department of Immigration & Emigration |
Department of Information |
Department of Inland Revenue |
Department of Labour |
Department of Meteorology |
| Department of National Budget |
Department of National Museums |
Department of Posts |
| Department of Public Enterprises |
| Department of Registrar of Companies |
| Department of Registration of Persons |
| Department of State Accounts |
Department of Wildlife Conservation |
Development Lotteries Board |
| E Sri Lanka |
Employees Trust Fund (ETF) |
| Energy Conservation Fund |
| Government Official Web Portal |
Hector Kobbekaduwa Agrarian Research and Training Institute |
Independent Television Network Ltd. (ITN) |
Industrial Development Board (IDB) |
Industrial Technology Institute (ITI) |
Institute of Fundamental Studies (IFS) |
| Institute of Policy Studies (IPS) |
| JobsNet - Sri Lanka |
| Lanka General Trading Company |
| Legal Draftsman's Department |
Microfinance for Tsunami Affected Areas |
Ministry of Agriculture - Central province |
Ministry of Constitutional Affairs and National Integration |
| Ministry of Christian and Parliamentary Affairs |
Ministry of Cultural Affairs and Natural Heritages |
Ministry of Defence, Public Security, Law and Order |
| Ministry of Education |
| Ministry of Environment and Natural Resources |
Ministry of Finance & Planning |
Ministry of Foreign Affairs |
| Ministry of Healthcare, Nutrition and Uva Wellassa Development |
Ministry of Highways |
Minister of Housing and Construction Industry, Eastern Province Education and Irrigation Development |
| Ministry of Industry and Investment Promotion |
| Ministry of Justice and Law Reforms |
| Ministry of Public Administration and Home Affairs |
| Ministry of Public Security, Law and Order |
| Ministry of Religious Affairs |
| Ministry of Science & Technology |
| Ministry of Trade, Commerce, Consumer, Affairs and Marketing Development |
| Ministry of Youth Affairs and Sports |
| National Child Protection Authority (NCPA) |
| National Disaster Management Center Sri Lanka |
| National Engineering Research and Development Centre |
| National Fertilizer Secretariat of Sri Lanka |
| National Institute of Business Management (NIBM) |
National Library and Documentation Services Board and National Library and Documentation Centre |
| National Procurement Agency |
| National Productivity Policy Portal |
| National Savings Bank (NSB) |
| National Science Foundation |
| National Science & Technology Commission |
| National Water Supply & Drainage Board |
| National Zoological Gardens |
| North East Provincial Council |
| North Western (Wayamba) Provincial Council |
| Official of the Cabinet of Ministers |
| People's Bank |
| Parliament of Sri Lanka |
| Police |
Postgraduate Institute of Management (PIM) – University of Sri Jayewardenapura |
| Postgraduate Institute of Science - University of Peradeniya |
| President of Sri Lanka |
| Prime Minister of Sri Lanka |
| Public Enterprise Reform Commission |
| Rice Research & Development Institute |
| Rubber Research Board |
| Secretariat for Coordinating the Peace Process |
| Securities and Exchange Commission of Sri Lanka |
| Small and Medium Enterprise Developers |
| Sri Lanka Army |
| Sri Lanka Broadcasting Corporation (National Radio) |
| Sri Lanka Cashew Corporation |
| Sri Lanka Convention Bureau |
| Sri Lanka Council for Agricultural Research Policy |
| Sri Lanka Domain Registry |
| Sri Lanka Institute of Development Administration (SLIDA) |
| Sri Lanka Institute of Information Technology (SLIIT) |
| Sri Lanka Insurance Corporation Ltd. |
| Sri Lanka Ports Authority (Colombo Port) |
| Sri Lanka Rice Research Institute |
| Sri Lanka Rupavahini Corporation (National Television) |
| Sri Lanka Telecom Ltd. |
| Sri Lanka Tourist Board |
| Sri Lankan Airlines Ltd. |
| Sri Lankan Cargo Ltd. |
| State Mortgage and Investment Bank |
| State Pharmaceuticals Corporation |
| Telecommunications Regulatory Commission of Sri Lanka (TRC) |
| The National Institute of Education |
| The Open University of Sri Lanka (OUSL) |
| The Postgraduate Institute of Agriculture (PGIA) - University of Peradeniya |
| Treasury Secretariat |
| University Grants Commission of Sri Lanka |
| University of Colombo |
| University of Kelaniya |
| University of Moratuwa |
| University of Peradeniya |
| University of Ruhuna |
| University of Sri Jayewardenepura |
| Urban Development Authority (UDA) |
| United Nations Development Programme - Sri Lanka |
| Western Province Tourism -Sri Lanka |
|