- Airport & Aviation Services (Sri Lanka) Ltd.
- Arthur C. Clarke Centre for Modern Technologies
- Atomic Energy Authority
- Attorney General's Department
- Bank of Ceylon
- Board of Investment of Sri Lanka (BOI)
- Bureau of Foreign Employment
- Bureau of Infrastructure Investment
- Central Bank of Sri Lanka
- Central Cultural Fund
- Central Engineering Consultancy Bureau (CECB)
- Ceylon Electricity Board
- Ceylon Hotels Corporation
- Clothing Industry Training Institute
- Coast Conservation Department
- Coconut Development Authority
- Colombo International School
- Commission to Investigate Allegation of Bribery or Corruption (CIABOC)
- Computer & Information Technology Council of Sri Lanka (CINTEC)
- Co-operative Wholesale Establishment (CWE)
- 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 Archives
- 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
- Eastern University, Sri Lanka
- Employees Trust Fund (ETF)
- Energy Supply Committee
- Energy Conservation Fund
- General Hospital Colombo South
- Geological Survey and Mines Bureau (GSMB)
- Government Official Web Portal
- Hector Kobbekaduwa Agrarian Research and Training Institute
- Independent Television Network Ltd.(ITN)
- Indo-Sri Lanka FreeTrade Agreement
- Industrial Development Board (IDB)
- Industrial Technology Institute (ITI)
- Information and Communication Technology Agency of Sri Lanka (ICTA)
- Institute of Fundamental Studies(IFS)
- Institute of Policy Studies(IPS)
- JobsNet - Sri Lanka
- KalubowitiyanaTea Factory Ltd.
- Lanka General TradingCompany
- LankaTransformers Ltd.
- Legal Draftsman's Department
- Microfinance for Tsunami Affected Areas
- Millennium Development Goals Sri Lanka
- Ministry of Agricultural Marketing Development. Co-operative Development, Hindu Affairs and Minister Assisting Education & Vocational Training
- Ministry of Constitutional Affairs and National Integration
- Ministryof 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 ofReligious Affairs
- Ministry of Relief, Rehabilitation and Reconciliation
- Ministry of Sience & Technology
- Ministry of Trade, Commerce, Consumer, Affairs and Marketing Development
- Ministry of Youth Affairs and Sports
- Monitoring and Progress Review Division - Ministry of Finance & Planning
- National Child Protection Authority (NCPA)
- National Disaster Management CenterSri Lanka
- National Employment Policy Portal
- National Engineering Research and DevelopmentCentre
- National Fertilizer Secretariat of Sri Lanka
- National Hospital 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 Youth Services Council
- National Zoological Gardens
- NorthEast Provincial Council
- North Western (Wayamba) Provincial Council
- Official Legal Information Network of Sri Lanka (Lawnet)
- People's Bank
- Parliament of Sri Lanka
- Planetarium
- Police
- Postgraduate Institute of Management (PIM) – University of Sri ayewardenapura
- Postgraduate Institute of Science - University of Peradeniya
- President of Sri Lanka
- Prime Minister of Sri Lanka
- Public Enterprise Reform Commission
- Public PerformanceBoard
- Public Procurement Bureau -Department of Public Finance
- RanaViru Seva Authority (Welfare of Servicemen)
- RanaViru Remembrance Park
- Real Estate Exchange (Pvt) Ltd.
- Regaining Sri Lanka
- Resettlementand Rehabilitation Authority of the North (RRAN)
- Rice Research & Development Institute
- Rubber Research Board
- Science & Technology Human Resources Development Project
- Secretariat for Coordinating thePeace Process
- Securities and Exchange Commission of Sri Lanka
- Small and Medium Enterprise Developers
- Sri Lanka Army
- Sri Lanka Broadcasting Corporation (NationalRadio)
- Sri Lanka Cashew Corporation
- Sri Lanka Convention Bureau
- Sri Lanka Council for Agricultural Research Policy
- Sri Lanka Domain Registry
- Sri Lanka Export Credit Insurance Corporation
- Sri Lanka Export Development Board (EDB)
- Sri Lanka Handicrafts Board (Laksala)
- Sri Lanka Institute of Development Administration(SLIDA)
- Sri Lanka Institute of Information Technology(SLIIT)
- Sri Lanka Insurance Corporation Ltd.
- Sri Lanka Inventors' Commission
- Sri Lanka Ports Authority (Colombo Port)
- Sri Lanka Rice Research Institute
- Sri Lanka Rupavahini Corporation (National Television)
- Sri Lanka Standards Institution
- Sri Lanka TeaBoard
- Sri Lanka Tea Research Institute
- Sri Lanka Telecom Ltd.
- Sri Lanka Television Training Institute
- Sri Lanka Tourist Board
- Sri Lanka Trade
- Sri Lankan Airlines Ltd.
- Sri Lankan Cargo Ltd.
- State Mortgage and Investment Bank
- State Pharmaceuticals Corporation
- Sustainable Townships Programme (STP) - 'Thirasara Puravara'
- Task Force for Rebuilding the Nation - TAFREN
- Telecommunications Regulatory Commission of Sri Lanka (TRC)
- Tertiaryand Vocational Education Commission (TVEC)
- Textile Training and Services Centre
- Tharuna Aruna Programme
- The National Institute of Education
- TheOpen University of Sri Lanka (OUSL)
- The Postgraduate Institute of Agriculture (PGIA)- University of Peradeniya
- Tower Hall Theatre Foundation
- 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
- Wildlife Trustst
- Western Province Tourism - Sri Lanka