• Ministry of Culture, Community and Youth  (MCCY)
• Ministry of Communications and Information (MCI)
• Ministry of Defence (MINDEF)
  • Army
  • Airforce
  • Navy
  • Centre for Strategic Infocomm Technologies (CSIT)
• Ministry of Education (MOE)
• Ministry of Finance (MOF)
  • Accountant-General's Department (AGD)
  • Centre for Public Project Management (CP2M) 
  • Singapore Customs
  • Vital Shared Services
• Ministry of Foreign Affairs (MFA)
• Ministry of Health (MOH)
• Ministry of Home Affairs (MHA)
  • Central Narcotics Bureau (CNB)
  • Immigration and Checkpoints Authority (ICA)
  • Singapore Civil Defence Force (SCDF)
  • Singapore Police Force (SPF)
  • Singapore Prison Service (SPS)
  • Singapore Infocomm Technology Security Authority (SITSA)
• Ministry of Information, Communications And The Arts (MICA)
• Ministry of Law (MINLAW)
• Ministry of Manpower (MOM)
• Ministry of National Development (MND)
• Ministry of Social and Family Development (MSF)
• Ministry of The Environment And Water Resources (MEWR)
• Ministry of Trade And Industry (MTI)
  • Singapore Department of Statistics (DOS)
• Ministry of Transport (MOT)
• Prime Minister’s Office (PMO)  
  • Corrupt Practices Investigation Bureau (CPIB)
  • Elections Department (ELD)
  • National Climate Change Secretariat (NCCS)
  • National Population and Talent Division (NPTD)
  • National Research Foundation (NRF)
  • National Security Co-ordination Secretariat (NSCS)
  • Public Service Division (PSD)