Instituciones nacionales:

• Office of the President / Áras an Uachtaráin
• Houses of the Oireachtas / Tithe an Oireachtais
• Department of the Taoiseach (Prime Minister) / Roinn an Taoisigh
• Central Statistics Office (CSO) / An Phríomh-Oifig Staidrimh
• Government Information Services (GIS) / Seirbhísí Eolais an Rialtais
• Department of Agriculture and Food / An Roinn Talmhaíochta agus Bia
• Food Safety Authority of Ireland (FSAI)
• Agriculture and Food Development Authority
• Irish Food Board / Bord Bia
• Department of Arts, Heritage, the Gaeltacht and the Islands / An Roinn Ealaíon, Oidhreachta, Gaeltachta agus Oileán
• Independent Radio and Television Commission (IRTC)
• Irish Film Board / Bord Scannán na hÉireann
• Údarás na Gaeltachta
• National Archives of Ireland / An Chartlann Náisiúnta Éire
• Irish Radio and Television / Radio Telefís Éireann (RTE)
• Department of Defence / An Roinn Cosanta
• Department of Education and Science / An Roinn Oideachais agus Eolaíochta
• Higher Education Authority (HEA)
• National Council for Vocational Awards (NCVA) / Comhairle Náisiúnta na gCáilíochtaí Gairmoideachais
• Department of Enterprise, Trade and Employment
• Irish Trade Board / An Bord Tráchtála (ABT)
• Industrial Development Agency (IDA)
• Forbairt
• National Electronics Technology Centre (NETC)
• Forfás
• National Standards Authority of Ireland (NSAI)
• Health and Safety Authority (HSA)
• Irish Training and Employment Authority / Foras Áiseana Saothair (FÁS)
• Department of the Environment and Local Government / An Roinn Comhshaoil agus Rialtais Áitiúil
• Environmental Protection Agency (EPA) / An Ghníomhaireacht um Chaomhnú Comhshaoil
• Dublin Docklands Development Authority / Údarás Forbartha Dugthailte Baile Átha Cliath
• An Bord Pleanála
• National Safety Council / Comhairle Sábháilteacht Náisiúnta
• Library Council / An Chomhairle Leabharlanna
• Department of Finance / An Roinn Airgeadais
• Office of the Revenue Commissioners / Oifig na gCoimisinéiri Ioncaim
• Office of Public Works (OPW) / Oifig na nOibreacha Poibli
• Ordnance Survey Ireland (OSi)
• Department of Foreign Affairs / An Roinn Gnóthaí Eachtracha
• Department of Health and Children
• Department of Justice, Equality and Law Reform / An Roinn Dli agus Cirt, Comhionannais agus Athchóirithe Dli
• An Garda Síochána
• Land Registry and Registry of Deeds / Clárlann na Talún agus Clárlann na nGniomhas
• Employment Equality Agency (EEA) / Gníomhaireacht um Chomhíonannas Fostaíochta
• Department of Marine and Natural Resources / An Roinn na Mara agus Achmhainní Nádúrtha
• Marine Institute / Foras na Mara
• Shannon Regional Fisheries Board / Bord Iascaigh Reigiunach na Sionainne
• Department of Public Enterprise / An Roinn Fiontar Poibli
• Geological Survey of Ireland (GSI)
• Department of Social, Community and Family Affairs / An Roinn Gnóthaí Sóisialacha, Pobail agus Teaghlaigh
• Department of Tourism, Sport and Recreation / An Roinn Turasóireachta, Spóirt agus Áineasa
• Irish Tourist Board / Bord Fáilte
• State Tourism Training Agency / Gníomhaireacht Traenála Tursóireachta an Stáit
• Shannon Development
• Office of the Director of Telecommunications Regulation (ODTR) / Oifig an Stiúrthóra Rialála Teileachchumarsáide
• Office of the Comptroller and Auditor General / Oifig an Ard Reachtaire Cuntas agus Ciste
• Office of the Ombudsman / Oifig an Ombudsman

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