| Entity | Year(s) of establishment | Explanation |
| Institutes of Technology | 1970-2000 | Centers for technical training. Public law basis: Vocational Education Acts 1970; Regional Technical Colleges Acts 1993. Dublin and Limerick Institutes of Technology traced origins to 19th century. (1) |
| Bantry Marine Research Station | n.d. | History unclear. Possible predecessor was Daithi O’Murchu Marine Research Station; privatized (guess) in 2005. |
| Dublin City University | 1975 | n.d. |
| Dublin Institute for Advanced Studies (DIAS) | 1940 | Public law basis: Institute for Advanced Studies Act 1940 (2) |
| Technological University Dublin (TU Dublin) | 2019 | n.d. |
| Glencree Centre for Peace and Reconciliation | 1974 | n.d. |
| Institute of Public Health | 1999 | Joint institution, under the North-South Ministerial Council; it started with a staff of three & a budget of IR£ 300k. I have no further data but it does not seem a very large initiative |
| Kimmage Development Studies Centre | 1974 | Established by Congregation of the Holy Spirit as training center for missionaries; transferred to Maynooth University in 2018 |
| Marine Institute | 1991 | Public law basis: Marine Institute Act 1991 |
| National University of Ireland (NUI) | 1910 | Includes University College Cork, University College Dublin, NUI Galway, & Maynooth University; latter formed in 1997 from secular faculties of St Patrick’s College (a Catholic institution founded 1795) |
| National Cancer Registry Ireland | 1991 | Collects information on cancers occurring in population usually resident in Ireland |
| National Institute for Bioprocessing Research and Training (NIBRT) | n.d. | Goal to modernize bio-pharmaceutical manufacturing |
| Agriculture and Food Development Authority (Teagasc) | 1988 | 1988 merger of An Foras Talúntais (agricultural research) & An Chomhairle Oiliúna Talmhaíochta (agricultural extension) |
| Economic and Social Research Institute (ESRI) | 1960 | Initially established by Whitaker, an economist & civil servant, with funding from the Ford Foundation (USA), to support government decision-making. |
| TobaccoFree Research Institute Ireland | n.d. | Partnership between Office of Tobacco Control & ASH Ireland, Irish Cancer Society & Irish Heart Foundation |
| College of the Holy & Undivided Trinity of Queen Elizabeth near Dublin (Trinity College Dublin) | 1592 | n.d. |
| University of Limerick | 1972 | n.d. |
| Technology Centres | n.d. | 8 centers intended to support the modernization of Irish industry, covering manufacturing, food & IT (3) |
| The Military College (The Curragh) (4) | n.d. | Training center for the Irish defense forces; includes the United Nations Training School Ireland (founded 1993) |
| Bord na Móna Research Centre (Droichead Nua/Newbridge) | 1946/1990 | Founded under the Turf Development Act 1946 to develop the peat lands. Bord na Mona’s technical information centre at Newbridge, County Kildare |
| Agri-Food and Biosciences Institute (AFBI) | 1927/2006 | Created in 2006 by merger of the Science Service of the Department of Agriculture and Rural Development; and the Agricultural Research Institute of Northern Ireland. |