- Beacon Hospital Research Ethics Committee
- Beaumont Hospital Ethics (Medical Research) Committee
- Bon Secours Health System Research Ethics Sub-Committee
- Cappagh National Orthopaedic Hospital Research Ethics Committee
- Connolly Hospital Blanchardstown Research Ethics Committee
- Coombe Women and Infants University Hospital Research Ethics Committee
- Clinical Research Ethics Committee of The Cork Teaching Hospitals– Cork University Hospital/Cork University Maternity Hospital, University Hospital Kerry, Mercy University Hospital, South Infirmary Victoria University Hospital, Bantry General Hospital, Mallow General Hospital and Lourdes Orthopaedic Hospital Kilcreene
- Daughters of Charity Disability Support Services Ethics Committee
- Galway Clinical Research Ethics committee
- LauraLynn Ireland Children’s Hospice Research Ethics Committee
- Letterkenny University Hospital Clinical Research Ethics Committee
- Mater Misericordiae University Hospital/ Mater Private Hospital Institutional Review Board
- Mayo University Hospital Research Ethics Committee
- HSE Midland Area Research Ethics Committee – Midland Regional Hospital Mullingar, Midlands Regional Hospital Tullamore and Midlands Regional Hospital Portlaoise
- HSE Mid-Western Area and UL Hospital Group Research Ethics Committee – University Hospital Limerick, University Maternity Hospital Limerick, Ennis Hospital, Nenagh Hospital and Croom Hospital
- HSE North East Area Research Ethics Committee – Our Lady’s Hospital Navan, Our Lady of Lourdes Hospital Drogheda, Louth County Hospital Dundalk, Cavan General Hospital and Monaghan Hospital
- Naas General Hospital Research Ethics Committee
- National Maternity Hospital Holles Street Research Ethics Committee
- National Rehabilitation Hospital Ethics Committee
- Our Lady’s Children’s Hospital Crumlin Research Ethics Committee
- Rotunda Hospital Research Ethics Committee
- Royal College of Physicians of Ireland Research Ethics Committee
- Royal College of Surgeons in Ireland Research Ethics Committee
- Royal Victoria Eye and Ear Hospital Ethics and Medical Research Committee
- Research Ethics Committee Sligo University Hospital
- St Francis Hospice, Dublin Research Ethics Committee
- St. Luke’s Radiation Oncology Network Research Ethics Committee
- Saint John of God Hospitaller Ministries
- HSE South Eastern Area Research Ethics Committee – South Tipperary General Hospital, University Hospital Waterford, St Luke’s General Hospital Kilkenny and Wexford General Hospital
- St. Patrick’s Mental Health Services Research Ethics
- St. Vincent’s Healthcare Group Ethics and Medical Research Committee
- Tallaght University Hospital/ St. James’s Hospital Joint Research Ethics Committee
- Temple Street Children’s University Hospital Ethics and Research Committee