| St Columcilles Hospital | Co. Dublin |
| Blackrock Clinic | Co. Dublin |
Adelaide & Meath Hospital incorporating | Dublin 24 |
| Louth County Hosptial | Co. Louth |
| Our Lady's Hospital Navan | Co. Meath |
| Our Lady of Lourdes Hospital Drogheda | Co. Louth |
| Wexford General Hospital | Co.Wexford |
| Coombe Women's and Infant's Maternity Hospital | Dublin 8 |
| Coombe Women's and Infant's Maternity Hosptial | Dublin 8 |
| Connolly Hospital | Dublin 15 |
| Tullamore Midland Regional Hospital | Co. Offaly |
| Galway Clinic | Co. Galway |
| Galway University Hospital | Co. Galway |
| Childrens University Hospital | Dublin 1 |
| Beaumont Hospital | Dublin 9 |
| Mount Carmel Hospital | Dublin 14 |
| South Tipperary General Hospital | Co. Tipperary |
| St. Luke's General Hospital | Co. Kilkenny |
| The Organic Trust Ltd | Dublin 3 |
| Bon Secours Healthcare Systems Ltd | Co. Galway |
| Cavan General Hospital | Co. Cavan |
| Mater Misericordiae University Hospital | Dublin 7 |
| Galway University Hospital | Co. Galway |
| Mid Western Regional Hospital Ennis | Co. Clare |
| Mid Western Regional Hospital Nenagh | Co. Tipperary |
| Hermitage Medical Clinic | Dublin 20 |
| Alpha Analytical Services Ltd | Co. Cork |
| PMS Pavement Management Services Ltd - Highway Testing Laboratory | Co. Galway |
| Roscommon County Hosptital | Co. Roscommon |
| Galway University Hopsital | Galway |
| The National Maternity Hospital | Dublin 2 |
| Kilsaran Concrete | Co. Meath |
| Beacon Hospital | Dublin 18 |
| Bantry General Hospital | Co. Cork |
| Euromedic Lablink Ltd | Dublin 16 |
| SGS Ireland Ltd | Dublin 24 |
| Zentra Laboratory Ltd | Dublin 6 |
| Galway University Hospital | Co. Galway |
| Mallow General Hospital | Co. Cork |
| Dairy Science Laboratory | Co. Limerick |
| Atlantic Industries (Trading As) Athy International Concentrates | Co. Kildare |
| Eurofins Food Ireland Ltd | Co. Louth |
| Whitfield Clinic | Co.Waterford |
| Irish Biotechnology Services Ltd | Co. Longford |
| National Reference Laboratory for Animal Protein | Co. Kildare |
For further information, please refer to the Directory Accredited Bodies