Breda Ennis has work in the following collections:
The Calcografia Nazionale (The National Print Museum) in Rome.) Largest collection of prints and printmaking plates in the world, including those of Piranesi. 7 works in their permanent collection.
Museo Internazionale della Donna Nell’Arte, Scontrone Abruzzi, Italy.
Louvain Institute for Ireland, Leuven, Belgium. Permanent Collection. Triptych purchased and donated to the Institute by the President of Ireland in March 2007.
Embassy of Ireland to Italy, Villa Spada, Rome. Painting purchased by the Irish Government for the Music Room (one of principal reception rooms) of the Irish Embassy.
Fattebenefratelli Hospital, Rome. Donated a painting for the Patients of the Hospital.
Aras An Uachtarain, Dublin, Ireland. (The Irish Presidential Residence). Art Collection of Irish Artists in Ireland – Permanent Collection – on view there.
Vatican Radio Headquarters Building, Rome, Italy. One Painting.
Museo Internazionale della Microarte, Molise, Italy.
Works in Various private collections in Italy, England, Ireland, Germany, Belgium, United Arab Emirates and the USA.