| Mary Ellen Murphy | Principal & Art | Ciara Shortall | Businees, Accounting, IT & English |
| Matthew Whelan | Deputy Principal & Irish | Ciara Henry | Home Economics |
| Mia Dolan | French & Music | Martin Quinn | PE & Maths |
| Elaine Dillon | Home School Liaison | Michael Larkin | Business, I.T. & Maths |
| Ailbhe Robinson | Home Economics & Irish | Annemarie Busteed | Science & Biology |
| Conor Farnan | English & Religion | Lorna Mooney | Irish |
| Helen Hynds | Maths | Ailbhe Kilcoyne | French & Irish |
| Deirbhile O’Keefe | PE & Geography | Emma Ardill | English & Geography |
| Suzanne Byrne | Art | Catherine FitzGerald | R.E. & English |
| Mary Kelleher | Business, LCVP & Geography | Sarah Casey | Art |
| Aidan Greene | Music & History | Joan Nolan | Irish & Learning Support |
| Marian Ryan | Religion, Irish and Social Education | Andrew Brennan | English |
| Gareth Lenehan | Science, Chemistry & Biology | Margaret Hayes | E.A.L |
| Paul Howard | Learning Support, History, Maths & C.S.P.E | Claire Murphy | Maths & Physics |
| Carmel O’Donoghue | Maths, French & C.S.P.E. | Shane MacEoin | Irish & History |
| Catherine Clifford | Guidance Counselling | Ruth Murphy | English & History |
| Fiona Cullen | Music, History & C.S.P.E | Nicole Walsh | History & Geography |
| Liam O’Reilly | Chaplaincy | Brendan Wall | Maths & I.T. |
Special Needs Assistants (SNA’s)
Lorraine Taylor
Cecelia Young
Ancillary Staff
Alison Wilson | Secretary (secretary@loretocrumlin.ie)
Liz Brady, | Bursar (office@loretocrumlin.ie)
Alan McGovern | Caretaker
Ethel Pagett | Housekeeper