The staff of Granlahan National School for 2025/2026 are as follows:

Principal/Third-Sixth Class Teacher: Ms. Michelle Devine
Deputy Principal/Junior Infants to Second Class: Ms. Anne Marie Naughton

Autism Class Teacher: Ms. Eibhlin Burke 
S.E.T*/ E.A.L* Teacher: Ms. Carole Keane

Principal Cluster Release Day Teacher: Ms. Kate MacDonnell
Special Needs Assistants: Ms. Shona McLoughlin, Ms. Anne Feeney, Ms. Stephanie Donlon, Ms. Alex Sutton and Ms. Karen Trench
Secretary:                          

Cleaner: Ms. Anna Carroll