| Pastor | Father Frederick J. Riegler | |
| Principal | Robin Conboy | rconboy@stisidoreschool.com |
| Administrative Assistant | Kate McSherry | isidore.kmm@comcast.net |
| Business Manager | Craig Fraser | izzybiz@comcast.net |
| Early Childhood Director | Julie McFadden | jmcfadden@stisidoreschool.com |
| Pre School | Melissa Bowen | mbowen@stisidoreschool.com |
| Pre Kindergarten | Julie McFadden | jmcfadden@stisidoreschool.com |
| Kindergarten (A) | Suzanne Wasilewski | swasilewski@stisidoreschool.com |
| Grade 1 | Joan Donaghy | jdonaghy@stisidoreschool.com |
| Grade 2 | Belinda Offner | boffner@stisidoreschool.com |
| Grade 3 | Sharon Leinhos | sleinhos@stisidoreschool.com |
| Grade 4 | Amy Ogborn | aogborn@stisidoreschool.com |
| Grade 5 | Elizabeth Sheerin | esheerin@stisidoreschool.com |
| Grade 6 | Karen Cipriano | kcipriano@stisidoreschool.com |
| Grade 7 | Louis Perry | lperry@stisidoreschool.com |
| Grade 8 | Mary Finnegan | mfinnegan@stisidoreschool.com |
| Honors Math | Christine O’Connor | coconnor@stisidoreschool.com |
| Computers | Lisa Wyatt | lwyatt@stisidoreschool.com |
| Art | Joanne Houdek | jhoudek@stisidoreschool.com |
| Physical Education | William Martin III | wmartin@stisidoreschool.com |
| Research Assistant | Sharon Shustser | sshuster@stisidoreschool.com |
| Nurse | Eileen McFadden | emcfadden@stisidoreschool.com |
| Early Childhood Aides | Julie Knight, Donna Rindgen | |
| Music | Linda Jo Pieninck | lpieninck@stisidoreschool.com |
| Spanish | Aleica Deterville | adeterville@stisidoreschool.com |