| Head of School | Dr. Robert Gaskins | |
| Asst. Head of School/Head of Lower School | Mrs. Sally Laird | |
| Head of Middle School | Dr. Eleanor Gensemer | |
| Head of Math Department | Dr. Betsy Cunicelli | |
| Head of Child and Family Support Services/Head of Admissions | Dr. Adam Lemisch | |
| Assistant Head of Admissions | Mrs. Judy Sennett | |
| Director of Research and Professional Development | Dr. Irene Gaskins | |
| Director of Placement | Mrs. Joan Davidson | |
| Director of Development Programs | Mrs. Lynn Gonzalez | |
| Director of Development for Special Gifts | Mrs. Barbara Rogers | |
| Director of Technology | Mrs. Maggie Churchville | |
| Supervisors | ||
|---|---|---|
| Lower School/Handwriting/Support Teacher Trainer/Spelling Coord | Mrs. Colleen O’Hara | |
| Lower School/Science | Ms. Joyce Ostertag | |
| Middle School/Director of Personnel | Mrs. Linda Six | |
| Assistant to Middle School Head | Dr. Eric MacDonald | |
| Family & Child Serv./Benefits/Tuition Fin.Asst./Admissions Adv. | Mr. Thomas Hurster | |
| Art/Music/Speech/Language/Library | Mrs. Deedie O’Donnell | |
| Building and Grounds | Mr. Wayne Reichart |
| Lower School Head Teachers | Class Homework Websites | |
|---|---|---|
| Mrs. Sue Arabia | www.teacherweb.com/pa/benchmark/mrsarabia | |
| Mrs. Sherry Cress | www.teacherweb.com/pa/benchmark/mrscress | |
| Mrs. Kathy Junod | www.teacherweb.com/pa/benchmark/mrsjunod | |
| Mrs. Julie Mattaliano | www.teacherweb.com/pa/benchmark/mrsmattaliano | |
| Mrs. Susan North | www.teacherweb.com/pa/benchmark/mrsnorth | |
| Mrs. Melinda Rahm | www.teacherweb.com/pa/benchmark/mrsrahmmadisonvasell | |
| Mrs. Jackie Sheridan | www.teacherweb.com/pa/benchmark/mrssheridan | |
| Mrs. Zeffie Spirokostas | www.teacherweb.com/pa/benchmark/mrsspirokostas |
| Middle School Head Teachers | Class Homework Websites | |
|---|---|---|
| Dr. Gensemer's Middle School Website: www.teacherweb.com/pa/benchmark/drgensemer | ||
| Mrs. Ruth Kelemen | www.teacherweb.com/pa/benchmark/mrskelemen | |
| Dr. Eric MacDonald | www.teacherweb.com/pa/benchmark/drmacdonald | |
| Mr. Andrew McCorkell | www.teacherweb.com/pa/benchmark/mr_mccorkell | |
| Mrs. Barb Mistichelli | www.teacherweb.com/pa/benchmark/mrsmistichelli | |
| Mrs. Nancy Powell | www.teacherweb.com/pa/benchmark/mrspowell | |
| Mrs. Kristina Reisinger | www.teacherweb.com/pa/benchmark/mrskelemen | |
| Mrs. Marianne Smith | www.teacherweb.com/pa/benchmark/smith | |
| Mrs. Rosemary Theveny | www.teacherweb.com/pa/benchmark/mrstheveny | |
| Ms. Megan Wonderland | www.teacherweb.com/pa/benchmark/wonderland | |
| Math Specialists | Class Homework Websites | |
|---|---|---|
| Ms. Jennifer Chan | www.teacherweb.com/pa/benchmark/mschan | |
| Mrs. Rosanne Crowe | www.teacherweb.com/pa/benchmark/crowe | |
| Mrs. Amy Cuthbertson | www.teacherweb.com/pa/benchmark/mrscuthbertson | |
| Mrs. Val Polaha | www.teacherweb.com/pa/benchmark/mrspolahamathclass | |
| Mrs. Janice Sands | www.teacherweb.com/pa/benchmark/mrssandsclass | |
| Mrs. Cathy Liberman | www.teacherweb.com/pa/benchmark/mrslibermansclass | |
| Mr. Andrew Pellegrino | www.teacherweb.com/pa/benchmark/mrpellegrino |
| Special Subjects | ||
|---|---|---|
| Art | Mrs. Carol Rydel | |
| Handwriting | Mrs. Sandy Madison | |
| Music | Miss Laurie Vasell | |
| Physical Education | Mr. Wayne Reichart | |
| Health (Lower School)/Nurse | Mrs. Sarah McCarren | |
| Science (Lower School) | Ms. Teri Watkins | |
| Science (Lower School) homework: www.teacherweb.com/pa/benchmark/lowerschoolscience | ||
| Support Services | |
|---|---|
| Mrs. Karen Earle | |
| Mr. Thomas Hurster | |
| Dr. Adam Lemisch | |
| Mrs. Judy Sennett | |
| Dr. Leslie Stein | |
| Ms. Ushi Tandon | |
| Placement | |
| Mr. Greg Coleman | |
| Mrs. Joan Davidson | |
| Mrs. Kim Munday | |
| Development | |
| Mrs. Lynn Gonzalez | |
| Mrs. Kim Graham | |
| Mrs. Debbie Murray | |
| Mrs. Barbara Rogers | |
| Librarian | |
| Mrs. Leslie Komarnicki | |
| Curriculum Librarian | |
| Mrs. Trish Tribit | |
| Guided Study Coordinator | |
| Mrs. Melinda Rahm (Lower School) | |
| Miss Laurie Vasell (Middle School) | |
| Bookkeeping | |
| Mrs. Terry Grosso | |
| Mrs. Kim Riley | |
| Custodian | |
| Mr. John Dyitt | |
| Word Identification | |
| Ms. Jennifer Chan | |
| Mrs. March Pepper | |
| Michael Pressley Memorial Fellows | |
| Ms. Jenny Roca | |
| Office Staff | |
| Mrs. Peggy Naugle | |
| Mrs. Jerry Sabatina | |
| Mrs. Susan Seavey | |
| Mrs. Regina Smith |