Mary Jane Gruppuso

Mary Jane Gruppuso has extensive experience in both real estate and healthcare administration. Since April 2004, Gruppuso has served as a Sales Associate at Keller Williams Towne Square Realty, providing services to renters, buyers, sellers, and investors across Essex, Morris, Union, Somerset, and Hunterdon counties. Prior to this role, Gruppuso worked as an Administrative Assistant at St. Barnabas Medical Center from 1987 to 1997, where responsibilities included scheduling surgeries and ensuring compliance for the Anesthesiology Department's documentation. Additionally, Gruppuso was the owner of MJ Billing Services, Inc., during the same period, managing billing for anesthesiology services. Educational qualifications include graduation from Berkeley Secretarial School and diplomas from East Orange Catholic High School and St. Philomena School.