The leadership team of STA has dedicated a combined 140 years of professional service to the STA community.

Aquinas Administrators aim to “break the mold” and stay on the cutting edge as the ideal Catholic school. In her 40th year at STA, Dr. Denise Aloma, Principal, emanates an exceptional passion for education as she leads STA's pursuit of academic excellence. Dr. Robert Mulder, Dr. Suzy Prieto, Mrs. Margie Scott and Mr. Rob Biasotti fill the roles of Assistant Principals. Dr. Mulder shares his expertise in curriculum, academic development, and school accreditation.  Dr. Prieto (STA '92) integrates educational technology and assists teachers. Mrs. Scott leads the realm of Student Activities and Community Relations. Mr. Biasotti is responsible for institutional compliance and organization initiatives.