Mr. Sullivan is in his first year as head of school at St. Michael’s. He attended Boston College High School, earned his undergraduate degree (B.A.) at Boston College, and then spent two years working with the Jesuits in Venezuela. He began his teaching career at Saint Ignatius Loyola Academy in Baltimore, Maryland. While in Baltimore, he completed his masters degree in education at Loyola University, and his masters in English at Middlebury College. For the past sixteen years, prior to St. Michael’s, Mr. Sullivan was founding principal (2002-2012) and president (2013-2018) at Nativity Prep Academy in San Diego. He is an avid (if infrequent!) road cyclist; he enjoys spending his free time with his wife and his three children, Andrew, Renee, and Nate, all of whom attend St. Michael’s.

Master of Arts: English
Middlebury College
Master of Arts: Education
Loyola University Maryland
Bachelor of Arts
Boston College: English and Philosophy

Ms. Gould returned to St. Michael’s in the fall of 2016 with many years of teaching experience as well as expertise in curriculum development, technology training and peer mentoring. Ms. Gould is an enthusiastic champion of STEM education. In addition to teaching three sections of math in the middle school, she coordinates the St. Michael’s Annual STEM Festival and Science Fair, co-chairs the school’s robotics team, and coaches a team of middle school mathletes who compete in local, regional and state-level math competitions. In 2012, she was honored as a Raytheon Math MovesU Math Hero. She has also participated in several partnership programs through the Office of the Pima County School Superintendent and the University of Arizona, including: the STEMAZing Project, GTEAMS and Project Astro. Ms. Gould is a member of several professional organizations including the International Society for Technology in Education (ISTE), the National Science Teachers Association (NSTA) and the National Council for Teachers of Mathematics (NCTM). In her free time, Ms. Gould enjoys an active lifestyle that includes yoga, hiking, and spending time with her family.

Master of Education: Elementary Education
University of California, Los Angeles
Bachelor of Arts: Psychology
University of California, Los Angeles

Ms. Hart grew up in Tucson and attended the University of Arizona (B.A. in Elementary Education) and Northern Arizona University (M.Ed. Educational Leadership). She holds endorsements in Early Childhood Education (ECE) as well as Structured English Immersion (SEI). As a certified teacher since 2002, her experiences have included teaching positions in Kindergarten, arts integration, and public safety.  Ms. Hart enjoys playing soccer, traveling, writing, spending time with family and friends, and attending U of A basketball and football games. GO CATS!

M.Ed. Educational Leadership
Northern Arizona University

Bachelor of Arts: Elementary Education
University of Arizona
Arizona Teaching Certificate: Elementary, K-8
Early Childhood Education (ECE) Endorsement, Birth-Age 8
Structured English Immersion (SEI) Endorsement, K-12

Ms. Holsinger started at St. Michael's in January of 2006 after enjoying ten years of retirement. She had worked at Carondelet Health Care for twenty years and left to raise her two sons. During retirement Ms. Holsinger spent her time working part-time at a scrapbook store and teaching Tae Kwon Do.  She enjoys scrapbooking, reading, running and dancing with a performing tap dance company.

Bachelor of Science: Business
University of Phoenix

Julia Rebert joined the team in 2017. Mrs. Rebert is a native Arizonan, growing up in Yuma and then moving to Tucson in high school. She has been a very active member of the St. Michael's community. Since 2010, she has served as a co-chair for the St. Michael's Angels (SMA), co-chaired the annual Gala fundraiser, appeared frequently as a substitute teacher, and now serves as a kindergarten aide. She has been married since 2004 and has two children, Isabel and Colton, who both attend St. Michael's. She enjoys yoga and spending time with family and friends.

Ms. Reese owned and managed a real estate investment company for over 20 years.  She developed residential projects from conception to implementation.  She is a visionary who enjoys brainstorming new ideas and ways to make them a reality. Ms. Reese is honored to be working as the Development Director on behalf of the St. Michael's community.  Prior to this, she served as a co-chair for our parent organization, SMA. Her daughter, Savannah,  a student at St. Michael's from kindergarten through 8th grade graduated in 2015. Ms. Reese's goal is to ensure that the financial strength and excellence of our community is continually supported! She is eager to pursue grant and foundation money to enhance our technology, enrichment, and capital goals. Ms. Reese is a member of the Association of Fundraising Professionals.  On the weekends, you will probably find Ms. Reese and Savannah at the barn!  As great outdoor and animal enthusiasts, they spend their free time at the barn jumping their horses and washing the dogs!

Bachelor of Arts
Tulane University
International Business Certificate
Arizona State University
Business Administration/Marketing
Arizona State University