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Natalie Cirigliano Brosnan '02 Ed.D., Head of School

Natalie joined Mercy as Head of School on July 1, 2019. A Burlingame local, she is an alumna and our former Assistant Principal for Student Life. Natalie graduated from UCLA with a degree in Psychobiology, and holds an Ed.D and Master of Arts in Catholic Educational Leadership from the University of San Francisco. After leaving her role in Mercy Administration in 2015, Natalie served as Principal of Holy Name School in San Francisco, where she was the academic and spiritual leader working with the pastor in partnership to increase and encourage the Catholicity within the school and parish community. In 2018 she served as the Chair of the Board of Trustees for Mercy San Francisco and as Co-Interim Head of School in the summer of 2018. Natalie firmly believes in Mercy’s mission, and paying tribute to Catherine McAuley’s vision by infusing the values of the Sisters of Mercy into our curriculum, governance, and culture. 

 Arthur Walker, Assistant Head of School for Academics

Assistant Head of School for Academics Art Walker has 22 years of experience as an administrator, high school English teacher, and head coach for both mens’ and womens’ varsity sports. He has a gift for school design and program development, and a passion for integrating DEI work across curriculum. Mr. Walker received his Bachelors of Arts in English & Secondary Education from Coastal Carolina University, Masters in Education, Administration & Supervision from Liberty University, and is currently enrolled at Harvard University’s School of Management and Leadership program.


 Jennifer Clifford, Assistant Head of School for Student Life

Jennifer Clifford, Assistant Head of School for Student Life, comes with over 20 years of experience in education as an administrator and science teacher. She has designed female empowerment activities and training to reduce interrelation aggression among young women. Ms. Clifford is committed to creating opportunities for students to bolster their sense of belonging, social and emotional well-being, leadership skills, and motivation. She received her Bachelors of Science in Environmental Science & Avian Ecology from the University of Maine - Machias, and two Masters degrees from Governors State University in Educational Administration and Education, Curriculum, and Instruction.


Leadership Team Members

Head of School, Natalie Cirigliano Brosnan Ed.D. 
Assistant Head of School for Academics, Arthur Walker
Assistant Head of School for Student Life, Jennifer Clifford
Director of Mission Advancement and Marketing, Niki Rodrigues Nielsen
Director of Admissions, Sandra Elgelda
Director of Mission & Catholic Identity, Sandy Flaherty
Campus Minister, Angie Simonetti
Director of Facilities, Rafael Garcia
Director of Finance, Rui Azevedo