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About
Leadership

Leadership Team

Leadership

List of 1 items.

  • David Holquin

    President

List of 3 items.

  • Marisa Bartalotti

    Interim Chief Academic Officer

  • Robert Bailey

    Chief Operations Officer

  • Alma Gallegos

    Director of Academic Services

List of 2 items.

  • John Van Hofwegen

    Director of Finance

  • Alicia Valdivia

    Director of Admissions

Justin-Siena High School

4026 Maher Street Napa, CA 94558
T: 707.255.0950 
F: 707.255.0334
Justin-Siena is a Lasallian Catholic college preparatory community that serves young men and women in grades 9–12.