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About
Meet Our Faculty and Staff

Upper School Faculty

4th and 5th Grade Faculty

    • Math and Language Arts

      Pauline Bohn

      Math and Language Arts

    • Math, Reading, Current Events

      Annie Gordon

      Math, Reading, Current Events

    • Science and Language Arts

      Kristin Lorenz

      Science and Language Arts

    • Social Studies

      Katherine Obertance

      Social Studies

6th–8th Grade Faculty

    • 7th/8th Social Studies

      Andrés De Rosales

      7th/8th Social Studies

    • Social Studies

      Wyatt Griffiths

      Social Studies

    • 7th/8th Math

      Hala Jimenez

      7th/8th Math

    • 6th Language Arts

      Katherine Obertance

      6th Language Arts

    • Language Arts

      Jesse Pearson

      Language Arts

    • Science

      Mo Poxon

      Science

    • 7th/8th Math

      Mark Sherburne

      7th/8th Math

    • Science and Math

      Nikki Tokar

      Science and Math

    • Spanish

      Carla Wilkins

      Spanish

Upper and Middle School Specialists

    • Athletics

      Joel Booth

      Athletics

    • Performing Arts

      Lauren Brody-Clarke

      Performing Arts

    • Spanish

      Jorge Diaz-Velez

      Spanish

    • Music

      Harriet Hayward

      Music

    • Athletics

      Stevie Lee

      Athletics

    • Visual Arts

      Kathy Piscioneri

      Visual Arts

    • Librarian

      Anne Porter-Roth

      Librarian

    • Spanish

      Carla Wilkins

      Spanish

Non-discrimination policy: We do not discriminate on the basis of race, religion, nationality, ethnic origin, gender, gender identification, disability or other category protected by law. The following person has been designated to handle inquiries regarding the School's non-discrimination policies, including its Title IX policy:
Name: Laurie Kelly, Title: Accounting Manager, Office Address: 305 Montford Ave. Mill Valley, CA 94941, Telephone Number: (415) 384-4232, Email Address: Laurie@marinhorizon.org
For assistance related to Title IX or other civil rights laws, please contact OCR at OCR@ed.gov or 800-421-3481, TDD 800-877-8339.