Administration & Support Staff

Robert Guynn


Ignacio Mendoza III


Betty Gonzalez

Office Manager

Karina Martinez

Student & Family Support Specialist


Heather Vollmar

3rd & 4th Grade Teacher

• Teaching in Rio since 2004
• B.A. Liberal Studies/Psychology; Masters in Education with Specialization in Math & Reading, Cal Lutheran University
• I love spending time with my family & friends, trips to the lake or Colorado River and “camping” at the beach.

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