Welcome to the website for students and parents in the International Baccalaureate Program at Montgomery High School. For more information on the IB diploma program at MHS, please contact Dorothy Battenfeld, IB Diploma Coordinator. 707-528-5522, extension 6506; dbattenfeld@srcs.k12.ca.us For more information on the IB Middle Years Program, please contact: Tim Zalunardo, Herbert Slater Middle School. 707-528-5241. tzalunardo@srcs.k12.ca.us Susan Farkas, Montgomery High School. 707-528-5260, extension 6563. sfarkas@srcs.k12.ca.us