The German International School of Silicon Valley (GISSV) is a private school educating children from preschool to grade 12 using bilingual full immersion. It has sites in Mountain View and San Francisco in California. Students graduate the school with both the German International Abitur and the California High School Diploma. The school is accredited with the Western Association of Schools (WASC), as well as the California Association of Independent Schools (CAIS) and by the German government (Central Agency for German Schools Abroad, ZfA) as an official German School Abroad (DAS = Deutsche Auslandsschule).