Here's a partial list of The San Francisco School affiliated organizations:

• California Association of Independent Schools (CAIS)
  CAIS is a non-profit organization of 190 elementary, middle and secondary schools in California. The Association serves and strengthens its schools by setting standards of academic quality and ethical conduct, by providing for the professional growth of faculty, administrators, and trustees, and by promoting ethnic and socio-economic diversity.  The San Francisco School received the maximum 6-year acccreditation from CAIS in May, 2010.
  
• National Association of Independent Schools (NAIS)
  The NAIS mission is rooted in the core values of independence, interdependence, inclusivity, and innovation. We believe the freedoms derived from independence and self-determination are deserving of preservation, worthy of emulation, and a source of the success of independent schools in preparing students to contribute effectively toward a peaceful, prosperous, just, and equitable world. The National Association of Independent Schools (NAIS) exists to represent and sustain schools that are self-determining in mission and program, free from government control, and governed by independent boards.
  
• School and Student Services (SSS)
  SSS is part of NAIS and serves as the only nonprofit financial aid provider. SSS provides objective, third-party financial aid needs assessment.
  
• Bay Area Teacher Training Institute (BATTI)
  The BATTI experience combines exciting on-the-job training with dynamic and inspiring university classes coordinated by SF State. Students gain a multiple subject credential that will qualify them to teach in any California public or private elementary or middle school. The BATTI program includes two academic years and the summer in between. In all five semesters BATTI students take two academic classes and a seminar with their cohort of 20-25 fellow students.
  

• Bay Area Teacher Development Collaborative (BATDC)
  BATDC is a non-profit organization founded by local independent schools to provide and coordinate opportunities for teachers to grow as professionals.  Its primary purpose is to encourage and facilitate local access to speakers, programs, and instruction that are of interest to Bay Area faculties; to pool resources; to increase inter-school contact; and to form groups of teachers to work in specific areas of interest.  The goal is the enrichment to professional growth opportunities and increased sharing of resources and experience.
  

• People of Color in Independent Schools (POCIS)
  POCIS is an organization which supports teachers, administrators, parents, and students who believe that diversity and multiculturalism are endemic to quality education for all.
  

• Asian Educators Alliance (AsEA)
  AsEA is an Asian affinity group organization committed to creating opportunities for Asian Pacific Islanders (API) teachers, school staff and others in the field of education to meet, network, identify challenges they face as API educators, discuss strategies to address these challenges, build mentoring structures, and share ways to support API families at schools.  Founded in 2004, AsEA has provided an annual conference for API educators nationwide.
  
• Council for Advancement and Support of Education (CASE)
  The Council for Advancement and Support of Education is a professional association serving educational institutions and advancement professionals who work on their behalf in alumni relations, communications, development, marketing and allied areas.
  
• National Business Officers Association (NBOA)
  NBOA is a national orgranization supporting business and finance operations at independent schools.