威斯敏斯特学校

New England Association of Schools and Colleges (NEASC)
National Association of Independent Schools (NAIS)
National Network of Schools in Partnership (NNSP)
School Year Abroad (SYA)
The Association of Boarding Schools (TABS)
Center for Spiritual and Ethical Education (CSEE)
S.P.H.E.R.E. Consortium
Connecticut Association of Independent Schools (CAIS)
The National Employment Minority Network (NEMNET)
W.A.L.K.S. Consortium
Founders League