NH nonprofit with mission to promote independent living for people with disabilities. 1-800-826-3700. https://t.co/he9WC7n6ir RTs do not equal an endorsement. www.gsil.org - Granite State Independent Living (GSIL) is a statewide nonprofit that provides Home Care, Education & Employment, and Community-Based Disability Services for people with disabilities. NH's only center for independent living. Founded in 1980, Granite State Independent Living (GSIL) is a statewide nonprofit organization whose mission is to promote life with independence for people with disabilities through advocacy, information, education and support.