namigreenvillesc.org - We offer free, quality mental health education programs and support groups, which are held regularly throughout Greenville, South Carolina and other parts of the upstate. See our calendar of events at namigreenvillesc.org A flyer with support group times/locations and a list of education course descriptions can also be found at namigreenvillesc.org/wp-conte... NAMI (National Alliance on Mental Illness) Greenville is a non-profit, grassroots organization in Greenville, South Carolina, that serves persons with mental illness and the family and friends who care about them. Through trained volunteers with lived experience, we provide vital education and support to individuals and families affected by mental illness.