Founded in 1984, MDV-SEIA represents the interests of photovoltaic and solar thermal equipment manufacturers, installers, distributors and component suppliers serving Maryland, the District of Columbia, and Virginia. Members design, sell, integrate, install, maintain and finance solar energy equipment for residential, commercial and institutional customers throughout the region. MDV-SEIA delivers on policy formation and advocacy, market representation, networking, education, and additional benefits to 100+ members representing nearly 2000 direct jobs in the region. 

http://mdvseia.org/