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Official State Affiliates


SEIA hasĀ formalized partnerships with our Affiliates. These partnerships coordinate the resources of both organizations and promote the growth of solar markets around the country. Use the map below to explore the various official SEIA Affiliates and their contact information.

Membership Discounts

SEIA is also developing agreements with our affiliates to provide discounts on membership. If you are a member of COSSA or CHESSA, you are eligible for discounts to join the national trade association for solar. For more information, or to learn about developing a similar agreement with your affiliate, contact Roderick Lewis at [email protected].

To learn more about SEIA's work in the states, visit our state-by-stateĀ map.