The Oregon Solar + Storage Industries Association is a trade association founded in 1981 to promote clean, renewable, solar and storage technologies. OSSIA members include businesses, non-profit groups, and other solar and storage industry stakeholders.

They provide a unified and respected voice of the solar and storage industries and focus exclusively on the solar and storage value chains; from workforce development to permitting, advocacy, policy, and regulation for residential, commercial, community, and utility scale solar and storage projects on the local, state and regional level.