HA Sustainable Infrastructure Capital, Inc. is an investment firm focused on providing capital to and funding companies that develop assets in climate solutions and sustainable infrastructure, particularly within the energy efficiency and renewable energy domains. The company directs its investments toward specific environmental initiatives, including "Behind the Meter," "Grid-Connected," Fuels, Transport, and Nature-based solutions. It was established on November 7, 2012, and operates from its headquarters in Annapolis, Maryland.