The District of Columbia, Department of General Services ("DGS" or the "Department"), Sustainability & Energy Division ("S+E") has an immediate need for a solar + storage analysis of its building portfolio in preparation of a planned solar + roof + storage Request for Proposals ("RFP"). To adequately prepare for the RFP, the Department requires analysis of its building stock, including technological and economic analysis outlining the efficiency, safety, and financial feasibility of solar + storage projects.