The District of Columbia ("District") Department of General Services (the "Department" or "DGS") is issuing this Request for Proposals ("RFP") to solicit design-build proposals ("Proposal(s)") from offerors ("Offeror(s)") interested in serving as the design-builder ("Design-Builder") for the renovation and creation of an annex of Van Ness Elementary School ("Van Ness ES") located at 1150 5th Street in the Southeast quadrant of Washington DC (the "Project").