This solicitation is for a facilities services job ordering contract to provide construction services at the Pentagon and other Department of Defense facilities in the National Capital Region. The Washington Headquarters Services/Acquisition Directorate seeks proposals for an indefinite-delivery, indefinite-quantity type contract with a base period of one year and four one-year option periods, for a total contract duration of five years. The contract has a maximum ordering threshold of $100,000,000 and a minimum guarantee of $250,000 for each period. This procurement is 100% set aside for HUBZone small businesses under NAICS code 236220. A mandatory site visit will be held on February 25, 2019 from 9:00-11:00 AM EST for offerors to tour relevant locations. Proposals are due by the solicitation response date, and the resultant contract will be awarded as a firm-fixed-price contract utilizing task orders for specific requirements.