This is a market research notice for an anticipated Indefinite-Delivery, Indefinite-Quantity contract for roof and building envelope repairs and replacements. The work will be primarily performed in the Great Lakes AOR, including Michigan, Wisconsin, Illinois, Indiana, Ohio, and Kentucky. The total estimated construction magnitude for the five-year contract term (one base year plus four option years) is between $25,000,000 and $100,000,000. The Government is specifically seeking responses from eligible small businesses, including SDVOSB, HUBZone, 8(a), and WOSB concerns, to determine if a set-aside is appropriate. The anticipated contract award is November 2026.