The Department of Defense, through the Department of the Air Force's 18th Contracting Squadron, is seeking potential contractors for the installation of a radon mitigation system across 200 housing units at Kadena Air Base and US Marine Corps Bases in Okinawa, Japan. The project aims to upgrade or install reliable radon mitigation systems in military family housing, with a firm-fixed price contract estimated between $500,000 and $1,000,000, and an anticipated performance period of 360 calendar days divided into phases for survey, design, and construction. Interested parties are encouraged to submit a brief capabilities statement outlining their relevant experience and qualifications by April 16, 2025, to the designated Air Force contacts, as this notice serves to assess market interest prior to formal solicitation.