The Department of Defense, specifically the Air Force Materiel Command at Wright-Patterson AFB in Ohio, intends to negotiate a sole source Firm-Fixed Price contract for ReliaSoft Maintenance Licenses. This procurement is aimed at securing essential software maintenance services from Hottinger Bruel & Kjaer Inc., as determined through market research that identified this as a sole source requirement under FAR regulations. The licenses are critical for maintaining operational capabilities within the Air Force's software systems. Interested parties are invited to submit capability statements or proposals by August 8, 2025, at 3 p.m. For further inquiries, potential offerors may contact Meredith Setterfield or Robert Allen via their provided emails, or reach out to the Ombudsman, Col(S) Paul W. Tinker, at asca@us.af.mil.