The Department of Defense, through the Washington Headquarters Services (WHS), is conducting market research via a Sources Sought Notice for the Enterprise Visibility and Management of Operating and Support Cost (EVAMOSC) platform support. The objective of this procurement is to identify qualified and experienced businesses capable of sustaining and enhancing the EVAMOSC platform, which provides critical data-driven insights into major acquisition program costs for the Office of the Secretary of Defense Cost Assessment and Program Evaluation (OSD-CAPE). This platform is essential for fulfilling congressional requirements related to the analysis of operating and support costs for major weapon systems. Interested parties must respond by January 2, 2026, at 10:00 AM (Eastern Time), and submissions should demonstrate relevant experience and confirm a Secret Facility Clearance, with an estimated contract ceiling value of $75 million under NAICS code 541512 (Computer Systems Design Services). For further inquiries, contact Gervonna Crump-Williams at gervonna.b.crump-williams.civ@mail.mil or Ronica Shelton at ronica.l.shelton.civ@mail.mil.