The U.S. Marine Corps is seeking qualified companies to provide off-site calibration services for Test, Measurement, and Diagnostic Equipment (TMDE) to support the Biomedical Equipment Department of III Marine Expeditionary Force. Services will be performed at the contractor’s designated facility and at Original Equipment Manufacturer (OEM) locations. The contract is anticipated to be a firm fixed-price type, with an estimated value of approximately $65,000 per year. The planned period of performance includes a base year from September 30, 2026, through September 29, 2027, plus three one-year options through September 29, 2030. This is a sources sought notice for market research only, not a solicitation.