This opportunity is for a firm-fixed price contract to provide annual ISO 17025 accreditation services for a Biological Operations Laboratory. The period of performance includes one base year and four one-year options, with work performed at Aberdeen Proving Ground. Proposals will be evaluated using a Lowest Price Technically Acceptable (LPTA) process, requiring an acceptable rating for both Technical Approach and Experience. Offerors must demonstrate recent experience within the last three years conducting ISO/IEC 17025:2017 Chemical Testing accreditation assessments. All questions must be submitted via email by July 9, 2026, and proposals are due by July 22, 2026.