Hyperion Technology Group, Inc.*, Tupelo, Mississippi, is awarded a $10,012,627 firm-fixed-price, cost-plus-fixed-fee, cost, indefinite-delivery/indefinite-quantity contract for the production and delivery of four Scalable Passive Acoustic Reporting and Targeting Node (SPARTN) systems. This contract provides for the production and delivery of the SPARTN systems, spares, technical manuals and new equipment training, logistics support, and other technical and engineering services required to provide life-cycle support. Work will be performed in Tupelo, Mississippi, and is expected to be completed by July 2026. The maximum dollar value, including three one-year ordering periods, is $10,012,627. Fiscal 2023 procurement (Marine Corps) funds in the amount of $7,669,081 will be obligated on the first delivery order immediately following contract award, and funds will not expire at the end of the current fiscal year. This contract is a Small Business Innovation Research (SBIR) Phase III effort and is derived from, extends, or completes efforts made under prior SBIR Phase I and Phase II awards. This contract was not competitively procured pursuant to Title 15 U.S. Code § 638(r)(4). The Marine Corps Systems Command, Quantico, Virginia, is the contracting activity (M67854-23-D-6503).