155mm Modular Artillery for Combat Effectiveness (MACE)

The U.S. Army is seeking proposals for a prototype 155 mm Modular Artillery system (MACE) to enhance combat effectiveness. Offerors must submit technical data, sign non‑disclosure and critical technical data agreements, and may request detailed purchase and packaging drawings after completing required forms. The solicitation has been amended to extend the response deadline to October 30 2026, and the contract’s basic agreement years now cover FY 2027‑FY 2029. • Procurement of a 155 mm modular artillery prototype (MACE) • Federal solicitation (W15QKN26R1C5R) – RFP format • Deadline: October 30 2026 (extended from Sept 30 2026) • Required attachments: Technical Data Request Questionnaire, NDAs, DD2345 Military Critical Technical Data Agreement • Additional technical drawings available on request after contract‑approval documents are submitted • NAICS code listed as 332993 (Metal Stamping) • Primary contact: Mary O'CONNELL (army.mil)