The U.S. Army Combat Capabilities Development Command – Chemical Biological Center (DEVCOM CBC) is seeking proposals for the design and construction of two separate manufacturing/QA spaces to house a large-scale press forging manufacturing capability and recoil simulation testing for artillery systems. The project will be awarded as an Other Transaction Agreement (OTA) with incremental payments made upon completion of specific milestones. The period of performance will be 27 months. A non-competitive follow-on production OT may be awarded following a successful prototype. • The CIR will solicit whitepaper proposals for one (1) Expenditure-based OTA. • A site visit will be offered and is anticipated to be held on 8 April 2026. • Interested vendors must register in advance AND attend in order to submit a whitepaper for Government consideration. • The CIR will contain specific instructions for registration. • Entities must be members of the Cornerstone consortium, with a signed Cornerstone Consortium Management Agreement, to be awarded this OTA task.