Indefinite Delivery Contract HQ085926DE872

Stell Engineering, Inc., a woman-owned small business based in Marina Del Rey, California, was awarded a Multiple Award Indefinite Delivery Indefinite Quantity (IDIQ) contract by the Missile Defense Agency on December 29, 2025, with a ceiling value of $151 billion and a ten-year period of performance extending through December 28, 2035. The contract supports the Scalable Homeland Innovative Enterprise Layered Defense (SHIELD) program, which procures advanced, multi-domain defense systems capable of detecting, tracking, intercepting, and neutralizing threats to the United States homeland, deployed forces, allies, and friends across air, missile, space, cyber, and hybrid domains. The contract was awarded under full and open competition with no set-asides, utilizing FAR 15.304(c)(1)(ii) guidelines that allow awards to all responsible sources submitting technically acceptable and fairly priced proposals. Stell Engineering's federal contract portfolio demonstrates substantial capability in advanced systems engineering and artificial intelligence applications for defense customers, with current commitments including a $5.81 million Phase III Small Business Innovation Research (SBIR) contract with the U.S. Air Force and additional Phase II SBIR awards totaling approximately $2.27 million.

The initial task order under this IDIQ, designated the SHIELD Initial Order, was issued on December 29, 2025, with a ceiling value of five hundred dollars and a firm fixed-price structure, with performance to be conducted in Huntsville, Alabama. The SHIELD contract encompasses comprehensive work areas including research and development, prototyping, disruptive technologies, systems engineering, weapon design, production, test and evaluation, cybersecurity, and modernization efforts. The procurement leverages advanced technologies including artificial intelligence, machine learning, digital engineering, and open systems architectures, with orders to be issued across multiple North American Industry Classification System (NAICS) codes and classification levels requiring appropriate facility clearances. This contract vehicle positions the Missile Defense Agency and other Department of Defense entities to rapidly issue orders under a flexible, enterprise-wide contracting mechanism addressing the nation's multi-layered defense requirements against contemporary and emerging threats.