In October 2021, Citadel Defense (“Citadel") was acquired by BlueHalo (“BH”), a portfolio company of Arlington Capital Partners (“ACP”).

The Aerospace Defense and Government Services M&A practice of Duff & Phelps, A Kroll Business, served as the exclusive financial advisor to Citadel Defense in connection with the transaction.

About Citadel Defense
Founded in 2016 and headquartered in San Diego, CA, Citadel Defense is a leading provider of counter drone technology and solutions for military, government and commercial applications. Citadel specializes in the development and deployment of fixed, mobile, and dismounted drone protection solutions that have been developed using cutting-edge artificial intelligence and machine learning technologies. Citadel has built a reputation in both the domestic and international counter unmanned aircraft system (UAS) markets for its complete, adaptable and cost-effective solutions. Winston & Strawn LLP served as legal counsel to Citadel.

About BlueHalo
BlueHalo is purpose-built to provide industry leading capabilities in the domains of Space Superiority and Directed Energy, Missile Defense and C4ISR, and Cyber and Intelligence. BlueHalo focuses on inspired engineering to develop, transition, and field next generation capabilities to solve the most complex challenges of our customers’ critical missions and reestablish our national security posture in the near-peer contested arena. Sheppard Mullin LLP served as legal counsel to BlueHalo and Arlington Capital Partners.

About Arlington Capital Partners
Arlington Capital Partners is a Washington, DC-based private equity firm that is currently investing out of Arlington Capital Partners V, L.P. Arlington is focused on middle market investment opportunities in growth industries, including government services and technology, aerospace & defense, healthcare, and business services and software. The firm’s professionals and network have a unique combination of operating and private equity experience that enable Arlington to be a value-added investor. Arlington invests in companies in partnership with high-quality management teams that are motivated to establish and/or advance their Company’s position as leading competitors in their field.