Aether Aerospace, founded in 2025 from four merged companies, is a U.S. defense technology platform providing digital engineering, prototyping, advanced manufacturing and aviation modernization to the Department of Defense.
Aether Aerospace is a defense technology platform founded in 2025 that provides high-impact technologies, technology-enabled services and advanced manufacturing solutions to the U.S. Department of Defense and other national security customers. The company was formed through the combination of four entities - CTSi, EXPANSIA, JHNA and TSA - and is backed by Falfurrias Management Partners, a private equity firm.
Its work spans digital engineering, including the development of Digital Engineering Ecosystems; open architecture solutions for defense and aerospace systems; modeling and simulation in support of defense programs; advanced prototyping; and advanced manufacturing. A further focus is the modernization of critical aviation and unmanned systems. The company operates across the aerospace, defense, national security, aviation, unmanned systems and space sectors, with a geographic presence in the United States.
Aether Aerospace runs a multi-entity operating model and applies lean and agile principles across its operations. The company describes its workforce as mission-focused, with an emphasis on the Warfighter's advantage, and positions itself for scalable growth, operational excellence and long-term value creation.
