General Atomics Aeronautical Systems, Inc

GA-ASI Expands Propulsion Capabilities with Achates Power Acquisition

General Atomics Aeronautical Systems, Inc. (GA-ASI) strengthens its unmanned aircraft capabilities by acquiring Achates Power’s innovative engine technologies, integrating fuel-efficient, low-emission, high-performance propulsion systems into future aerospace platforms By Joseph Macey / 26 Aug 2025
GA-ASI Expands Propulsion Capabilities with Achates Power Acquisition
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General Atomics Aeronautical Systems, Inc. (GA-ASI) acquisition of key assets, including a portfolio of patents and other intellectual property, from Achates Power, Inc., a San Diego-based innovator in advanced engine technology.

The acquisition strengthens GA-ASI’s capabilities in high-performance propulsion systems and underscores GA-ASI’s commitment to advancing propulsion technologies for its line of unmanned aircraft systems that enhance the performance and sustainability of its aerospace systems.

David Alexander, President of GA-ASI, said, “We are excited to incorporate Achates Power’s opposed-piston engine technology into GA-ASI’s portfolio. Their advancements in green technology emission reduction, fuel efficiency and power density align perfectly with our mission to deliver innovative solutions for airborne platforms.”

Achates Power has long been recognized for its groundbreaking work in developing best-in-class low-emission, fuel-efficient, and high-power-density engines.

Dave Crompton, CEO of Achates Power, added, “Achates Power’s engine designs deliver exceptional value for applications requiring high efficiency and power density, particularly in environments with strict emissions regulations. We are proud that our technology will continue to thrive under GA-ASI, a company renowned for its technical excellence and diverse expertise.”

To learn more, visit the General Atomics Aeronautical Systems, Inc Partner Hub: Innovation Partner Hub
Posted by Joseph Macey Joseph Macey is a Content Specialist at Defense Advancement, where he has focused on emerging defense technologies since joining in 2022. His expertise spans tactical UAS, rugged computing, and Satellite Communication Systems. After graduating in Journalism from Falmouth University, Joseph began his career in 2019 as a local reporter. His journalism background enhances both his reporting and interview skills, enabling him to provide insightful, authoritative analysis of the latest trends shaping the defense industry. Connect

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