Ascent AeroSystems, founded in 2014 and now part of Robinson Helicopter Company, manufactures rugged coaxial UAVs in the USA. Their platforms—including Spirit, NX30/Spartan, and Helius—feature modular payloads, cylindrical portability, and proven all-weather durability. Designed for mission-critical use in defense, industrial, and public safety sectors, these UAVs perform reliably in wind, rain, snow, and sand. Development remains near Boston, while production benefits from Robinson Helicopter’s...