The Airscrew Company became a principal subsidiary of the Airtechnology Group of the UK and has since been absorbed into Ametek Inc's Aerospace & Defence division based at the Windmill Road site producing AC and DC brushless, mixed flow, tubeaxial and vaneaxial fans, high-pressure blowers, AC and DC brushless motors and drivecsystems, build-to-print and custom subassemblies, electronic and fault sensing devices, electric heaters, switches and sensors.