21jAeroDesign – Embodying Industry Knowledge & Expertise

21jAeroDesign is a UK CAA approved design organisation specialising in the design, modification and repair of aircraft parts. Our locations are close to 2 of the UK’s busy airports: London Stansted and London Luton.


Thanks to the experience and skills embodied in the 21jAeroDesign team, we have quickly gained a reputation for delivering effective engineering solutions that demonstrate high quality workmanship, innovative design, and value for our clients.


We are able to offer a range of services which are internally project managed from inception through to sign-off. 21JAeroDesign engineers work closely with clients to schedule accurately, maintain clear lines of communication, and deliver to an agreed deadline.

adam duke

Adam Duke

An experienced aviation professional

21jAeroDesign is headed by Adam Duke, a highly-regarded aviation professional with over 30 years’ experience in design, maintenance, CAMO and airlines. Before forming 21jAeroDesign Adam held the position of Head of Design and Structures at easyJet, where he founded the company’s Part 21J design organisation and Part M structures fleet technical management team. With his extensive experience and expertise; Adam brings with him a customer focused approach and a comprehensive knowledge of value engineering.


We have a passion for our customers and believe in the benefit of collaboration and pooling expertise. Our collective approach helps define your specific requirements and enables our mission to deliver value through innovative design and engineering solutions.