Leading specialists.

Specialists in CNC machining for the aerospace, motorsport & satellite communications industries

As an AS9100 and ISO9001 approved manufacturer, our reputation has been built on delivering consistently high quality, competitively priced components for the aerospace industry and other high-spec sectors including motorsport, satellite communications and pharmaceuticals.

From one-off prototypes to complex assemblies and hightolerance batch work, our team of skilled engineers works to the tightest deadlines, ensuring our customers’ specifications are not just met but exceeded. Our fully temperature-controlled facility in Hayes, West London is equipped with the latest 5-axis CNC machines, a dedicated inspection department and a comprehensive programming suite, enabling us to deliver components with exceptional precision and repeatability.

CNC machine specialists
Leemark history
Leading specialists.

Over 50 years of aerospace engineering excellence

At Leemark Engineering, we’ve spent decades perfecting our craft. Founded in 1967 by Brian Stockwell, we began as toolmakers supporting local industry.

As demand grew for precision CNC work, we transitioned into sub-contract machining and quickly established a reputation for innovation and reliability.

Quality.

Aerospace-grade quality you can rely on

Capabilities.

Complete engineering and manufacturing capabilities

Responsible sourcing.

Our commitment to sustainability & integrity

Linked In.

Keep up to date with our LinkedIn posts

Product gallery.

A small selection of our precision engineering

Promo video.

Leemark Engineering: Our story in motion

Our promotional video gives you a snapshot of who we are, what we do and the values that drive us forward. For a deeper look, visit our video library where you’ll find a collection of films showcasing our people, our technology and our projects in action. From behind-the-scenes insights to key milestones, these videos bring Leemark Engineering’s story to life.
Clients we work with.

Trusted by industry leaders across the UK, Europe and the USA

We work closely with our customers to develop long-term, trusted relationships. Many of our clients have been with us for decades – a testament to the quality of our work and the reliability of our service. Whether you operate in aerospace, medical, defence, motorsport or satellite communications, we have the experience and technology to support your engineering requirements.

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