Our Mission: 'To make our industry quieter, safer and greener'


Our history

Innovation is in our DNA. We’ve been delivering true innovation since 1959, designing and manufacturing engine silencers (detuners) for the aerospace industry. We have developed an extensive knowledge of leading edge engineering practices driven and supported by our passion for innovation.


We have expanded our expertise, enabling us to deliver a huge range of advanced engineering solutions for the Aerospace, Marine, Energy and Automotive sectors.

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About Us

The Price of Failure is High!

In any industry sector there is no 'one size fits all' approach. We create bespoke solutions based on our customers requirements. We capture your problem and engineer a solution that will keep you running -

Because the price of failure is high!


We manage the whole product life cycle - concept, design, manufacture, installation, commissioning and after-sales support.

World-leading engineering, which can provide true value to our customers.

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Meet the Team

Our team has a wealth of experience. Engineers who employ 'Industry leading' practices, Project Managers who can de-risk the process, and Site personnel who can safely and efficiently install the final equipment. 

Mark Jansen - Managing Director at Cullum
Mark Jansen
Group Managing Director
Kevin McEneny - Sales Director at Cullum
Kevin McEneny
Sector(s): Aerospace & Automotive
Sales Director
Mike Stuart - Financial Director at Cullum
Mike Suart
Group Financial Director
Gary Turner - Technical Director at Cullum
Gary Turner
MEng (Hons) CEng MIMechE Wh.Sch
Technical Director
Richard Bradley
Group Commercial and Operations Director
James Townsend
Director of Technology

Robert Hosker - Sales Manager at Cullum
Robert Hosker
Sales Manager
Adam Richardson
Group Business Development Manager
Jon Broadhurst
Bid Team Manager
John Gregory
Business Development Executive

Interested in Our Solutions?

Get in Touch
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