Turnkey Solutions for the Defence Sector
Engineering a Safer World
As we expand into the defence industry, we bring with us a strong foundation in precision manufacturing, rigorous quality control, and secure operations. Backed by our recent Cyber Essentials accreditation, we’re well-positioned to deliver reliable, high-spec components and assemblies for a wide range of defence applications.
Our secure facility and proven engineering capabilities ensure that every product is manufactured to the strictest standards—supporting safety, performance, and compliance at every level. With a focus on confidentiality, consistency, and quality, we’re ready to support the evolving needs of this critical sector.
Our Experience in the Defence Sector
Engineering Secure Solutions
Delivering Customer Success
Your Trusted Partner for Turnkey Engineering Solutions
Whether you're seeking full turnkey project delivery or individual elements, Diamond Group has the experience, expertise and proven track record to deliver projects in your sector.

Our Design division can take care of any detail and mechanical Design, CAD, metrology, scanning, reverse engineering and heatmapping needs

Material processing, fabrication & welding, machining and assembly & testing, our Engineering division has decades of experience manufacturing bespoke steel products and are accredited to the highest standards

Our site division have extensive expertise in site fabrication & welding, steel erection, site & mechanical installation and maintenance & outage support

Our dedicated Rail division specialises in turnkey interior and exterior refurbishment for the rail sector. They also offer passenger and driver seat refurbishment, mechanical and electrical modifications, kitting and paint and vinyl services.