The company was founded in 1945 and is located close to Junctions 15 & 16 on the M6 motorway network, centrally located in the UK to service companies throughout the UK and beyond.

With our services segregated to commercial finishing operating under our ISO 9001 and high-end finishing to AS9100 standards.

Our Presence

Whilst continuing to grow our presence into new markets we offer an alternative facility and additional option to Tiers 1, 2 and 3 customers.

Utilizing our experience as a volume processor we have adapted our expertise to combine volume and efficiency production methods which is aided by bespoke PLC automation, Data software and application techniques.

What We Do

We apply pre-treatments for the Structural lightweight sandwich honeycomb panel assemblies across a wide range of interior/Exterior panel requirements and installers.

We work with the Rail, Cruise liner, Bus/Coach, Motorsports, Space, Aircraft Premier Seating and aircraft interiors markets. In addition, we apply other treatments to the Electrical, Electronic, Precision and Sheet metal industries offering a selection of coatings for almost every application.

Our Mission

It is the mission of the Diamond Metal Finishing Co Ltd to provide high value metal finishing processes that meet all of our customers’ requirements whether commercial or higher-end. We are dedicated to excellence through:


Our Sectors


Automotive & Agricultural


Precision Engineering


Rail & Bus

Life Sciences & Spectrometry

Oil & Gas

Precision Sheet Metal