Our Business Overview

Our businesses work in close collaboration with our customers who require unique engineering solutions for their products used in harsh operating environments.

We capitalise on our unrivalled 120 years of engineering heritage, by hiring and developing highly skilled craftsmen and design engineers who have the creativity and ingenuity required to solve complex design and manufacturing challenges. This differentiates us from our competitors and we are committed to continuously investing in our people and technologies to keep us at the forefront of engineering excellence.

Our businesses

Precision Machined Components

The Division comprises, Roota Engineering, Quadscot Precision Engineering, Al-Met and Martract operating under the PMC brand.

These businesses are leaders in their markets, with world-class lead times, highly specialised precision engineering skills and a blue chip customer base.


Chesterfield Special Cylinders (CSC), has over a century of industry knowledge and expertise and is a world leading provider of bespoke, high-pressure gas containment solutions and services.

It is one of only five companies globally who can compete for ultra large cylinder contracts.

North America

United Kingdom


Precision Machined Components


“Operational improvements and continued investment in our people, production capability and Group support underpin our confidence and our ability to realise this tremendous potential in our target markets.”

Chris Walters
Chief Executive

Latest Company news


Major EDF Contract for Safety-Critical Nuclear Power Plant Storage Solutions awarded to Chesterfield Special Cylinders


Chesterfield Special Cylinders (CSC) has secured a significant contract in excess of £3 million to supply nitrogen storage solutions to […]


Greenlane Biogas recognized in British Columbia’s 17th annual ‘Ready to Rocket’ list of technology companies with highest growth potential


Greenlane Biogas, the world’s leading biogas upgrading supplier, has been named in the 17th annual “Ready to Rocket” list of […]


Chesterfield Special Cylinders Invests In Major Manufacturing Facilities


Chesterfield Special Cylinders (CSC) has begun a major investment programme as it increases its capabilities to provide bespoke high pressure […]