About us

About us

We provide a full turnkey solution for customers bespoke plastic injection moulding needs inclusive of design, development, mould tooling, production and post moulding support.

From our dedicated UK manufacturing facility, we provide high-quality mould tooling and technical mouldings to a vast range of industry sectors including Medical, Aviation, Marine and Electronics.

Our extensive toolroom provides mould tool servicing, refurbishment, repair, modification and full manufacture of cold fed and hot runner tooling to exceptional standards to maximise your investment.

As technical experts within the plastics industry, we deliver both mould tooling solutions and repeat production of customer specific injection moulded components.

We service the low to medium volume market with an extensive tooling division supporting both our customer mould tooling requirements and our impressive moulding division boasting a range of modern moulding presses up to 280 tonne.

Our mould shop technicians are experienced processers of commodity and engineering thermoplastics often to close tolerances for critical components. Full support is provided by our quality department at every stage of manufacture.

We consistently monitor and review our processes throughout the business to drive continuous improvement.  With a strong focus on identifying the needs of our customers, we strive to simplify our processes for flexibility, consistency and traceability.

Our quality management system is certified to ISO9001:2015 standards spanning the Tooling and Moulding Divisions. We work on the philosophy that quality is the best business plan and with it comes customer satisfaction.

By maintaining a firm hold on business finance we can plan for continued and measured growth. Focused on building for the future to ensure we are investing wisely in our plant, facility and staff.


Family owned since 1972, the business has laid the foundations of success through continuous improvement and reinvestment. This is visible through steady growth and customer retention.

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Visit our resource centre for downloadable information on our business, the process, informative guides and industry insights.

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Keen to work with the Pentagon Group? Looking for an engineering apprenticeship? Keen to work in the plastics industry? Want support with education?

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Download Our Brochure

Click the button below to download our brochure and to find out more about Pentagon Plastics and how we can help you and your business


The Pentagon Team

Meet the team behind the Pentagon Plastics Group


Managing Director


Operations Director


Engineering Manager


Finance and Compliance Manager


Communications Manager


Moulding Division Manager


Tooling Division Manager


Production Controller


Quality Leader




Tooling Planner



Interested in working with us?
Get in touch today to get started.

If you want to start a project or just have a question about our plastic injection moulding services; we are always here to help.
Visit our work with us page for estimated tooling costs.