Denroy Plastics

DENROY PLASTICS LIMITED is a long-established, family-owned UK contract manufacturer based in Northern Ireland, specialising in the design and production of engineered polymer components. Since its founding in 1972, the company has developed an integrated service offering, guiding projects from initial concept design through to full-scale production. Denroy operates with a significant capacity, utilising a range of injection moulding machines from 5 to 900 tonnes, including advanced twin-shot moulding capabilities.

The company's core capabilities lie in precision injection moulding, processing a wide spectrum of polymers from standard polypropylene to high-performance materials like PEEK, PPS, and PEI. Denroy serves demanding sectors including Aerospace, where they work with OEMs such as Airbus and Boeing on lightweighting initiatives; Automotive, focusing on fuel efficiency; and Medical, producing clinical-grade products under their DenPro PPE brand, including FFP3 masks and face visors manufactured in a certified clean room. They also produce a variety of injection moulded and bristled brushes for diverse applications.

Denroy's commitment to excellence is validated by numerous accreditations, including AS/EN9100 (AS9100D) and ISO 9001, alongside a five-year consecutive ADS 21st Century Supply Chains Gold Award. Their investments in new facilities, including a white-room and machining centres, alongside expertise in 3D printing thermoplastics, underscore their dedication to precision quality engineering and rigorous assurance. Denroy is also listed on the NHS GB supply framework, demonstrating their capability as a prime contractor.