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Business Details
47 Years
experience
Your Trusted Partner for Precision Engineering Solutions
Marquis Precision Engineering has been delivering precision engineering excellence for over four decades. Established in 1979, our company has evolved through strategic investments in cutting-edge technology while maintaining core values of quality and reliability. Our expertise spans CNC Milling (3, 4, and 5 Axis), Micro Machining, and CNC Turning (Conventional and Sliding Head), supported by state-of-the-art Erowa Automation systems that position us at the forefront of UK manufacturing innovation. We serve critical sectors including aerospace, defence, medical, and space industries, producing components for landmark projects such as the Eurofighter, F35 Joint Strike Fighter Jet, and Hubble Space Telescope. Our ISO9001:2015 certification and adherence to ITAR regulations demonstrate our commitment to international quality standards.

With a heritage of continuous improvement, we combine 40 years of technical expertise with modern automation solutions to meet exacting client requirements. Our vertically integrated operations ensure complete traceability from raw material to finished product, supported by approved supply chains meeting AS9120 and NADCAP standards. Through strategic investments like our Co-ordinated Measuring Machine and three Erowa Automation cells, we maintain our reputation for precision engineering excellence. Our customer-centric approach has fostered long-term relationships with clients ranging from start-ups to global corporations. This enduring commitment to quality, innovation, and client satisfaction has made us a trusted partner in precision engineering for four decades.
Services
CNC Milling 5 Axis Machining Automation CNC Turning Micro Machining
Details
  • Year established: 1979
Highlights and features
  • 40 years of precision engineering expertise with continuous technological investment
  • ISO9001:2015 certified quality management systems
  • Cutting-edge Erowa Automation cells for 24/7 production capabilities
  • Proven track record serving aerospace and defence industries
  • Vertically integrated operations with full component traceability
Associations and certifications
  • ISO9001:2015
  • AS9120
  • NADCAP
  • ITAR
Services
Automation
Our Erowa Automation cells enable 24/7 precision manufacturing with on-machine inspection and tool detection. This technology allows complete kit production in single shifts while maintaining strict quality controls. With 125 pallets and 175 tools capacity, we deliver high-volume consistency and rapid response to production demands.
Micro Machining
Specialist micro machining capabilities produce components with tolerances measured in microns. Our non-contact metrology equipment ensures accuracy for intricate parts used in aerospace and medical applications. This technology enables production of complex geometries impossible with conventional machining methods.
5 Axis Milling
High-speed 5 Axis Milling reduces setup requirements while maintaining exceptional precision. Our flexible machines combine 3 Axis functionality with 5 Axis add-ons for enhanced production resilience. This technology enables complex component manufacturing in fewer operations with superior surface finishes.
CNC Turning
Our CNC Turning facilities handle both conventional and sliding head operations for complex turned parts. With Y Axis milling capability and sub-spindles on most machines, we produce multi-faceted components in single setups. This integrated approach reduces lead times while maintaining tight tolerances.
Conventional Milling
Modern 3 Axis Milling capabilities complement our advanced systems for larger, less complex components. Our six dedicated machines maintain high accuracy for standard parts while freeing advanced equipment for complex work. This tiered approach optimises production efficiency and cost-effectiveness.
People
Stephen Brown
Managing Director
Stephen Brown, Managing Director, brings 25 years of leadership experience after apprenticing with the company and returning to purchase the business from his father. He drives strategic innovation while maintaining the company's founding principles of quality and customer focus.
Matthew Darnell
Director
Director Matthew Darnell contributes extensive industry expertise to our management team. With Paul Moxham, he has helped build a strong customer base while implementing modern quality management systems that ensure our continued growth and technical advancement.
Paul Moxham
Director
Director Paul Moxham works alongside Matthew Darnell to maintain our reputation for excellence. His focus on operational efficiency and client relationships has been instrumental in expanding our capabilities while preserving the company's heritage of precision engineering excellence.
Questions
What industries do you serve?
We serve aerospace, defence, medical, telecoms, space, photonics, terahertz, and security sectors with precision-engineered components.
What materials can you work with?
We handle aluminium, stainless steel, plastics, brass, copper, and controlled expansion alloys like Kovar and Invar.
Are you ISO certified?
Yes, we hold ISO9001:2015 certification and work to ITAR regulations with additional aerospace-specific approvals.
What automation capabilities do you have?
Our three Erowa Automation cells enable 24/7 production with on-machine inspection and pallet management systems.
How do you ensure quality?
We use full traceability from raw material to finished product with AS9102 first article inspections and ARP1176 packaging standards.
What production volumes can you handle?
Our flexible systems support prototype development through to high-volume production runs using automated cells.