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Business Details
47 Years
experience
Precision CNC Engineering Services in Dorset
Marquis Precision Engineering has been delivering precision engineering solutions for over 40 years. Established in 1979, we specialise in CNC Milling and Turning, including 3, 4, and 5 Axis Machining, Micro Machining, and Automation. Our expertise spans aerospace, defence, medical, and telecommunications sectors, serving both start-ups and global corporations. We pride ourselves on maintaining the highest quality standards, evidenced by our ISO9001:2015 certification and adherence to ITAR, AS9120, and NADCAP regulations.

Our investment in cutting-edge technology, including Erowa Automation robots and a Co-ordinated Measuring Machine, ensures we remain at the forefront of engineering innovation. With a focus on traceability and customer collaboration, we deliver components that meet exacting specifications, supported by a dedicated team with decades of industry experience.
Services
CNC Milling 5 Axis Milling Micro Machining Automation CNC Turning Conventional Turning Sliding Head Lathes
Details
  • Year established: 1979
Highlights and features
  • We have over 40 years of experience in precision engineering.
  • Our ISO9001:2015 certification ensures rigorous quality control.
  • We utilise cutting-edge Erowa Automation technology for 24/7 production.
  • Our team holds specialist aerospace approvals including AS9120 and NADCAP.
  • We offer traceable, end-to-end component manufacturing processes.
Associations and certifications
  • ISO9001:2015
  • ITAR
  • AS9120
  • NADCAP
  • RoHS
  • REACH
Services
CNC Milling
Our CNC Milling services utilise 3, 4, and 5 Axis machines to create complex components with micron-level accuracy. We handle large-scale and intricate parts for aerospace and medical sectors, using advanced automation to ensure consistency and efficiency. Our processes comply with international standards, guaranteeing quality and reliability.
5 Axis Milling
5 Axis Milling allows us to produce highly detailed components in a single setup, reducing production time and enhancing precision. This technology is ideal for aerospace and defence applications requiring tight tolerances. Our machines combine flexibility with high-speed capabilities to meet demanding specifications.
Automation
Our Erowa Automation cells enable 24/7 unattended manufacturing with on-machine inspection and tool detection. This ensures high-volume consistency and rapid turnaround for global clients. Automation supports complex batch processing and complete kit production, enhancing supply chain efficiency.
Micro Machining
Micro Machining produces components with features measured in microns, using precision tools and non-contact metrology. This service caters to photonics and terahertz industries requiring extreme accuracy. We maintain tolerances below 1 micron, supported by controlled environment facilities.
CNC Turning
CNC Turning services include Conventional and Sliding Head methods for creating cylindrical components from metals and plastics. Our machines integrate Y Axis Milling and live tooling to reduce setup times. This approach ensures cost-effective, high-precision parts for medical and defence sectors.
People
Stephen Brown
Managing Director
Stephen Brown, Managing Director, apprenticed at Marquis before returning 25 years ago to lead the company. He drives innovation and customer-focused growth, ensuring the business remains a leader in precision engineering through strategic investments in technology and quality systems.
Matthew Darnell
Director
Matthew Darnell, a director, contributes extensive industry expertise to Marquis Precision Engineering. He focuses on operational excellence and client relations, helping build a strong customer base while maintaining the company's reputation for reliability and technical excellence over decades.
Paul Moxham
Director
Paul Moxham, a director, plays a key role in sustaining Marquis Precision Engineering's market position. He collaborates on strategic initiatives and quality management, ensuring the company's processes meet international standards while delivering innovative engineering solutions to diverse sectors.
Questions
What industries do you serve?
We serve aerospace, defence, medical, telecommunications, space, photonics, and security sectors, providing precision-engineered components tailored to each industry's exacting standards.
Are you ISO certified?
Yes, we hold ISO9001:2015 certification and comply with AS9120, NADCAP, ITAR, RoHS, and REACH regulations for quality and safety.
Can you handle complex, high-precision components?
Yes, our 5 Axis Milling, Micro Machining, and Automation capabilities enable us to produce intricate components with tolerances below 1 micron for demanding applications.
Do you offer global supply chain support?
Yes, our Automation cells and JIT/Kanban strategies ensure competitive pricing, reliable delivery, and scalable production for international clients.
What materials do you work with?
We machine aluminium, stainless steel, plastics, brass, copper, and controlled expansion alloys like Kovar and Invar, with specialist surface treatments available.
How do you ensure quality control?
We implement AS9102 first-article inspections, non-contact metrology, and a traceable quality management system from raw material to delivery.