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Business Details
17 Years
experience
Your Trusted Precision Engineering Partner in Portsmouth
Established in 2009, Newton Precision Engineering operates from Portsmouth on England's south coast, delivering precision engineering solutions to diverse industries. Our expertise spans investment casting tooling, aluminium injection mould tools, and CNC machining, supported by 50 years of combined experience across the UK and Europe. We utilise advanced CAD/CAM software and CNC machinery to ensure high-quality, cost-effective manufacturing. Our commitment to communication ensures clients receive tailored design advice, while our ISO 9001:2015-certified quality management system guarantees rigorous standards. Serving sectors including aerospace, automotive, and defence, we prioritise rapid delivery without compromising precision.

Our team's technical proficiency and investment in cutting-edge technology position us as a trusted partner for complex engineering challenges. We maintain strong client relationships through transparent processes and adherence to deadlines, reflecting our dedication to continuous improvement. Our capabilities extend to rapid tooling, jigs and fixtures, and post-casting machining, catering to both prototyping and large-scale production needs. This combination of expertise, technology, and client focus underpins our reputation for reliable, high-standard engineering solutions.
Services
Investment Casting Tooling Aluminium Injection Mould Tools Prototype Machining Rapid Tooling Jigs and Fixtures Component Machining
Details
  • Year established: 2009
Highlights and features
  • We have 50 years of combined experience in precision engineering across Europe.
  • Our ISO 9001:2015 certification ensures rigorous quality management standards.
  • We utilise advanced CAD/CAM software and CNC machinery for precision manufacturing.
  • Our team provides tailored design advice to maintain cost-effective tooling solutions.
  • We serve diverse sectors including aerospace, automotive, and defence industries.
Associations and certifications
  • BS EN ISO 9001:2015
Services
Investment Casting Tooling
We design and manufacture semi-automatic and conventional box-type investment casting dies. Our tooling supports precision components for aerospace and industrial applications. Using CAD/CAM software ensures high tolerances and rapid production cycles.
Aluminium Injection Mould Tools
Custom aluminium injection mould tools are created to client specifications. Our CNC machining guarantees dimensional accuracy for automotive and defence sector components. Rapid turnaround supports prototyping and production demands.
Prototype Machining
Single-part or batch prototypes in various materials are produced using CNC machining centres. This service enables rapid validation of designs before full-scale production, reducing time-to-market for clients.
Rapid Tooling
We provide accelerated tooling solutions for urgent projects. This service combines CAD integration with CNC machining to deliver functional tools within tight deadlines without compromising quality standards.
Component Machining
Precision machining of investment-cast components ensures final specifications are met. Our capabilities include complex surface machining using Powermill software, catering to aerospace and medical sector requirements.
People
Mark Newton
Co-Founder
Mark Newton co-founded the company to leverage his decades of engineering expertise. He oversees design processes and ensures technical excellence in tooling and machining operations.
Lee Newton
Co-Founder
Lee Newton brings extensive manufacturing experience to the business. He manages production workflows and maintains quality standards across all precision engineering services provided.
Questions
What engineering sectors do you specialise in?
We serve aerospace, automotive, defence, marine, medical, and industrial sectors with tailored precision engineering solutions.
What quality standards do you adhere to?
Our ISO 9001:2015-certified quality management system ensures rigorous standards in tooling, machining, and production processes.
Can you handle rapid prototyping projects?
Yes, our rapid tooling and prototype machining services enable quick turnaround for design validation and small-batch production.
What software and machinery do you use?
We utilise Vero Visicad, Delcam Powermill, and CNC machining centres including Bridgeport and Hurco models for precision manufacturing.
Do you work with international clients?
We provide engineering services to clients across the UK and Europe, supported by our team's extensive industry experience.