Business Details
18 Years
experience
Emergency
services
Your Trusted Partner for Engineering Solutions in Deeside
Established in 2008, GJM Engineering has built a reputation as a leading provider of turnkey engineering solutions. Our expertise spans the design, manufacture, and maintenance of tooling and engineering systems for demanding sectors including aerospace, automotive, defence, and energy. With a dedicated team of over 30 engineers, including six apprentices, we combine decades of industry experience with cutting-edge technology to deliver precision-engineered products. Our ISO 9001:2015 certification and adherence to ASME and BS EN standards underscore our commitment to quality. We operate a 24/7 shift policy to meet critical project deadlines, supported by advanced CNC machining, fabrication, and metrology capabilities.Our clients benefit from a full lifecycle approach, from concept design to after-sales maintenance, ensuring cost-effective, reliable solutions. With a focus on innovation and customer collaboration, we have become a trusted partner for major OEMs and tier 1 suppliers globally. Our Deeside facility houses state-of-the-art equipment, enabling us to handle projects from single components to complex assemblies. By maintaining rigorous health and safety approvals and investing in continuous workforce development, we guarantee excellence in every deliverable. This unwavering dedication to quality, timeliness, and technical excellence has solidified our position as an industry leader.
Services
Assembly
CNC Machining
Fabrication
Metrology
Maintenance
Project Management
Powder Coating
Details
- Year established: 2008
Highlights and features
- We have over 40 years of combined leadership experience in global engineering sectors.
- Our ISO 9001:2015 certification ensures rigorous quality management standards.
- 24/7 operations guarantee timely delivery for critical projects.
- Skilled workforce includes certified welders and metrology engineers.
- Investment in Leica Laser Trackers and CNC technology ensures precision.
Associations and certifications
- ISO 9001:2015
- CE Marking BS/EN 1090-1
- RISQS
What people say
100% support
Finished on time
Correct choice
Rapid response
Technical excellence
Services
CNC Machining
Our CNC machining division utilises advanced equipment to produce complex components with tight tolerances. We offer end-to-end solutions from prototype to volume production, supported by integrated ERP systems for full traceability. Our capabilities meet aerospace, automotive, and industrial standards, ensuring repeatable accuracy and efficiency.
Fabrication
Specialist metal fabrication services cover stainless steel, aluminium, and exotic alloys using TIG, MIG, and ARC welding techniques. Certified to EN 1090-1 standards, we deliver precision components from small parts to large-scale industrial structures for aerospace and energy sectors.
Metrology
Our metrology team employs Leica Laser Trackers and FARO Arms for precision measurement and calibration. We provide on-site PPM support and fixture recertification, ensuring compliance with aerospace and automotive industry specifications through advanced spatial analysis software.
Project Management
Integrated project management delivers complete engineering solutions from concept design to final installation. Our QMS framework ensures cost control, quality assurance, and adherence to delivery schedules, supported by lessons-learned KPI monitoring for continuous improvement.
Maintenance
Preventative maintenance contracts include tool passport documentation and scheduled servicing to prevent production downtime. Our 24/7 mobile workshops and Deeside-based engineers provide rapid response for equipment calibration, repairs, and performance optimisation across multiple sectors.
People
Gary Jackson
Managing Director
Founder with over 40 years' experience in tooling and maintenance, leading GJM's strategic direction while maintaining hands-on involvement in key engineering projects.
Paul Pheasey
Director
30-year aerospace and energy sector veteran with expertise in international business development, project management, and operational strategy across UK, Europe, and Asia markets.
Adam Griffiths
Director
Apprentice-trained engineer with progression from shop floor to director level, specialising in design, project management, and operational efficiency improvements since 2010.
Shaun Simpson
Director
Metrology expert with aerospace and power conversion industry experience, holding a specialist degree in measurement science and leading precision inspection teams.
Questions
What industries do GJM Engineering serve?
We specialise in aerospace, automotive, defence, rail, nuclear, oil & gas, and agricultural sectors, providing tailored engineering solutions for each industry's unique requirements.
Are your engineering services certified to international standards?
Yes, we hold ISO 9001:2015 certification, CE Marking BS/EN 1090-1 accreditation, and RISQS approval for rail industry projects.
Can you handle urgent engineering projects?
Our 24/7 operations and flexible shift policy enable rapid response to urgent requirements, with dedicated mobile workshops available for on-site support.
What fabrication materials do you work with?
We process stainless steel, mild steel, duplex boiler plate, corten, monel, titanium, copper, and nickel alloys using advanced welding and forming techniques.
Do you provide complete project lifecycle management?
Yes, our integrated service covers concept design, manufacturing, installation, and ongoing maintenance through a quality-managed system ensuring cost and schedule control.
