D JONES WELDING
FABRICATION. DETAILING. STEELWORK.
D JONES WELDING is a family-run specialist structural steel fabrication business with over 20 years’ experience of delivering steel-framed buildings, detailing services and bespoke steelwork, throughout South Wales, the Borders and across the UK.
Services
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We fabricate structural steel frames for agricultural, industrial and commercial buildings across South Wales and beyond. With over 20 years of experience, we work with contractors, developers and end users to deliver high-quality steelwork packages perfectly tailored to each project. Our work is CE accredited.
Agricultural buildings
Industrial and commercial units
Portal frame structures
Structural steel packages
Design collaboration
Nationwide supply
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Using advanced software BIM, Tekla Structures, we provide professional steel detailing services for fabricators, contractors and construction professionals. Our accurate drawings and schedules help improve efficiency, reduce errors and keep projects on track.
Tekla Structures modelling
General arrangement drawings
Fabrication drawings
Material schedules
Connection detailing
Outsourced detailing support
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We manufacture a wide range of secondary steelwork for industrial and agricultural projects, combining practical fabrication expertise with exceptional attention to detail. Our work is CE accredited.
Mezzanine floors
Staircases
Handrails & balustrades
Access platforms
Plasma-cut components
Bespoke steel fabrication
About
D Jones Welding is a family owned and family-run structural steel fabrication business with over 20 years of industry experience.
Founded by Dafydd Jones (affectionately known as Daf by his many loyal customers) the proudly-based Carmarthenshire company has built a strong reputation for delivering high-quality fabricated steelwork for agricultural, industrial and commercial projects throughout South Wales, the Borders, and across the UK.
Specialising in steel framed buildings, steel detailing and secondary steelwork, we combine practical fabrication expertise with modern detailing capabilities to provide a professional and reliable service. From structural steel packages and Tekla detailing to mezzanine floors, staircases and handrails, every project is approached with precision, attention to detail and a commitment to quality.
Our experience, technical knowledge and hands-on approach have enabled us to build long-standing relationships with customers who value dependable service, expert workmanship and perfectly tailored solutions to their specific requirements.
At D Jones Welding, we take pride in delivering steelwork that is built to perform, built to last, delivered on time and is CE accredited.
Projects
From steel framed buildings and Tekla detailing to bespoke secondary steelwork, our projects showcase the quality, precision and expertise we bring to every stage of the process. Explore a selection of recent work completed for clients across South Wales and beyond.

