Welding services, aluminium in United Kingdom
- Mulco Engineering Ltd
- Fletcher Fabrications
- Swelco
- Heatherside Sheet Metal Ltd
- Sulzer Dowding & Mills
- P S J Fabrication Ltd
- Hardie Steel Fabrications
- Sleekburn Welding
- Barrington Metal Works
- Clayton Engineering Co
- Allied Welding & Engineering Supplies
- A D Hazeltine (t/a Betchworth Forge)
- Brady Fabrications
- G G Welding & Hydraulics
- C & S Techweld Services Ltd
- Radshape Sheet Metal Ltd
- Cema Universal Engineering
- Nu Fab
- Dowding & Mills Ltd
- On-Line Engineering
- Impress North East Ltd
- Wilbar Engineering Ltd
- Falcon Engineering Ltd
- Sulzer Dowding & Mills
- Arcwell Mobile Welding

Metallurgy, metalworking and metal products