J Johnstone Engineering recently fabricated and installed bespoke curved wall top railings at a property in Lessonhall near …
Welcome to J.Johnstone Engineering Ltd
35 Years Experience in Structural Steel, Fabrication and Industrial Support
At J Johnstone Engineering Ltd, we’ve been delivering high-quality fabrication, structural steelwork, and sheet-metal services from our base in Silloth, West Cumbria, for more than four decades. As a family-run business, we take pride in our hands-on experience, attention to detail, and long-standing reputation for reliability across a wide range of industries.
As structural steelwork specialists in Cumbria our services include access ladders, bespoke internal staircases, steel staircases, industrial platforms and fire escapes.. as well as marine fabrication and repair services to local ports, harbour facilities, and commercial fishing vessels across the area. With over 35 years experience in welding and fabrication we cover the whole of Cumbria and the UK.
UKCA EXC2 Certified Structural Steel for Commercial, Residential & Industrial Projects
We supply UKCA Marked Execution Class 2 (EXC2) structural steelwork for builders, main contractors, and industrial clients across Cumbria.
EXC2 is the most commonly specified execution class under EN 1090, covering the majority of commercial and industrial steel structures.
If you’re delivering a residential extension, new build home, warehouse, factory extension, commercial unit, or internal fit-out, EXC2 compliance is typically required by your structural engineer.
We manufacture and supply:
Structural steel beams
Windposts
Portal frames
Mezzanine floors
Steel staircases
Secondary and support steelwork
All steelwork is produced under a certified Factory Production Control (FPC) system and supplied with full UKCA documentation.
RECENT PROJECTS
Steel Mezzanine Floor Fabrication and Installation in Cumbria
J Johnstone Engineering recently fabricated and installed a large steel mezzanine floor for a commercial premises in Cumbria. …
Bespoke Balcony Railing Installation Near Thursby, Carlisle, Cumbria
J Johnstone Engineering recently designed, fabricated and installed a bespoke steel balcony railing for a new build property …
J Johnstone Engineering recently fabricated and installed a package of structural steelwork for a new build property located …
J Johnstone Engineering recently fabricated and installed structural steel framework designed to support a sandstone bay window for …
J Johnstone Engineering recently fabricated and installed a set of bespoke wall-top railings and gates at a property …








