London Steel – Cannon Steels Ltd
London’s leading steel company supplying premium structural steel products and fabrication services. If you’re searching for London Steel, London Steel Company, Steel Suppliers London, or specialist products like Rebar London, Universal Beam London, and RSJ Beam London, you’re in the right place.
Located in North London, we are a family-run steel stockholder and fabricator with over 50 years’ experience serving local builders, developers, contractors and DIY customers alike.
Quality Steel Stockholding & Supply in London
As the foremost steel supplier in London, we hold extensive stock of structural steel sections, reinforcement bars, mesh and fabricated components ready for collection or delivery throughout North London, and the South East.
Our London Steel Products Include:
Steel Fabrication Services in London
At Cannon Steels Ltd, we go beyond stockholding to offer comprehensive steel fabrication tailored to your project—whether small works or major construction.
Our fabrication capabilities include:
Every fabricated steel component is precision-checked and engineered to meet your design requirements on time and within budget.
Why Choose Cannon Steels Ltd in London?
Local London Steel Expertise
Based in the heart of North London with easy access across London and the South East, we offer fast turnaround and efficient delivery.
Half a Century of Experience
Over 50 years serving the construction industry means we understand exactly what projects require—whether one RSJ or a full structural steel package.
Fast Delivery & Hiab Offload
Our HIAB-equipped delivery fleet ensures safe, precise on-site offloading across London and surrounding locations.
Competitive Pricing
We stock a wide range of products in London, allowing us to offer competitive pricing without compromising quality or service.
Our Google Reviews
Contact Your London Steel Supplier Today
Ready to get a quote or discuss your steel requirements in London?

