KINGSMITH STEEL LIMITED STRUCTURAL & ARCHITECTURAL METALWORK & INSTALLATION Welcome to the Kingsmith Steel Website. Kingsmith Steel is the first choice company in steel fabrication in Northamptonshire and the Home Counties. Our services include: Structural and architectural metalwork - design and installation. Our staff of CAD operators, tradesmen, installers and crane operators are on hand to ensure your projects are met to the highest standard. Please look around our website for more information about our company