LEADERS IN QUALITY
STRUCTURAL ALTERATIONS 
STEEL FABRICATION & BASEMENT CONSTRUCTION

JAC Construction Steel is a London based structural alterations company, specialising in the fabrication and installation of structural and architectural steelwork, basement construction, bespoke metalwork, and temporary works solutions.

We handle all project elements inhouse, from design to installation, delivering a highly efficient and professional service.

Our portfolio spans a diverse range of projects, from small residential houses to large, complex refurbishment and newbuild.