ST Extruded Products Group

STEP-G is a German aluminium manufacturer producing extruded profiles and customised lightweight solutions for industrial applications. Manufacturing in Germany since 1915, the company operates across Germany, Belgium and China, serving customers in automotive, rail, aerospace, mechanical engineering, and building and construction. Its portfolio includes standard profiles, cast products and added-value products, as well as complex, made-to-order aluminium components.

STEP-G’s services extend beyond extrusion across the production chain. Its capabilities include foundry operations, extrusion, mechanical machining, welding, surface finishing and assembly. This integrated approach enables the company to supply ready-to-install components designed to meet customers’ requirements. With specialised press factories and a foundry, STEP-G produces profiles across a broad range of sizes and geometries, from delicate designs to large-scale sections.

The company highlights precision, innovation and sustainability in its work. It uses energy-efficient casting, resource-conscious extrusion and environmentally considerate finishing processes. STEP-G also provides technical advice and support, helping customers develop efficient aluminium solutions for demanding applications. Its workforce of approximately 1,000 employees supports these activities across the business.