S1SEVEN is the leading Digital Material Passport as-a-service provider for the steel, metals, and chemical sectors. S1SEVEN’s innovative platform revolutionizes how industries integrate materials into digital workflows. Digital Material Passports serve as reliable, batch-based declarations, and verification of a product's origin, quality and environmental impact. Leading material suppliers turn to Digital Material Passports to propel their products' competitive edge in the digital age and enable their customers to elevate productivity, automate compliance, and advance their sustainability goals.

Beginning 2024, we assembled a dream team of accomplished entrepreneurs, software architects and top-tier business consultants who collectivly worked over 1250 years in the mining and metals industry. Over these years, we have developed and invested in solutions for the entire metals value chainfrom specification to certification.

Königstahl, part of König Holding AG, is Poland's leading stockholding distributor and service provider for steel tubes and hollow-sections, catering primarily to the machine building, engineering, construction, and other industries. In addition to offering an extensive range of products available in stock, Königstahl is providing comprehensive prefabrication services including cutting and 3D laser processing.

Bogner Edelstahl is a steel service center, catering primarily to the mold making, automotive, and other high tech industries with a specialization in tool steels. In addition to offering an extensive range of products available in stock, Bogner Edelstahl is providing comprehensive prefabrication services including cutting and 3D milling, ensuring precise components.

With over 160 years of expertise subsidiaries in 16 European countries, König Holding AG is a leading distributor for system solutions for the building envelope in commercial construction as well as for steel and metal products used in the mechanical and manufacturing industry. Consultancy, engineering, pre-fabrications services and digital solutions complement the product portfolio.