Stefan Knabben

Managing Director Step-g at ST Extruded Products Group (STEP-G)

Stefan Knabben is an experienced leader in the aluminum and manufacturing industries, currently serving as Managing Director at ST Extruded Products Group since January 2023 and as a member of the board for Aluminium Deutschland e.V. since October 2023. Previously, Stefan held various senior positions at Speira, including Director of Commercial Development and Sales Director for Foil and Lithography, from June 2021 to December 2022. Stefan's extensive career also includes a long tenure at Norsk Hydro, where prominent roles included Sales Director for Foil and Automotive, as well as Head of Product Area Lithography. Earlier experience includes a position as Manufacturing Development Engineer at DEUTZ AG. Stefan holds a Diplom Wirtschaftsingenieur degree in Industrial Engineering from Rheinische Fachhochschule Köln, attained in 2005.

Location

Cologne, Germany

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ST Extruded Products Group (STEP-G)

Innovation, performance, transparency and continuity: these are the qualities that set ST Extruded Products Group — STEP-G for short — apart. We are a worldwide leader in the production of extruded aluminium. Now owned by Sankyo Tateyama Inc. in Japan, our company was founded in the German town of Bitterfeld in 1915. STEP-G is internationally positioned with production sites in Germany, Belgium and China. Our extrusions plants are highly specialized and offer a comprehensive range of profiles and rods as well as further fabrication. Our innovative quality has earned the trust of the automotive industry plus its direct suppliers. We also work with the transportation sector, the building and electrical engineering industries, construction and solar energy. From processing to component finishing or high assembly and logistic systems, our product portfolio offers a full range of possibilities. Our own casting is fitted with extensive capabilities for specialized alloys and offers our customers one-stop security in terms of both technology and supply. The STEP-G plant located in Duffel, Belgium focuses on processing high tenacity aluminium materials for the aerospace industry, as well as free-cutting alloys for our international customers in the automotive industry. From our Chinese plant in Tianjin, STEP-G provides international customers with on-site production at a European standard and also profiles tailored to the Asian automotive and rail sectors. With our commitment to modern production sites, research and development, quality control, and ongoing training and qualifications for our workers, STEP-G has become the main supplier to many industry branches — and we’ve built up significant experience and expertise in the process. We bring everything together to ensure that our products, services, and processing grades are always improving. Please click here for our privacy policy and legal policy: https://www.step-g.com/contact/privacy-policy/


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Headquarters

Bonn, Germany

Employees

501-1,000

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