CHE108167124Schlösslirain 3, 6006 Luzern
A.F. und J. Steffen, Diplomingenieure ETH/SIA, Ingenieur- und Planungsunternehmung AG is a Swiss AG based in Luzern, registered in the commercial register.▍
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Company facts reflect public commercial-register data. Officer and relationship data is derived from published register text. Register data as of 4 July 2026.
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