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Permasteelisa Group is a leading global contractor in the design, engineering, project management, manufacturing, installation, and after-sales service of architectural envelopes and interiors. 


Building Envelopes

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Derick Koprek

Derick Koprek is a lead concept designer at Permasteelisa Group. Derick has been with Permasteelisa North America since 1999, and has more than 20 years of experience in the design of structure and facades. Derick has experience in all fields of curtain wall design, and is now leading conceptual design team for Permasteelisa North America. Some of his noted projects are River Point (Chicago), Beekman Tower (New York City) and Red Building (Los Angeles). Derick is Based in Mendota Heights, Minnesota.

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