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Since 1987, we have built our construction company on the strength of a versatile and innovative team with focus on exceptional results for our clients. At Greystone, every member of our team is a leader. From our craft professionals to our executives, all team members are empowered to act with purpose and integrity while striving for success in everything we do.

Greystone Leadership Team

  • Kevin O’Brien

    CEO / Principal

    In 1987, Kevin founded Greystone. His guidance and focus on high-quality craftsmanship, safety, and customer service has grown Greystone from a start-up to a well-established and versatile general contractor.

    Kevin has an MBA in Finance from the University of Big Ten football 2024Minnesota and a BS in Big ten football 2024Construction Management from the University of Wisconsin, Stout.

  • Gordie Schmitz

    President / Principal

    Gordie joined Greystone in 1993 and has since established an exceptional team of project managers and estimators. Gordie’s areas of expertise span the entire construction process and Greystone’s delivery methods.

    Gordie has a BS in Big ten football 2024Construction Management from Big Ten football 2024Minnesota State University, Mankato.

  • Eric Bender

    V.P. of Construction Operations / Principal

    In 1995, Eric joined Greystone beginning as a tradesman working on commercial and industrial projects. Eric’s knowledge of field operations and his management style has made him a respected leader at Greystone.

    Eric has a BS in Big ten football 2024Construction Management from Big Ten football 2024Minnesota State University, Mankato.

  • Colin O'Brien

    V.P. of Business Development / Principal

    Colin grew up in the construction industry and officially joined the Greystone team in 2004. Colin has a plethora of experience having served as a Laborer, Estimator, Project Coordinator, and Business Development Manager.

    Colin has a B.S. in Big ten football 2024Construction Management from Big Ten football 2024Minnesota State University, Mankato.

  • Brian Kreuser

    V.P. of Construction Execution / Principal

    Brian joined the Greystone team in 1999 through an apprenticeship program at the Shakopee High school. With 20+ years in the construction industry, he is highly knowledgeable with hands-on experience. He is responsible for field labor scheduling, overseeing all in-house labor operations, training crews, equipment management and more.

  • Gary Grahek

    CFO

    Gary has vast financial knowledge and experience in the construction industry. He is responsible for forecasting, financial reporting, auditing, and management of risk.

    Gary has a BS in Accounting from St. Cloud State University.

Join Our Team

We are always searching for more great people to strengthen our team. Give us a shout if you want to join a growing company that offers rewarding work, great benefits, competitive pay, and opportunities to advance.