Established in 1961, GRAEF has grown to become a leading U.S. consulting firm, as ranked by Engineering News Record Magazine. Our technical personnel, located in multiple offices in Wisconsin, Illinois, Florida, and Turks and Caicos, represent a comprehensive resource with diverse technical expertise able to address all phases of analysis, design, and construction. From public infrastructure to environmental issues, industry to communications, governmental facilities to healthcare, education and retail, from and for numerous other project categories, GRAEF has positioned itself to serve our clients in unique and innovative ways.

Engineering

Construction

GRAEF

John Kissinger

Robin Seibert

Paul Eiring

John Goetter

Burt Naumann

Justin Bittenbender

Pat Kressin

Ken Grebe

Brent Otto

Engineering Team

Practice Area and Team Leaders

Market Leaders

Office Leaders Team

Leadership Team

Human Resources Team