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, and Florida, 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. read more