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 Arizona 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, GAS has positioned itself to serve our clients.

A portion of our success lies in the fact that we focus on client needs and objectives. Throughout each assignment, our hand-selected project teams work closely with clients to combine their unique vision and expectations with industry trends and standards. Using the firm’s skill base and creativity, we develop tailored solutions to address a full spectrum of projects within the built environment. Feedback from both public and private business sectors has repeatedly shown that this personal approach is key to the quality service and return on investment upon which GRAEF has built its reputation.