Wikipedia
GRAEF
GRAEF is a private industry engineering and consulting firm based in Milwaukee, Wisconsin, servicing civil, construction management, environmental and landscape architecture, MEP/commissioning, operations consulting, planning, structural, survey, and transportation industries. GRAEF was founded in 1961 by Luther W. Graef, Leonard Anhalt and Robert Schloemer.
Based in Milwaukee, GRAEF also has offices located in Madison and Green Bay, Wisconsin; Chicago Loop and O'Hare, Chicago, Illinois; and Orlando, Florida.