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National engineering, planning and design firm providing tailored solutions to our clients since 1961.

Meet the people who make up our team of discipline experts, market leaders, and firm leadership.

Learn more about the work that we do by browsing a representative selection of our best projects.

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Our Services

GRAEF offers a vast array of professional consulting services under one roof. Our engineers, designers, architects, and scientists are dedicated to providing innovative, cost-effective results.

For Projects Large and Small

No business can thrive in the long-term without continually transforming itself and finding ways to become more efficient, more innovative, more responsive, and more successful. Whether your business is starting from a position of strength and longevity, or it is taking its first baby steps into a new or larger market, the professionals at GRAEF want to help you identify and make the changes needed to take your business to the next level.

Read our featured news stories highlighting GRAEF's newsworthy projects, award recognition, events, and speaking engagements, employee updates, and firm announcements.

GRAEF’S O’Hare office worked on award-winning interchange

Transportation project receives ACEC Honor Award GRAEF’S O’Hare office worked on award-winning interchange GRAEF’s Chicago O’Hare office was a subcontractor on the redesign and reconstruction of the interchange between Interstate…

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Redevelopment of Brillion Iron Works site begins

Ariens Co. has partnered with the City of Brillion to breathe new life into the massive site. Redevelopment of Brillion Iron Works site begins Work has begun on the redevelopment…

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Skywaukee tours take visitors through Milwaukee’s skywalk system

Skywaukee tours take visitors through Milwaukee’s skywalk system GRAEF played a significant role in developing downtown Milwaukee’s skywalk system, now known as “Skywaukee.” And soon, our new headquarters will be…

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