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GRAEF is a full-service engineering, planning, and design firm. For more than 60 years, GRAEF has shaped more than the built environment. We've designed with purpose — for people, communities, and the planet. Rooted in integrity, quality, loyalty, and service, our work is guided by values that have stood the test of time. These principles shape how we show up for our clients, our communities, and each other. As a trusted partner, we remain curious and forward-thinking. We embrace innovation, anticipate what’s next, and deliver thoughtful, high-performing engineering, planning, and design solutions with every project. With offices in Milwaukee, Madison, Green Bay, Chicago, Minneapolis, Orlando, Miami, Sarasota, and Turks and Caicos, we work as one connected team, making a meaningful impact in every place we live, work, and play.

Website http://www.graef-usa.com/
Revenue $50.4 million
Funding $2 million
Employees 354 (282 on RocketReach)
Founded 1961
Address 275 W Wisconsin Ave Suite 300, Milwaukee, Wisconsin 53212, US
Phone (414) 259-1500
Technologies
Industry Engineering Services, Architecture, Engineering & Design, Civil Engineering, Engineering, Construction, Science and Engineering, Consulting, Design, Civil, Environmental, Field Services, Industrial Architecture, Landscape Architecture, Mechanical, Electrical, Plumbing and Commissioning, Operations Consulting, Planning, Structural, Transportation
Web Rank 5 Million
Keywords Civil Engineering, Engineering Consulting, Project Management, Infrastructure Consulting, Environmental Consulting, Construction Management, Sustainable Design, Land Development, Program Management, Planning Consulting, Municipal Engineering, Water Resources, Design Services, Transportation Engineering, Site Development, Building Design, Geotechnical Engineering, Survey Services, Structural Engineering, Energy Consulting
Competitors HDR, Stantec, HOK, SmithGroup, NV5, SERA Architects, Fentress Architects, Acentech, WSP, PIONEER ENGINEERS - India +34 more (view full list)
SIC SIC Code 87 Companies, SIC Code 871 Companies
NAICS NAICS Code 5413 Companies, NAICS Code 54133 Companies, NAICS Code 54 Companies, NAICS Code 541 Companies

GRAEF Questions

The GRAEF annual revenue was $50.4 million in 2026.

Ken Grebe is the COO of GRAEF.

282 people are employed at GRAEF.

GRAEF is based in Milwaukee, Wisconsin.

The NAICS codes for GRAEF are [5413, 54133, 54, 541].

The SIC codes for GRAEF are [87, 871].

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