Founded in 1976, over 40 years of service!

Hey and Associates, Inc. provides professional engineering, ecological consulting, and landscape services to deliver comprehensive solutions to complex water resources and natural resources challenges. Our multi-disciplinary staff of engineers, scientists, and landscape architects collaborates to identify opportunities, design creative solutions, and implement projects that are grounded in the fundamental principles of water resources, environmental science, and sustainability.

In addition to our specialized water resources capabilities, Hey and Associates, Inc. also provides professional services for parks and open space, site development, transportation projects, and construction management. We are prequalified by the Illinois Department of Transportation in the following categories: Roads and Streets, Location Drainage Studies, Waterways Typical, Waterways Complex, Pump Stations, Landscape Architecture, Surveying, Construction Inspection, Environmental Assessments, and Environmental Impact Statements.

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