Donohue & Associates, Inc. is an award-winning, employee-owned, water focused engineering consulting firm headquartered in Wisconsin and focused on the Upper Midwest. We have one goal in mind: to provide client-centered, cost-effective engineering services on wastewater, drinking water, and stormwater projects. Nationally, Donohue is ranked No. 16 in the Wastewater Treatment Plant category by Engineering News Record.

We have been practicing our client-focused brand of engineering services since 1997. Donohue’s reputation is built upon expertise, quality, and service. Our engineers don’t just design water infrastructure; we problem solve. Our goal is to find the most cost-effective solution that will work best for our clients, and we tailor our approach based on each client’s needs.

Areas of Expertise:

Engineering Services
Planning, Design, Construction Phase Services
Wastewater Treatment
Wastewater Conveyance/Collection Systems
Energy Efficiency, Sustainability, Resource Recovery
Water Reclamation
Combined Sewers
SCADA and Control Systems
Clean Water
Drinking Water Supply and Treatment
Water Distribution
Water Modeling
Water Storage
Stormwater