Features: The Firm, Services, Project Portfolio, Career Opportunities, Contact Us. Located in Chicago, IL.

Greeley and Hansen is a leader in developing innovative  engineering solutions for a wide array of water, wastewater, water reuse, and solid waste challenges aimed at improving public health, safety, and welfare. With a staff of more than 300 in 16 offices across the US, Greeley and Hansen provides services for all phases of projects ranging from master planning and feasibility studies through design, construction, and start-up. The firm also provides architectural and management consulting services.

Projects that Greeley and Hansen has completed for clients continue to receive various industry awards for design and engineering excellence. Engineering News Record ranks Greeley and Hansen among both the "Top 25 Designers in Wastewater Treatment" and in "Sewerage and Solid Waste".

Since the firm's founding in 1914, Greeley and Hansen has collaborated with its client partners in public and private utilities and agencies to create better urban environments.

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