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Setting new standards in infrastructure management, Greeley & Hansen is an environmental engineering firm that specializes in water, wastewater and solid waste management. The firm s services include facility design and engineering, master planning, feasibility studies, construction management, process modeling, activity-based cost accounting, Web-based information management and operations assistance. Greeley & Hansen was founded by Harvard and MIT graduate Samuel Greeley in 1914. The company has headquarters in Chicago and maintains additional offices in Detroit; Ft. Myers, Tampa and Sarasota, Fla.; Indianapolis, Gary and South Bend, Ind.; Hampton Roads and Richmond, Va.; Las Vegas; New York; Philadelphia; Phoenix; Wilmington, Del.; and Washington, D.C.