Hazen and Sawyer is a nationally and internationally recognized environmental engineering consulting firm, specializing in the engineering and management of wastewater collection, pumping, treatment, and disposal; stormwater management; water resources; solid and hazardous waste management; and computer applications. Since its founding in 1951, the firm has completed thousands of major assignments in the United States and abroad for government agencies, utilities, and industrial organizations. These have ranged in scope from simple analyses for small communities to multi-municipal, multimillion-dollar projects.
Hazen and Sawyer has grown progressively over the years, from the original six-p
