Engineering Resource Associates, Inc.

​Engineering Resource Associates (ERA) is a consulting firm providing civil engineering, structural engineering, environmental science, and surveying services to clients throughout Illinois, Indiana and Wisconsin. Our diverse clientele includes municipalities, park districts, forest preserve districts, sanitary districts, county agencies, and state agencies. We have over three decades of experience identifying and working with a wide variety of local, state and federal funding sources. Our staff of professionals include licensed engineers, structural engineers, surveyors, environmental scientists, certified floodplain managers and CAD/GIS specialists.