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Gewalt Hamilton Associates, Inc.

Founded in 1981, Gewalt Hamilton Associates, Inc. (GHA) offers a wide range of professional civil engineering, surveying, transportation, environmental and geographic information services.  GHA has a current staff of 75 professionals located among three Chicago-land offices.  We represent a diverse group of clients that include municipalities, county and state agencies, school districts, hospitals, community colleges, park districts, senior care facilities and private developers.  Everyone at GHA is committed to providing superior client service with professionalism, integrity, dedication and vision – every project, every client, every time.

Contact Information

Patrick Glenn, P.E., CFM
Director of Municipal Services
Gewalt Hamilton Associates, Inc.
850 Forest Edge Drive
Vernon Hills, IL 60061
Phone: 847-478-9700 847-821-6223
Fax: 847-478-9700
Cell: 847-525-6564



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