About Us
Chastain has been offering professional engineering and surveying services to our clients since its beginning in 1946, resulting in an impressive resume of successful projects. With offices in Chicago, Decatur and Rockford, we are ready to serve your needs.
Prequalification with state & other agencies include:
- Illinois Department of Transportation
- Illinois State Toll Highway Authority
- llinois Capital Development Board
- City of Chicago
- Metra