Engineering firm Terracon acquires Downers Grove-based St. John-Mittelhauser - REjournals.com
Engineering firm Terracon acquires Downers Grove-based St. John-Mittelhauser REjournals.comOlathe, Kansas-based consulting engineering firm Terracon has acquired St. John-Mittelhauser & Associates, Inc. (SMA). This acquisition enhances Terracon's ...