| Air Management Services, Inc. 1030 Greenlee Street Marengo, IL 60152 815-943-4200 website |  |
| C&J Mechanical, Inc John Bjorkman 2910 Fritz Road Harvard, IL 60033 |  |
| Hartwig Mechanical, Inc 20800 E. Brink Street Harvard, IL 60033 815-943-4430 website |  ⭐Executive Club Member |
Harvard Chamber of Commerce 