📍 515 Lincoln Highway, Rochelle, IL, 61068
📞 815-562-9087
🌐 fehr-graham.com
Updated Jul 2026
📍 623 E Garden St, DeKalb, IL, 60115
📞 815-756-2867
🌐 www.htmdengineering.com
Design and Troubleshooting services for mechanical, electrical and plumbing. Forensic engineering services. Green design and system upgrade services.
📍 12312 Sunset Dr, Sycamore, IL, 60178
📞 815-895-3030
📍 39 Airport Dr, Rockford, IL, 61109
📞 815-964-7090
🌐 cmtengr.com
Updated Jul 2026
📍 1788 Sycamore Rd, DeKalb, IL, 60115
📞 815-787-3111
🌐 baxterwoodman.com
📍 2 Airport Cir, Rockford, IL, 61109
📞 815-963-9375
🌐 cmtengr.com
📍 4799 Colt Rd, Rockford, IL, 61109
📞 815-873-0270
Updated Jul 2026
📍 4836 Colt Rd, Rockford, IL, 61109
📞 815-873-0990
🌐 terracon.com