| Business | Phone |
| Cornerstone Technologies Inc 20715 N Weatherstone Rd, Lake Zurich 60047 | (847) 438-8222 |
| Miles Technologies Inc 1150 Heather Dr, Lake Zurich 60047 | (847) 726-7777 |
| Intermec Technologies Corp 92 Golfview Rd, Lake Zurich 60047 | (847) 540-9757 |