| Business | Phone |
| J A Koerner Office 1350 W Northwest Hwy 301, Mount Prospect 60056 | (847) 392-5100 |
| Key Scientific Inc 200 E Evergreen Ave 103, Mount Prospect 60056 | (847) 259-3573 |
| Makita U S A Inc 1450 Feehanville Dr, Mount Prospect 60056 | (847) 297-3100 |
| Marketing Source 411 E Business Center Dr 110, Mount Prospect 60056 | (847) 818-8110 |
| Mid-America Supply Svc 317 N Wille St, Mount Prospect 60056 | (847) 398-2528 |
| Nti Trading Ltd 115 S Busse Rd, Mount Prospect 60056 | (847) 981-1812 |
| Q T Inc 500 W Algonquin Rd, Mount Prospect 60056 | (847) 228-1180 |
| Sina International Corp 1940 S Carboy Rd, Mount Prospect 60056 | (847) 364-9920 |
| Engineering Export Promotion 1601 Feehanville Dr, Mount Prospect 60056 | (847) 297-8500 |
| Honeywell International 1471 E Business Center Dr, Mount Prospect 60056 | (847) 797-4000 |
| Jdc Sales Co Inc 1920 S Carboy Rd, Mount Prospect 60056 | (847) 640-7474 |
| Kps Intl 1699 Wall St 503, Mount Prospect 60056 | (847) 690-0795 |
| Mau Inc 1100 W Northwest Hwy, Mount Prospect 60056 | (847) 797-1010 |
| Sanko Co Ltd 1858 S Elmhurst Rd, Mount Prospect 60056 | (847) 439-2280 |
| Traversa Group 917 S Elm St, Mount Prospect 60056 | (847) 368-9001 |
| Trico International Corp 1874 S Elmhurst Rd, Mount Prospect 60056 | (847) 640-9177 |