| Business | Phone |
| Applied Micro Inc 1505 N Richmond Rd, Mchenry 60050 | (815) 344-0002 |
| Digital Warfare 5009 Sandburg Dr, Mchenry 60050 | (815) 385-0131 |
| Etten Consulting 218 N Cross Trl, Mchenry 60050 | (815) 385-9212 |
| Interactive Accounting Sltns 4511 Greendale Ct, Mchenry 60050 | (815) 385-4012 |
| Mc Henry Information Tech 4712 Loyola Dr, Mchenry 60050 | (815) 344-8015 |