| Business | Phone |
| Infotek 14043 Thomas Dr, Orland Park 60462 | (708) 460-8898 |
| Powers Business Systems 9540 W 144th Pl, Orland Park 60462 | (708) 460-5564 |
| Tallgrass Systems Ltd 9501 W 144th Pl 100, Orland Park 60462 | (708) 349-2212 |
| Tradesmen's Masonry Estimating 7940 Forestview Dr, Orland Park 60462 | (708) 364-1639 |
| Geek Squad 15854 S La Grange Rd, Orland Park 60462 | (708) 349-9251 |
| Geek Teks Orland Park 60462 | (708) 428-5626 |
| Me Too Software Llc 8000 W 159th St, Orland Park 60462 | (708) 349-1400 |
| X Dimensional Technologies Inc 15020 S Ravinia Ave, Orland Park 60462 | (708) 460-8998 |
| Zavion Corp 15655 Centennial Ct, Orland Park 60462 | (708) 364-0818 |
| Computer Software Design Inc Orland Park 60467 | (708) 301-9781 |
| Mike Sabutis 15365 Jillian Rd, Orland Park 60467 | (708) 873-1083 |
| Unitex Inc Orland Park 60467 | (708) 301-8645 |