| Title | Country |
| BitraNet Pvt. Ltd., Schaumburg | United States |
| Dimension Data, Schaumburg | United States |
| TEKsystems, Schaumburg | United States |
| Aztecsoft, Schaumburg | United States |
| Sonata Software Ltd, Schaumburg | United States |
| Deegit Inc, Schaumburg | United States |
| Compsoft Technology Solutions Group Inc., Schaumburg | United States |
| Infoapps Tech, Schaumburg | United States |
| Lawson, Schaumburg | United States |
|
| CareVoyant, Schaumburg | United States |
| STMicroelectronics, Schaumburg | United States |
| Mindtree, Schaumburg, Illinois | United States |
| Tibco Software Inc, Schaumburg | United States |
| Advanced Micro Devices, Inc. (AMD), Schaumburg | United States |
| Mascon Global Limited, Schaumburg | United States |
| BitWise Solutions Pvt. Ltd, Schaumburg | United States |
| YASH Technologies Inc., Schaumburg | United States |
| eCredit.com, Inc., Schaumburg | United States |
|
|
| Nortel Networks, Schaumburg | United States |
| Yantro Software Pvt Ltd, Schaumburg | United States |
| Visualsoft Technologies, Schaumburg | United States |
| L& T Infotech Ltd, Schaumburg | United States |
| Yash Technologies, Schaumburg | United States |
|
| Symphony Services, Schaumburg | United States |
| MindTree Consulting Private Limited, Schaumburg | United States |
| HCL Technologies Ltd, Schaumburg | United States |