| Subsidiary | Jurisdiction of Organization | |||||||
| CDW LLC | Illinois | |||||||
| CDW Technologies LLC | Wisconsin | |||||||
| CDW Direct, LLC | Illinois | |||||||
| CDW Government LLC | Illinois | |||||||
| CDW Logistics LLC | Illinois | |||||||
| CDW International Holdings Limited | United Kingdom | |||||||
| SCS Holdings I, LLC | Delaware | |||||||
| Sirius Computer Solutions, LLC | Texas | |||||||