Exhibit 21.1
SUBSIDIARIES OF THE REGISTRANT
| Name | Jurisdiction | |
| QuinStreet LLC | Illinois | |
| HQ Publications LLC | Illinois | |
| ReliableRemodeler.com, Inc. | Delaware | |
| CyberSpace Communications Corporation | Oklahoma | |
| QuinStreet Media, Inc. | Nevada | |
| WorldWide Learn, Inc. | Alberta | |
| 3041486 Nova Scotia Company | Nova Scotia | |
| WorldWide Learn Partnership | Alberta |