| | | | | | | | |
| Name of Subsidiary | | State/Country of Organization |
| Cyxtera Australia Pty. Ltd. | | Australia |
| Cyxtera Brasil Colocation e Data Center Ltda. | | Brazil |
| Cyxtera Canada, LLC | | Delaware |
| Cyxtera Canada TRS, ULC | | Canada |
| Cyxtera Communications Canada, ULC | | Canada |
| Cyxtera Communications, LLC | | Missouri |
| Cyxtera Data Centers, Inc. | | Delaware |
| Cyxtera DC Holdings, Inc. | | Delaware |
| Cyxtera DC Parent Holdings, Inc. | | Delaware |
| Cyxtera Digital Services, LLC | | Delaware |
| Cyxtera Employer Services, LLC | | Delaware |
| Cyxtera Federal Group, Inc. | | Delaware |
| Cyxtera Federal Group TRS, LLC | | Delaware |
| Cyxtera Germany GmbH | | Germany |
| Cyxtera Germany TRS GmbH | | Germany |
| Cyxtera Holdings, LLC | | Delaware |
| Cyxtera Hong Kong Limited | | Hong Kong |
| Cyxtera Japan, Ltd. | | Japan |
| Cyxtera Management, Inc. | | Delaware |
| Cyxtera Netherlands B.V. | | Netherlands |
| Cyxtera Receivables Holdings, LLC | | Delaware |
| Cyxtera Singapore Pte. Ltd. | | Singapore |
| Cyxtera Singapore TRS Pte. Ltd. | | Singapore |
| Cyxtera Technologies, LLC | | Delaware |
| Cyxtera Technologies Maryland, Inc. | | Maryland |
| Cyxtera Technology UK Limited | | United Kingdom |
| Cyxtera UK TRS Limited | | United Kingdom |