Exhibit 21.1
List of Subsidiaries of QTS Realty Trust, Inc.
| Subsidiary Name | State of Incorporation or Formation | |
| 2470 Satellite Boulevard, LLC | Delaware | |
| Carpathia Acquisition, LLC | Delaware | |
| Carpathia Hosting, LLC | Delaware | |
| Oregon Land, LLC | Delaware | |
| QAE Acquisition Company, LLC | Georgia | |
| QLD Investment Properties Wichita Technology Group, L.L.C. | Kansas | |
| QTS Critical Facilities Management, LLC | Delaware | |
| QTS Finance Corporation | Delaware | |
| QTS Investment Properties Carpathia, LLC | Delaware | |
| QTS Investment Properties Chicago, LLC | Delaware | |
| QTS Investment Properties GIT, LLC | Delaware | |
| QTS Investment Properties Princeton, LLC | Delaware | |
| Quality Investment Properties Gateway, LLC | Delaware | |
| Quality Investment Properties Irving II, LLC | Delaware | |
| Quality Investment Properties Irving, LLC | Delaware | |
| Quality Investment Properties Lenexa, LLC | Delaware | |
| Quality Investment Properties Metro, LLC | Delaware | |
| Quality Investment Properties Miami, LLC | Delaware | |
| Quality Investment Properties Richmond, LLC | Delaware | |
| Quality Investment Properties Sacramento, LLC | Delaware | |
| Quality Investment Properties Santa Clara, LLC | Delaware | |
| Quality Investment Properties, Suwanee, LLC | Delaware | |
| Quality Technology Services Chicago II, LLC | Delaware | |
| Quality Technology Services Holding, LLC | Delaware | |
| Quality Technology Services Irving II, LLC | Delaware | |
| Quality Technology Services Jersey City, LLC | Delaware | |
| Quality Technology Services Lenexa II, LLC | Delaware | |
| Quality Technology Services Lenexa, LLC | Delaware | |
| Quality Technology Services Metro II, LLC | Delaware | |
| Quality Technology Services Miami II, LLC | Delaware | |
| Quality Technology Services Princeton II, LLC | Delaware | |
| Quality Technology Services Richmond II, LLC | Delaware | |
| Quality Technology Services Sacramento II, LLC | Delaware | |
| Quality Technology Services Sacramento II, LLC | Delaware | |
| Quality Technology Services Santa Clara II, LLC | Delaware | |
| Quality Technology Services Wichita II, LLC | Delaware | |
| Quality Technology Services, LLC | Delaware | |
| Quality Technology Services, N.J. II, LLC | Delaware | |
| Quality Technology Services, N.J., LLC | Delaware | |
| Quality Technology Services, Northeast, LLC | Delaware | |
| Quality Technology Services, Suwanee II, LLC | Delaware | |
| Qualitytech, LP | Delaware | |
| ServerVault, LLC | Delaware |
List of Subsidiaries of QualityTech, LP
| Subsidiary Name | State of Incorporation or Formation | |
| 2470 Satellite Boulevard, LLC | Delaware | |
| Carpathia Acquisition, LLC | Delaware | |
| Carpathia Hosting, LLC | Delaware | |
| Oregon Land, LLC | Delaware | |
| QAE Acquisition Company, LLC | Georgia | |
| QLD Investment Properties Wichita Technology Group, L.L.C. | Kansas | |
| QTS Critical Facilities Management, LLC | Delaware | |
| QTS Finance Corporation | Delaware | |
| QTS Investment Properties Carpathia, LLC | Delaware | |
| QTS Investment Properties Chicago, LLC | Delaware | |
| QTS Investment Properties GIT, LLC | Delaware | |
| QTS Investment Properties Princeton, LLC | Delaware | |
| Quality Investment Properties Gateway, LLC | Delaware | |
| Quality Investment Properties Irving II, LLC | Delaware | |
| Quality Investment Properties Irving, LLC | Delaware | |
| Quality Investment Properties Lenexa, LLC | Delaware | |
| Quality Investment Properties Metro, LLC | Delaware | |
| Quality Investment Properties Miami, LLC | Delaware | |
| Quality Investment Properties Richmond, LLC | Delaware | |
| Quality Investment Properties Sacramento, LLC | Delaware | |
| Quality Investment Properties Santa Clara, LLC | Delaware | |
| Quality Investment Properties, Suwanee, LLC | Delaware | |
| Quality Technology Services Chicago II, LLC | Delaware | |
| Quality Technology Services Holding, LLC | Delaware | |
| Quality Technology Services Irving II, LLC | Delaware | |
| Quality Technology Services Jersey City, LLC | Delaware | |
| Quality Technology Services Lenexa II, LLC | Delaware | |
| Quality Technology Services Lenexa, LLC | Delaware | |
| Quality Technology Services Metro II, LLC | Delaware | |
| Quality Technology Services Miami II, LLC | Delaware | |
| Quality Technology Services Princeton II, LLC | Delaware | |
| Quality Technology Services Richmond II, LLC | Delaware | |
| Quality Technology Services Sacramento II, LLC | Delaware | |
| Quality Technology Services Sacramento II, LLC | Delaware | |
| Quality Technology Services Santa Clara II, LLC | Delaware | |
| Quality Technology Services Wichita II, LLC | Delaware | |
| Quality Technology Services, LLC | Delaware | |
| Quality Technology Services, N.J. II, LLC | Delaware | |
| Quality Technology Services, N.J., LLC | Delaware | |
| Quality Technology Services, Northeast, LLC | Delaware | |
| Quality Technology Services, Suwanee II, LLC | Delaware | |
| ServerVault, LLC | Delaware |
