Exhibit 21
LEIDOS HOLDINGS, INC.
LEIDOS, INC.
Subsidiaries of Leidos Holdings, Inc. | Jurisdiction of Incorporation |
| Leidos, Inc. | Delaware |
Subsidiaries of Leidos, Inc. | Jurisdiction of Incorporation |
| ABI Architects, Inc. | Florida |
| Benham/Ellerbe Becket, LLC | Oklahoma |
| Benham Military Communities, LLC | Oklahoma |
| Calanais Pension Trustee Co. Ltd. | United Kingdom |
| Cloudshield Technologies, Inc. | Delaware |
| Cloudshield Technologies GmbH | Germany |
| Cloudshield UK Limited | United Kingdom |
| InQuirion Pty Limited | Australia |
| JMD Development Corporation | California |
Leidos Arabia Company Limited (formerly “SAIC Arabia Company Limited”) | Saudi Arabia |
Leidos Biomedical Research, Inc. (formerly “SAIC-Frederick, Inc.”) | Delaware |
| SAIC Calanais Limited | United Kingdom |
Leidos Canada, Inc. (formerly “Science Applications International Corporation (SAIC Canada)”) | Canada |
Leidos – CDM Solutions, LLC (formerly “SAIC – CDM Solutions, LLC”) (95% ownership) | Delaware |
Leidos Constructors, LLC (formerly “SAIC Constructors, LLC”) | Oklahoma |
Leidos Consulting Engineers, Inc. (formerly “SAIC Engineering, Inc.”) | California |
Leidos DB, Inc. (formerly “SAIC DB, Inc.”) | Oklahoma |
Leidos Energy & Infrastructure, LLC (formerly “SAIC Energy & Infrastructure, LLC”) | Delaware |
Leidos Engineering, LLC (formerly “SAIC Energy, Environment & Infrastructure, LLC”) | Delaware |
Leidos Engineering of North Carolina, Inc. (formerly “SAIC Engineering of North Carolina, Inc.”) | North Carolina |
Leidos Engineering of Ohio, Inc. (formerly “SAIC Engineering of Ohio, Inc.”) | Ohio |
Leidos Germany GmbH (formerly “Science Applications International Germany GmbH”) | Germany |
Leidos Global Technology Corporation (formerly “SAIC Global Technology Corporation”) | Delaware |
Leidos Health Holdings, Inc. (formerly “maxIT Healthcare Holdings, Inc.”) | Delaware |
Leidos Health, LLC (formerly “maxIT Healthcare LLC”) | Delaware |
Leidos Ltd. (formerly “SAIC Solutions Limited”) | United Kingdom |
Leidos of Michigan, Inc. (formerly “SAIC of Michigan”) | Michigan |
Leidos Pty Limited (formerly “SAIC Pty Limited”) | Australia |
Leidos Realty, LLC (formerly “Campus Point Realty Corporation”) | California |
| Leidos Renewable Energy, LLC | Delaware |
Leidos Services, Inc. (formerly “SAIC Services, Inc.”) | Delaware |
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Exhibit 21
| Plainfield Renewable Energy, LLC | Delaware |
| Plainfield Renewable Energy Holdings, LLC | Delaware |
| R.W. Beck Group, Inc. | Washington |
| Reveal Imaging Technologies, Inc. | Delaware |
| Reveal Imaging, LLC | Delaware |
| Reveal Imaging Technologies International, Inc. | Delaware |
| Science, Engineering, and Technology Associates Corporation | Delaware |
| Spectrum San Diego | California |
| The Benham Group, Inc. | Oklahoma |
| The Benham Group of Nevada, Inc. | Nevada |
| Varec Holdings, Inc. | Delaware |
| Varec, Inc. | Georgia |
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