Exhibit 21
Subsidiaries of Lockheed Martin Corporation
| Name of Subsidiary | Place of Formation | |
| Helicopter Support, Inc. |
Connecticut | |
| Lockheed Martin Aerospace Systems Integration Corporation |
Delaware | |
| Lockheed Martin Australia Pty Limited |
Australia | |
| Lockheed Martin Canada Inc. |
Canada | |
| Lockheed Martin Desktop Solutions, Inc. |
Virginia | |
| Lockheed Martin Engine Investments, LLC |
Delaware | |
| Lockheed Martin Global, Inc. |
Delaware | |
| Lockheed Martin Integrated Systems, Inc. |
Delaware | |
| Lockheed Martin Integrated Technology, LLC |
Delaware | |
| Lockheed Martin Investments Inc. |
Delaware | |
| Lockheed Martin Logistics Management, Inc. |
Oklahoma | |
| Lockheed Martin Operations Support, Inc. |
Delaware | |
| Lockheed Martin Services, Inc. |
Delaware | |
| Lockheed Martin Space Alliance Company |
Delaware | |
| Lockheed Martin UK Ampthill Limited |
United Kingdom | |
| Lockheed Martin UK Limited |
United Kingdom | |
| Polskie Zaklady Lotnicze Sp. zo.o |
Poland | |
| Sandia Corporation (d/b/a Sandia National Laboratories) |
Delaware | |
| Sikorsky Aircraft Corporation |
Delaware | |
| Sikorsky International Operations, Inc. |
Delaware | |
| Sytex, Inc. |
Pennsylvania | |
| Zeta Associates, Inc. |
Virginia | |
We have additional operating subsidiaries that, if considered in the aggregate as a single subsidiary, do not constitute a significant subsidiary.
All of the above listed subsidiaries have been consolidated in our consolidated financial statements.