| | | | | | | | |
| Name of Subsidiary | | Place of Formation |
| Astrolink International, LLC | | Delaware |
| Helicopter Support, Inc. | | Connecticut |
| Lockheed Martin Australia Pty Limited | | Australia |
| Lockheed Martin Canada, Inc. | | Canada |
| Lockheed Martin Global, Inc. | | Delaware |
| Lockheed Martin Investments, Inc. | | Delaware |
| Lockheed Martin Overseas, LLC | | Delaware |
| Lockheed Martin UK Ampthill Limited | | United Kingdom |
| Lockheed Martin UK Limited | | United Kingdom |
| Polskie Zaklady Lotnicze Sp. Zo.o | | Poland |
| Sikorsky Aircraft Corporation | | Delaware |
| Sikorsky International Operations, Inc. | | Delaware |
| Vibrant Star Insurance LLC | | District of Columbia |
| Zeta Associates, Inc. | | Virginia |