Below is a list of the top US Defense Companies. List is based on revenue. 

1. Lockheed Martin
2. Boeing
3. Northrop Grumman
4. Raytheon
5. General Dynamics
6. United Technologies
7. L3 Harris Technologies
8. Huntington Ingalls Industries
9. Leidos
10. Booz Allen Hamilton

Lockheed Martin did Over $50 Billion in revenue. Boeing did over 23 Billion in Revenue.



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