Subsidiaries of Orbital ATK, Inc. as of December 31 , 2017 | ||
All subsidiaries listed below are 100% owned except joint ventures. | ||
Subsidiaries | State or Other Jurisdiction of Incorporation or Organization | |
Alliant Techsystems Operations LLC | Delaware | |
Alliant Techsystems Operations Saudi Arabia Ltd. (joint venture) | Saudi Arabia | |
ATK Launch Systems Inc. | Delaware | |
ATK Space Systems Inc. | Delaware | |
COI Ceramics, Inc. (joint venture) | California | |
Orbital ATK Middle East L.L.C. (joint venture) | United Arab Emirates | |
Orbital ATK Pte. Ltd. | Singapore | |
Orbital ATK UK Ltd. | United Kingdom | |
Orbital Sciences Corporation | Delaware | |
Space Logistics LLC | Delaware | |