Exhibit 21.1

Aerojet Rocketdyne Holdings, Inc.

100% Owned Subsidiaries*

Name of Entity		State of Incorporation
Aerojet Rocketdyne, Inc.		Ohio
	Aerojet International, Inc.	California
	Aerojet Ordnance Tennessee, Inc.	Tennessee
	Aerojet Rocketdyne Coleman Aerospace, Inc.	Delaware
	Aerojet Rocketdyne of DE, Inc.	Delaware
	Arde, Inc.	New Jersey
	Arde-Barinco, Inc.	New Jersey
	BPOU LLC*	Delaware
	Chemical Construction Corporation	Delaware
	Cordova Chemical Company	California
	Cordova Chemical Company of Michigan	Michigan
	Easton Development Company, LLC (5% owned by Aerojet Rocketdyne, Inc.)	California
	European Space Propulsion Limited	United Kingdom
	GT & MC, Inc.	Delaware
	TKD, Inc.	California
Easton Development Company, LLC (95% owned by Aerojet Rocketdyne Holdings, Inc.)		California
Novadyne Energy Systems LLC		Delaware
	Energetic Energy Technologies Limited	Hong Kong, China
	Energetic Energy (Beijing) Teechnology Co,. Ltd	Beijing, China
GDX Automotive SAS		France
GDX LLC		Delaware
RKO General, Inc.		Delaware

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* All subsidiaries are 100% owned by the Company except for BPOU LLC. Aerojet Rocketdyne, Inc owns 68% of BPOU LLC.