ATP OIL & GAS CORP - FORM 10-Q - EX-21.1 - SUBSIDIARIES OF ATP - May 10, 2011

Attached files

file	filename
10-Q - FORM 10-Q - ATP OIL & GAS CORP	d10q.htm
EX-32.2 - SECTION 906 CFO CERTIFICATION - ATP OIL & GAS CORP	dex322.htm
EX-31.2 - SECTION 302 CFO CERTIFICATION - ATP OIL & GAS CORP	dex312.htm
EX-32.1 - SECTION 906 CEO CERTIFICATION - ATP OIL & GAS CORP	dex321.htm
EX-31.1 - SECTION 302 CEO CERTIFICATION - ATP OIL & GAS CORP	dex311.htm

Exhibit 21.1

ATP Oil & Gas Corporation and Subsidiaries

Subsidiaries


Name		Ownership
ATP Oil & Gas Corporation			Parent
ATP Energy, Inc.			100	%
ATP Oil & Gas (UK) Limited			100	%
ATP Oil & Gas (Netherlands) B.V.			100	%
ATP Holdco, LLC			100	%
ATP IP-GP, LLC			100	%
ATP IP-LP, LLC			100	%
ATP Infrastructure Partners, L.P.			51	%
ATP Titan Holdco LLC			100	%
ATP Titan LLC			100	%
ATP East Mediterranean B.V.			100	%
ATP East Mediterranean Number 1 B.V.			100	%