EXHIBIT 21.1

SUBSIDIARY CORPORATIONS OF CUBIC CORPORATION

PLACE OF INCORPORATION AND PERCENTAGE OWNED

	Place of	Percentage
Subsidiary	Incorporation	Owned
ABRAXAS CORPORATION
Herndon, Virginia	Virginia	100	%
ABRAXAS DAUNTLESS, INC.
Herndon, Virginia	Virginia	100	%
*(100% owned subsidiary of Abraxas Corporation)
ADVANCED COMBAT TRAINING SYSTEMS, LIMITED
Tel Aviv, Israel	Israel	100	%
*(100% owned subsidiary of Cubic Defense Applications, Inc.)
CTS — NORDIC AKTIEBOLAG
Malmo, Sweden	Sweden	100	%
*(100% owned subsidiary of Cubic Transportation Systems Limited)
CUBIC TRANSPORTATION SYSTEMS NORDIC AS
Bergen, Norway	Norway	100	%
*(100% owned subsidiary of Cubic Transportation Systems Limited)
CUBIC APPLICATIONS ADVANCED SERVICES, INC.
San Diego, California	California	100	%
CUBIC APPLICATIONS, INC.
Lacey, Washington	California	100	%
CUBIC COMMUNICATIONS, INC.
San Diego, California	California	100	%
CUBIC CYBER SOLUTIONS, INC.
Vienna, Virginia	Delaware	100	%
CUBIC DEFENSE APPLICATIONS, INC.
San Diego, California	California	100	%
CUBIC DEFENCE AUSTRALIA PTY LIMITED
New South Wales, Australia	Australia	100	%
CUBIC DEFENCE NEW ZEALAND
Auckland, New Zealand	New Zealand	100	%*
*(100% owned subsidiary of Cubic Holdings Ltd.)
CUBIC DEFENCE SYSTEMS LIMITED
London, United Kingdom	United Kingdom	100	%
*(100% owned subsidiary of Cubic (UK) Limited)

SUBSIDIARY CORPORATIONS OF CUBIC CORPORATION—continued
	Place of	Percentage
Subsidiary	Incorporation	Owned
CUBIC DE MEXICO
Tijuana, Mexico	Mexico	100	%
CUBIC FIELD SERVICES CANADA LIMITED
Alberta, Canada	Canada	100	%
*(100% owned subsidiary of Cubic Worldwide Technical Services, Inc.)
CUBIC FOREIGN SALES, INC.	St. Thomas
San Diego, California	U.S. Virgin Islands	100	%
CUBIC GLOBAL TRACKING SOLUTIONS, INC.
Vienna, Virginia	Delaware	100	%
CUBIC GLOBAL TRACKING SOLUTIONS, INC. INTERNATIONAL
Yerevan, Republic of Armenia	Republic of Armenia	100	%
*(100% owned subsidiary of Cubic Global Tracking Solutions, Inc.)
CUBIC HOLDINGS LTD.
Aukland, New Zealand	New Zealand	100	%
CUBIC LAND, INC.
San Diego, California	California	100	%
CUBIC SECURITY SYSTEMS, INC.
San Diego, California	California	100	%
CUBIC SIMULATION SYSTEMS, INC.
Orlando, Florida	Delaware	100	%
CUBIC TRANSPORTATION SYSTEMS (AUSTRALIA) PTY LIMITED
New South Wales, Australia	Australia	100	%*
* (50% owned subsidiary of Cubic Corporation and 50% owned subsidiary of Cubic Transportation Systems, Inc.)
CUBIC TRANSPORTATION SYSTEMS CANADA, LTD.
Vancouver, B.C.	Canada	100	%
*(100% owned subsidiary of Cubic Transportations Systems, Inc.
CUBIC TRANSPORTATION SYSTEMS CHICAGO, INC.
San Diego, California	Illinois	100	%
CUBIC TRANSPORTATION SYSTEMS (DEUTSCHLAND) GmbH
Frankfurt, Germany	Germany	100	%
*(100% owned subsidiary of Cubic (UK) Limited)
CUBIC TRANSPORTATION SYSTEMS, INC.
San Diego, California	California	100	%
CUBIC TRANSPORTATION SYSTEMS (INDIA) PVT LIMITED
Hyderabad, India	India	100	%

SUBSIDIARY CORPORATIONS OF CUBIC CORPORATION—continued
	Place of	Percentage
Subsidiary	Incorporation	Owned
CUBIC TRANSPORTATION SYSTEMS LIMITED
London, England	England	100	%*
*(100% owned subsidiary of Cubic (U.K.) Limited)
CUBIC TRANSPORTATION SYSTEMS SINGAPORE PTE. LTD.
Singapore	Singapore	100	%
CUBIC (U.K.) LIMITED
London, England	England	100	%
CUBIC WORLDWIDE TECHNICAL SERVICES, INC.
San Diego, California	Delaware	100	%
EACCESS LLC
San Diego, California	Delaware	100	%
K2 SECURITY, INC.
Vienna, Virginia	Virginia	100	%
*(100% owned subsidiary of Safe Harbor Holdings, Inc.)
OMEGA TRAINING GROUP, INC.
Columbus, Georgia	Georgia	100	%
SAFE HARBOR HOLDINGS, INC.
Vienna, Virginia	Virginia	100	%
*(100% owned subsidiary of Cubic Cyber Solutions, Inc.)
SAFE HARBOR SYSTEMS, LLC
Vienna, Virginia	Virginia	100	%
*(100% owned subsidiary of Safe Harbor Holdings, Inc.)
SCANPOINT ApS
Helsinger, Denmark	Denmark	100	%
*(100% owned subsidiary of Cubic Defence New Zealand Limited)
TRANSACTION SYSTEMS LIMITED
London, England	England	50	%*
*(50% owned subsidiary of Cubic (U.K.) Limited)
XD SOLUTIONS, LLC
Vienna, Virginia	Virginia	100	%
*(100% owned subsidiary of Safe Harbor Holdings, Inc.)
XIO STRATEGIES, INC.
Vienna, Virginia	Virginia	100	%