EXHIBIT 21

QUIXOTE CORPORATION AND SUBSIDIARIES
SUBSIDIARIES OF THE COMPANY
as of June 30, 2009

QUIXOTE CORPORATION (PARENT)			Jurisdiction Under Which Organized
Quixote Transportation Safety, Inc.			Delaware
	TranSafe Corporation		Delaware
		Nu-Metrics, Inc.	Pennsylvania
		Highway Information Systems, Inc.	Delaware
	Surface Systems, Inc.		Missouri
		Sensing Systems, Ltd.	United Kingdom
	Quixote Transportation Safety Mexico S. de R.L. de C.V.		Mexico
	Energy Absorption Systems, Inc.		Delaware
		E-Tech Testing Services, Inc.	Delaware
		Energy Absorption Systems (Europe), Inc.	Delaware
		Quixote Asia Pacific, Inc.	Delaware
		Quixote Europe, Inc.	Delaware
		Energy Absorption Systems (AL) LLC	Delaware
	Quixote International Enterprises, LLC.		Delaware
		Quixote (Beijing) Co., Ltd	Peoples Republic of China
		Quixote (Hong Kong) Limited	Hong Kong
Quixote Transportation Technologies, Inc.			Delaware
Quixote Latin America, Inc.			Delaware
Quixote Middle East/Africa, Inc.			Delaware
		Quixote Middle East LLC	UAE

        Quixote Transportation Safety, Inc., Quixote Transportation Technologies, Inc., Quixote Latin America, Inc. and Quixote Middle East/Africa, Inc. are wholly-owned by Quixote Corporation.

        TranSafe Corporation, Surface Systems, Inc., Energy Absorption Systems, Inc., Quixote (Hong Kong) Limited, and Quixote International Enterprises, LLC are wholly-owned by Quixote Transportation Safety, Inc.

        Quixote Transportation Safety Mexico S. de R.L. de C.V. is a wholly-owned subsidiary of Quixote Transportation Safety, Inc. and Quixote Latin America, Inc.

        All subsidiaries listed under TranSafe Corporation, Surface Systems, Inc., Energy Absorption Systems, Inc., Quixote Middle East/Africa, Inc. and Quixote International Enterprises, LLC are wholly-owned by those corporations.