ESCO Technologies Inc. Affiliates

ESCO is a worldwide manufacturer of highly engineered products operation in three
business segments:

ESCO Technologies, Inc.
Kate Lowrey Director
Investor Relations ESCO Technologies, Inc.
9900A Clayton Road
St. Louis, MO 63124
Email Here
Voice: 314-213-7227
Fax: 314-213-7250

Filtration Solutions

	Crissair, Inc. 38905 10th St. East Palmdale, CA 93550 661-273-5411 - 661-273-1280 Fax http://www.crissair.com/

	PTI Technologies Inc. 501 Del Norte Blvd Oxnard, CA USA 805-604-3700 Aerospace, Fluid Power, and Industrial Processing Email Here

	VACCO Industries Inc. 10350 Vacco Street South El Monte, CA USA Customized Precision Etched Component Manufacturing, Space Products, and Fluid Control for Marine Vessels Email Here

	TekPackaging LLC A Division of ESCO Technologies 11320 East Main Street PO Box 68 Huntley, Illinois 60142 800-874-7113 Email Here

RF Shielding and Test Solutions

ETS-Lindgren
Worldwide
ETS-Lindgren provides our customers solutions with the ability to detect, measure, shield and control this energy.
Email Here

Utility Solutions

	ACLARA 945 Hornet Drive Hazelwood, MO 63042 USA 314.895.6400 voice 314.895.6543 fax 800.297.2728 toll-free Email Here

	ACLARA Software 16 Laurel Avenue Wellesley, MA 02481 Phone: (781) 694-3300 Fax: (781) 694-3200 Email Here

	Doble Engineering Company 85 Walnut Street Watertown, MA 02472 USA Phone: +1-617-926-4900 Fax: +1-617-926-0528 Email Here