Williams Controls, Inc. : Certification in India

Williams Controls, Inc.

Corporate Controller

PORTLAND, OR….June 26, 2012….Williams Controls, Inc. (the "Company") (NYSE Amex: WMCO) today announced that Williams Controls India Private Limited ("WCIPL") has received certification to the ISO/TS 16949:2009 Quality Management System. In September
2011, WCIPL was certified to the ISO 14001:2004 Environmental Management System. Located in Pune, India, WCIPL was inaugurated in January 2011 and currently supplies electronic throttle controls to leading Indian truck manufacturers.
"These certifications underscore our commitment to the highest quality operating standards in support of our customers in the Indian market," stated Patrick W. Cavanagh, Williams Controls' President and Chief Executive Officer.
The Williams Controls manufacturing facilities in Portland, Oregon, USA and Suzhou, China also maintain certification to ISO/TS 16949 and ISO 14001.

Williams Controls is a leading global designer and manufacturer of Electronic Throttle Control Systems ("ETCs") for the heavy truck, bus and off-road markets. Williams Controls is headquartered in Portland, Oregon and employs more than 300 people worldwide at locations in North America, Europe, and Asia. For more information, visit Williams Controls' website at www.wmco.com. Information posted on our website is not incorporated into, and does not constitute a part of, this release.

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