Greatbatch, Inc. To Host Fourth Quarter 2011 Earnings Conference Call On February 23, 2012

Greatbatch, Inc. (NYSE: GB) announced today that it will host a conference call on Thursday, February 23, 2012 at 4:30 p.m. E. T. to discuss its financial results for the fourth quarter and full-year ended December 30, 2011.

The earnings conference call can be accessed from the Greatbatch Web site at www.greatbatch.com. A press release detailing the financial results will be issued after the market closes on February 23, 2012.

About Greatbatch, Inc.

Greatbatch, Inc. (NYSE: GB) provides top-quality technologies to industries that depend on reliable, long-lasting performance through its brands Greatbatch Medical, Electrochem and QiG Group. Greatbatch Medical develops and manufactures critical medical device technologies for the cardiac, neurology, vascular and orthopaedic markets. Electrochem designs and manufactures battery and wireless sensing technologies for high-end niche applications in the energy, military, portable medical, and other markets. The QiG Group empowers the design and development of new medical devices for our core markets. Additional information about the Company is available at www.greatbatch.com.

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