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Advanced Energy to Report Fourth Quarter 2009 Financial Results on February 16

FORT COLLINS, Colo., February 2, 2010—Advanced Energy Industries, Inc. (Nasdaq: AEIS) will release fourth quarter 2009 and year-end financial results on Tuesday, February 16, 2010. Management's quarterly company update will also be held on February 16, 2010, beginning at 6:30 a.m. Mountain Time/ 8:30 a.m. Eastern Time.

To participate in the live conference call, dial 888-713-4717 approximately five minutes prior to the start of the meeting, and an operator will connect you. International participants should dial 816-650-2836. Participants will need to provide the operator with conference pass code 54700348, which has been reserved for this call.

A live and archived webcast of the call will also be available on the company’s website. To access the webcast, visit the Investor Relations section of Advanced Energy’s corporate website at http://ir.advanced-energy.com, and link to the Q409 Webcast on the Investor Relations Home Page. The archived webcast will be available at the same location approximately two hours following the end of the live event.

A telephone replay will be available for 48 hours following the webcast. To access the replay, dial 800-642-1687 or 706-645-9291 and enter conference pass code 35702731.

About Advanced Energy

Advanced Energy is a global leader in innovative power and control technologies for high-growth, thin-film manufacturing and solar-power generation. Advanced Energy is headquartered in Fort Collins, Colorado, with dedicated support and service locations around the world. For more information, go to www.advanced-energy.com.