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Advanced Energy to Report Fourth Quarter 2010 and Full-Year Financial Results on February 15 before Market Open

FORT COLLINS, Colo., January 31, 2011—Advanced Energy Industries, Inc. (Nasdaq:AEIS) will release fourth quarter and full-year 2010 financial results after market on Monday, February 14, 2011. Management's quarterly company update will be held on February 15, 2011, beginning at 6:30 a.m. Mountain Time / 8:30 a.m. Eastern Time.

To participate in the live conference call, please dial 866-783-2137 approximately five minutes prior to the start of the meeting, and an operator will connect you. International participants can dial 857-350-1596. Participants will need to provide the operator with the conference pass code, 67334137, 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, please visit the Investor Relations section of Advanced Energy's corporate website at ir.advanced-energy.com, and link to the Q4 2010 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 also be available for 14 days following the webcast. To access the replay, dial 888-286-8010 or 617-801-6888 and enter pass code 61436573.

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.