AEIS Advanced Energy Industries Inc

Advanced Energy Industries, Inc. (Nasdaq:AEIS) will release third quarter 2011 financial results after market on Tuesday, November 1, 2011. Management's quarterly company conference call will be held on Wednesday, November 2, 2011, beginning at 6:30 a.m. Mountain Time / 8:30 a.m. Eastern Time.

To participate in the live conference call, please dial 800-706-7748 approximately five minutes prior to the start of the meeting, and an operator will connect you. International participants can dial 617-614-3473. Participants will need to provide the operator with the conference pass code, 72488976, which has been reserved for this call.

A live and archived webcast of the call will also be available on the company's website at www.advanced-energy.com 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 14 days following the webcast. To access the replay, dial 888-286-8010 or 617-801-6888 and enter pass code 48571613.

About Advanced Energy

Advanced Energy is a global leader in innovative power and control technologies for high-growth, thin-films manufacturing and solar-power generation. Founded in 1981, 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.

CONTACT: Danny Herron
         Advanced Energy Industries, Inc.
         970.407.6570
         danny.herron@aei.com
         
         Annie Leschin/Vanessa Lehr
         Advanced Energy Industries, Inc.
         970.407.6555
         ir@aei.com