AEIS Advanced Energy Industries Inc

Advanced Energy Industries, Inc. (Nasdaq:AEIS) will release first quarter 2012 financial results after market close on Monday, April 30, 2012. Management's quarterly conference call will be held on Tuesday, May 1, 2012, beginning at 6:30 a.m. Mountain Time / 8:30 a.m. Eastern Time.

To participate in the live conference call, please dial 866-770-7120 approximately five minutes prior to the start of the meeting, and an operator will connect you. International participants can dial 617-213-8065. Participants will need to provide the operator with conference pass code 87964812, 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 live webcast. To access the replay, dial 888-286-8010 or 617-801-6888 and enter pass code 73483609.

About Advanced Energy

Advanced Energy is a global leader in reliable power conversion solutions used in thin-film plasma manufacturing and solar energy 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