For more information, contact:

Tom Liguori Advanced Energy Industries, Inc. 970.407.6570 Tom.liguori@aei.com

Annie Leschin Advanced Energy Industries, Inc. 970.407.6555 ir@aei.com

FORT COLLINS, Colo., Sept.11, 2017—Advanced Energy Industries, Inc. (Nasdaq:AEIS), a global leader in precision power conversion, announced today that Tom Liguori, EVP and CFO will be presenting at the Dougherty & Company Institutional Investor Conference on Tuesday, September 19, 2017 at the Millennium Hotel in Minneapolis, MN.

An audio webcast of the presentation will be made available on the company’s website www.advancedenergy.com shortly after the presentation.

About Advanced Energy

Advanced Energy (NASDAQ:AEIS) is a global leader in innovative power and control technologies for high-growth, precision power solutions for thin films processes and industrial applications. 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.

Advanced Energy and the Advanced Energy logo are trademarks of Advanced Energy Industries, Inc. or one of its Affiliates in the United States and elsewhere.