Amtech Systems to Announce Fourth Quarter and Fiscal Year 2021 Financial Results on Wednesday, November 17, 2021

Amtech Systems, Inc. (NASDAQ: ASYS), a manufacturer of capital equipment, including thermal processing and wafer polishing, and related consumables used in fabricating semiconductor devices, such as silicon carbide (SiC) and silicon power devices, analog and discrete devices, electronic assemblies and light-emitting diodes (LEDs), will announce its fourth quarter and fiscal year 2021 financial results for the period ended September 30, 2021 on Wednesday, November 17, 2021 after market close.

The company will host a conference call to discuss these results at 5:00 p.m. ET on Wednesday, November 17, 2021. Chief Executive Officer, Michael Whang, and Chief Financial Officer, Lisa Gibbs, will provide an overview of the results, discuss current business conditions and conduct a question and answer session.

The call will be available, live, to interested parties by dialing 800-367-2403. For international callers, please dial [phone]. The confirmation code is 7034799. A live webcast of the conference call will be available in the investor relations section of the Company's website at: https://www.amtechsystems.com/investors/events.

About Amtech Systems, Inc.

Amtech Systems, Inc. is a leading, global manufacturer of capital equipment, including thermal processing and wafer polishing, and related consumables used in fabricating semiconductor devices, such as silicon carbide (SiC) and silicon power devices, analog and discrete devices, electronic assemblies and light-emitting diodes (LEDs). We sell these products to semiconductor device and module manufacturers worldwide, particularly in Asia, North America and Europe. Our strategic focus is on semiconductor growth opportunities in power electronics, sensors and analog devices leveraging our strength in our core competencies in thermal and substrate processing. We are a market leader in the high-end power chip market (SiC substrates, 300mm horizontal thermal reactor, and electronic assemblies used in power, RF, and other advanced applications), developing and supplying essential equipment and consumables used in the semiconductor industry. Amtech's products are recognized under the leading brand names BTU International, Bruce Technologies™, PR Hoffman™ and Intersurface Dynamics, Inc.

View source version on businesswire.com: https://www.businesswire.com/news/home/20211110005619/en/

Amtech Systems, Inc. Lisa Gibbs Chief Financial Officer 480-360-3756 [e-mail]

Sapphire Investor Relations, LLC Erica Mannion or Michael Funari 617-542-6180 [e-mail]