Amtech to Present at the 2007 C.E. Unterberg, Towbin Emerging Growth Investor Conference

Amtech Systems, Inc. (NASDAQ:ASYS), a global supplier of production and automation systems and related supplies for the manufacture of semiconductors, solar cells and wafers, today announced that J. S. Whang, President and CEO, and Bradley C. Anderson, CFO, will present at the C.E. Unterberg, Towbin Emerging Growth Opportunities Conference in New York City on Wednesday, July 11th at 2:00 p.m. Eastern Time. The conference is being held at the Mandarin Oriental Hotel, New York. Amtech will offer a live audio web cast of its presentation as well as an archived replay, which may be accessed in the investor relations section of Amtech’s website at www.amtechsystems.com or via the following link: http://www.wsw.com/webcast/ceut6/asys. An archive of the presentation slides will also be made available on the Company’s website one day following the presentation date and will be accessible for one week. Conference Details: C.E. Unterberg, Towbin 3rd Annual Emerging Growth Opportunities Conference July 10 – 12, 2007 Mandarin Oriental Hotel, New York City More information can be found at: www.unterberg.com About Amtech Systems, Inc. Amtech Systems, Inc. manufactures capital equipment, including silicon wafer handling automation, thermal semiconductor processing equipment and related consumables used in fabricating semiconductor devices and solar cells. Semiconductors, or semiconductor chips, are fabricated on silicon wafer substrates, sliced from ingots, and are part of the circuitry, or electronic components, of many products including computers, telecommunications devices, automotive products, consumer goods, and industrial automation and control systems. The Company’s semiconductor handling, thermal processing and consumable products currently address the polishing of newly sliced silicon wafers and reclaimed test wafers and the oxidation and deposition steps used in the fabrication of semiconductors, MEMS and solar cells.