What is Amtech Systems, Inc.'s stock symbol?

Our stock is traded on the NASDAQ Global Select Market under the symbol ASYS.

When was Amtech Systems, Inc. incorporated?

We were incorporated in Arizona in October 1981, under the name Quartz Engineering & Materials, Inc. We changed to our present name in 1987.

When did Amtech Systems, Inc. become a public company?

1983

Where is Amtech Systems, Inc. located?

131 South Clark Drive
Tempe, AZ 85288

When is Amtech Systems, Inc.'s fiscal year end?

September 30th

Who is Amtech Systems, Inc.'s transfer agent?

Computershare Investor Services
P.O. Box 505005
Louisville, KY 40233
T: 800-962-4284
www.computershare.com/investor

Who is Amtech Systems, Inc.'s independent auditor?

Grant Thornton LLP
2555 East Camelback Road
Suite 500
Phoenix, AZ 85016
T: 602-474-3400

Who is Amtech Systems, Inc.'s outside legal counsel?

DLA Piper LLP (US)
2525 East Camelback Road
Suite 1000
Phoenix, AZ 85016
T: 480-606-5100