Investor Relations

Amtech Systems, Inc.
Lisa D. Gibbs
Chief Financial Officer
T: 480-360-3756
irelations@amtechsystems.com

Sapphire Investor Relations, LLC
Erica Mannion and Mike Funari
T: 617-542-6180
irelations@amtechsystems.com

Transfer Agent

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