CONTACT US

CORPORATE ADDRESS

O2Micro International
The Grand Pavilion
West Bay Road, George Town
PO Box 32331
Grand Cayman KY1-1209
Cayman Islands
Phone: (345) 945-1110
Fax: (345) 945-1113

U.S. OFFICE ADDRESS

O2Micro, Inc.
3118 Patrick Henry Drive
Santa Clara, CA 95054
Phone: (408) 987-5920
Fax: (408) 987-5929

PRIMARY IR CONTACT

Daniel Meyberg
Corporate Communications
Phone: (408) 987-5920
E-mail: ir@o2micro.com

INDEPENDENT ACCOUNTANTS

Deloitte & Touche
12th Floor, Hung Tai Financial Plaza
156 Min Sheng East Road, Sec. 3
Taipei, Taiwan, ROC
Tel: 886-2-2545-9988
Fax: 886-2-2545-9966

CORPORATE COUNSEL

Maples and Calder
P.O. Box 309, Ugland House
South Church Street
George Town, Grand Cayman
Cayman Islands KY1-1104

Morrison & Foerster LLP
Palo Alto Office
755 Page Mill Road
Palo Alto, CA 94304 USA

SHARE REGISTRAR

Maples Fund Services (Cayman) Limited
P.O. Box 1093
Boundary Hall, Cricket Square
Grand Cayman
Cayman Islands KY1-1102