Response Genetics, Inc.

1640 Marengo St.
Los Angeles, CA 90033

Phone: (323) 224-3900
Fax: (323) 224-3096

Investor Relations

Peter Rahmer
The Trout Group LLC
470 Columbus Avenue, Suite 210
San Francisco, CA 94133

Phone: (415) 392-3385
Fax: (415) 392-3365

Public Relations

Barry Sudbeck
Fleishman-Hillard
555 Market St #2000
San Francisco, CA 94105-5820

Phone: (415) 318-4261
Fax: (415) 318-4010