Mitchell Derenzo of American River Bankshares to Speak at Financial Services Conference

SACRAMENTO, CA--(Marketwire - August 13, 2009) - Mitchell Derenzo, Executive Vice President
and CFO of American River Bankshares (NASDAQ: AMRB), is scheduled to speak
at the Howe Barnes Hoefer & Arnett 14th Annual Community Bank Conference in
Chicago, Illinois on Tuesday, August 18th at 1:40 p.m. Central Time (11:40
a.m. Pacific Time).

Presentations will be webcast live at http://www.howebarnes.com and will be
available for 7 business days following the presentation.

About American River Bankshares

American River Bankshares (NASDAQ: AMRB) is the parent company of American
River Bank ("ARB"), a community business bank serving the Greater
Sacramento Area in California that operates a family of financial services
providers, including North Coast Bank [a division of "ARB"] in Sonoma
County and Bank of Amador [a division of "ARB"] in Amador County. For more
information, please call (916) 851-0123 or visit www.amrb.com;
www.americanriverbank.com; www.northcoastbank.com; www.bankofamador.com.

Forward-Looking Statement

Certain statements contained herein are forward-looking statements within
the meaning of Section 27A of the Securities Act of 1933 and Section 21E of
the Securities Exchange Act of 1934 and subject to the safe harbor
provisions of the Private Securities Litigation Reform Act of 1995, that
involve risks and uncertainties. Actual results may differ materially from
the results in these forward-looking statements. Factors that might cause
such a difference include, among other matters, changes in interest rates,
economic conditions, governmental regulation and legislation, credit
quality, and competition affecting the Company's businesses generally; the
risk of natural disasters and future catastrophic events including
terrorist related incidents; and other factors discussed in the Company's
Annual Report on Form 10-K for the year ended December 31, 2008, and in
subsequent reports filed on Form 10-Q and Form 8-K. The Company does not
undertake any obligation to publicly update or revise any of these
forward-looking statements, whether to reflect new information, future
events or otherwise, except as required by law.