KiOR to Announce Fourth Quarter and Year End 2012 Financial Results on March 18, 2013

KiOR to Announce Fourth Quarter and Year End 2012 Financial Results on March
18, 2013

PASADENA, Texas, Feb. 25, 2013 (GLOBE NEWSWIRE) -- KiOR, Inc. (Nasdaq:KiOR)
announced today its fourth quarter and year end 2012 earnings conference call
is scheduled for Monday, March 18, 2013 at 10:00 a.m. Eastern Time (09:00 a.m.
Central Time). The earnings release will be issued before the NASDAQ Stock
Exchange opens that morning. 

Participants may join the conference call by dialing (877) 468-8808 (for U.S.
and Canada) or(832) 412-2302 (International). The conference access code is
10328600 for all participants. To listen via live webcast, please visit the
investors section of the Company's website:
http://investor.kior.com/events.cfm.

An audio replay of the conference call will be available approximately two
hours after the conclusion of the call. The audio replay will remain available
for seven days until Monday, March 25, 2013 at 11:59 p.m. Eastern Time (10:59
p.m. Central Time) and can be accessed by dialing (855) 859-2056 (for U.S. and
Canada) or (404) 537-3406 (International). The conference call replay access
code is 10328600 for all participants. The replay will also be available in
the investors section of the Company's website approximately two hours after
the conclusion of the call and remain available for approximately 90 calendar
days.

About KiOR

KiOR, a global leader in cellulosic gasoline and diesel transportation fuels,
has developed a unique proprietary technology platform to convert abundant and
sustainable non-food biomass into fuels for use in vehicles on the road today.
KiOR's cellulosic fuels, which may be transported using existing distribution
networks, help ease dependence on foreign oil, reduce lifecycle greenhouse gas
emissions and create high-quality jobs and economic benefit across rural
communities.

KiOR's shares are traded on NASDAQ under the symbol "KiOR." For more
information, please visit www.KiOR.com.

The KiOR logo is available at
http://www.globenewswire.com/newsroom/prs/?pkgid=13767

CONTACT: For Investors:
         Max Kricorian, Director of Finance
         281-694-8811
         Investor.relations@kior.com
        
         For Media:
         Kate Perez, Director of Corporate Communications
         & Public Relations
         281-694-8831
         Media@kior.com

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