Amyris Secures Additional Financing and Announces Start of Biofene(R) Production at Its Paraiso Facility in Brazil

27 December 2012 – Amyris, Inc. (Nasdaq:AMRS), a leading renewable chemicals and fuels company, today announced it has completed a $42.25 million private placement of its common stock. In addition, Amyris announced its purpose-built industrial fermentation facility in Brazil has successfully begun production of Biofene, Amyris’s brand of renewable farnesene.

“We are encouraged by the continued, strong commitment from our major investors, particularly as we start up our new industrial fermentation facility for the production of our renewable hydrocarbons in Brazil,” said John Melo, Amyris President & CEO.

“Our own farnesene plant at Paraiso has been successfully commissioned, with initial farnesene production underway. We anticipate sales from this facility during the first quarter of 2013,” Melo concluded.

The Company sold 14,177,849 shares of common stock in a private placement to existing Amyris investors. The transaction included $37.25 million in cash proceeds and the conversion by Total Gas & Power USA, SAS of $5 million from an outstanding senior unsecured convertible promissory note. Additional details will be provided in the Company’s upcoming SEC filings.

About Amyris, Inc.

Amyris is an integrated renewable products company focused on providing sustainable alternatives to a broad range of petroleum-sourced products. Amyris uses its industrial synthetic biology platform to convert plant sugars into a variety of hydrocarbon molecules—flexible building blocks that can be used in a wide range of products. Amyris’s initial portfolio of commercial products is based on Biofene®, Amyris’s brand of renewable farnesene, a long-chain hydrocarbon. Amyris is commercializing these products both as No Compromise® renewable ingredients in cosmetics, flavors and fragrances, polymers, lubricants and consumer products, and also as No Compromise renewable diesel and jet fuel. Amyris Brasil Ltda., a subsidiary of Amyris, oversees the establishment and expansion of Amyris’s production in Brazil. More information about Amyris is available at www.amyris.com.

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