Porta Signs LOI to Become Licensee of Gevos GIFT Technology in Argentina

ENGLEWOOD, Colo. -- Gevo, Inc. (Nasdaq:GEVO) one of the worlds commercial producer of renewable isobutanol, announced that Porta Hnos S.A. ("Porta") has signed a letter of intent to become the exclusive licensee of GIFTin Argentina to produce renewable isobutanol.

 "Isobutanols versatility and hydrocarbon-like properties make it an ideal renewable fuel and chemical for Argentina and Gevos GIFT technology is the most efficient way to produce it," said Fernando Porta, Vice President of Porta. "Porta is already a leading ethanol producer in Argentina and we would like to expand our footprint to other high-value renewable alcohols such as isobutanol." Porta is a 132 year old family owned company in Argentina that produces liquor, vinegars and has a 120 m /day corn ethanol plant. In addition, Porta has designed and built two 250 m /day ethanol plants for others and they are working on 2 more ethanol plants for 2014. Half of all current ethanol plants in Argentina were designed by Porta, and they have a joint venture with Alpha Laval to provide separation and evaporation expertise.

"Commercial licensing of our GIFT technology in the US and abroad is the next step in Gevos business model and we are very pleased to be working in Argentina with an industry leader like Porta," said Patrick Gruber, Gevos chief executive officer. "Commercial licenses demonstrate the value of Gevos GIFT technology to the market place and enables a low-capital route to building out renewable isobutanol capacity globally."

About Gevo

Gevo is one of the leading renewable chemicals and next-generation biofuels company. Gevos patent-protected, capital-light business model converts existing ethanol plants into bio-refineries to make isobutanol. This versatile chemical can be directly integrated into existing chemical and fuel products to deliver environmental and economic benefits. Gevo has executed initial commercial-scale production runs at its isobutanol facility in Luverne, Minn., constructed in conjunction with ICM, a leading provider of proprietary ethanol process technology, and has a marquee list of partners including The Coca-Cola Company, Sasol Chemical Industries, and LANXESS, Inc., an affiliate of LANXESS Corporation, among others. Gevo is committed to a sustainable bio-based economy that meets societys needs for plentiful food and clean air and water.

About Porta Hnos S.A.

Porta Hnos is one of the leading alcohols companies in Argentina, producing almost 100 million liters annually. Porta Hnos is diversified across 6 independent divisions: Alcohol, Beverages, Distillery, Softeners, Vinegars & Balsamic Vinegars and Porta Engineering. Porta Hnos was founded in Córdoba, Argentina, by Italian immigr