Central Iowa Energy, LLC, Earns BQ-9000 Accreditation

Sen. Hillary Clinton joins Renewable Energy Group®, Inc., in announcing national quality assurance honor for Newton, Iowa, biodiesel production facility

(Newton, IA, November 6, 2007) - Today, Renewable Energy Group, Inc. (REG) announced that Central Iowa Energy, LLC, has earned BQ-9000 Accreditation from the National Biodiesel Board and National Biodiesel Accreditation Committee. The announcement happened in conjunction with a visit from Sen. Hillary Clinton, who toured the Newton, Iowa, facility, and shared her thoughts about biodiesel's role in addressing the nation's energy needs.

"BQ-9000 Accredited Producer certification distinguishes Central Iowa Energy (CIE) as one of the most respected biodiesel production facilities in the nation," said Central Iowa Energy General Manager, Derek Winkel. "Customers can be confident in knowing that when they work with CIE, they are working with among the very best in the nation. We were honored to have Sen. Clinton on site, to share in this important recognition."

A member of the REG network, Central Iowa Energy is a state-of-the-art, 30 million gallon per year biodiesel production facility. The production facility, located in Newton, Iowa, utilizes REG's continuous-flow, technology.

BQ-9000 is a voluntary quality assurance program which demonstrates that the quality control processes in place provide confidence that biodiesel produced at the facility will consistently meet the ASTM D6751 specification for biodiesel.

"We are honored to work with CIE, and to celebrate this achievement with their team," shared Nile Ramsbottom, President of Renewable Energy Group, Inc. "Most importantly, we know that BQ-9000 accreditation means consistent, efficient production of large volumes of high quality fuel, to help address the nation's energy demands."

Product from Central Iowa Energy meets or exceeds the ASTM D6751 industry standard for biodiesel. Every lot of biodiesel marketed by REG is accompanied by a Certificate of Analysis outlining biodiesel quality.

Central Iowa Energy is the fourth REG network plant to receive BQ-9000 Accreditation. REG- owned production in Ralston, Iowa -- as well as REG-managed production at SoyMor in Glenville, Minn., and Western Iowa Energy, L.L.C., in Wall Lake Iowa, -- have also received BQ-9000 Accreditation.

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About Renewable Energy Group, Inc.
Renewable Energy Group, Inc. is among the biodiesel industry leaders of biodiesel sales and is a full-service biodiesel company offering plant management, risk management, raw material procurement, plant construction management, biodiesel production and biodiesel sales and marketing services. Renewable Energy Group, Inc. markets SoyPOWER® biodiesel to fuel distributors and to customers in many industries including on-highway fleets, original equipment manufacturers, maritime, military, home heating and agriculture industries.

More Information For more information, please contact Alicia Clancy. Office, (712) 667-3418; Mobile (712) 790-6365; or at alicia.clancy@regfuel.com

To learn more about Renewable Energy Group, Inc., please visit www.regfuel.com

Central Iowa Energy, LLC
3426 East 28th St N
Newton, IA 50208
Phone: 641-791-1010
cie@iowatelecom.net

This communication shall not constitute an offer to sell, or the solicitation of an offer to buy, these securities. This offering is open only to residents of Iowa. An offer is made by the prospectus only, a copy of which may be obtained from Central Iowa Energy, LLC.