U.S. Ethanol Market Remains Unconcentrated

"The market for fuel ethanol in the United States is unconcentrated, with 156 firms nationwide either producing ethanol or likely to begin producing ethanol in the next 12 to 18 months, according to the Federal Trade Commission’s 2013 Report on the State of U.S. Ethanol Production. The lack of market concentration in this industry has been the case each year since the FTC began issuing reports in 2005..."
Ethanol industry