Acciona Energy North America Corporation, Chicago, Ill.; Cobra Industrial Services, Inc., Houston, Texas; Dominion Energy, Inc., Richmond, Va.; Duke Energy, Charlotte, N.C.; EDF Renewable Energy, San Diego, Calif.; Emerald Infrastructure, San Antonio, Texas; Enel Green Power North America, Andover, Mass.; Everpower Wind Holdings, Inc., Pittsburgh, Pa.; First Wind, Boston, Mass.; Iberdrola Renewables, LLC, Portland, Ore.; LTC Federal, LLC, Detroit, Mich.; NorthlandPower, Inc., Toronto, Canada; Siemens Government Technologies, Inc., Arlington, Va.; Stronghold Engineering, Inc., Riverside, Calif.; Turn Key Power Consortium, LLC, Orlando, Fla.; VERT Investment Group, Houston, Texas; and West Texas Power Company, San Antonio, Texas, were awarded potential multiple-vendor, indefinite-delivery/indefinite-quantity, firm-fixed-price, non-option, non-multi-year contracts with a cumulative maximum value of $7,000,000,000. The government is awarding these contracts for use in competing and awarding Power Purchase Agreement task orders. These PPA orders will provide for the purchase of energy from renewable and alternative energy production facilities that are designed, financed, constructed, operated and maintained by private sector entities on private land or on installations under jurisdiction of the Department of Defense. These contracts are for the use of wind technology. All awarded technologies will share a total estimated value of $7,000,000,000. Performance location and funding will be determined with each order. This contract was a competitive acquisition via the web with 45 bids received. U.S. Army Corps of Engineers–Engineer Support Center, Huntsville, Ala., is the contracting activity.