Empresa Duke Energy Corporation Bulgaria S.E.

Duke Energy Progress LLC engages in the generation, transmission, distribution and sale of electricity. It supplies electric services to residential, commercial and industrial customers. The company was founded in 1908 and is headquartered in Raleigh, NC.

East Blackland Solar Project 1 LLC engages in the development of a solar photovoltaic facility that uses solar power for electricity. The company is headquartered in Walnut Creek, CA.

Duke Energy Commercial Enterprises, Inc. provides energy distribution and project development services. The company was established in 1992 and is headquartered in Plainfield, IN.

Part of Duke Energy Corp., RE Inverness Holdings LLC is an investment holding company. The company is based in Charlotte, NC.

Part of Duke Energy Corp., North Allegheny Wind LLC provides electricity producing services. The company is based in Philadelphia, PA.

Part of Duke Energy Corp., Duke Energy Business Services LLC is a company based in Cincinnati, OH.

Catamount Energy Corp. engages in the development, ownership, and operation of wind energy projects in the United States and the United Kingdom. The company is headquartered in Charlotte, NC.

Duke Energy International LLC generated electric energy. The company is headquartered in Charlottem, NC.

Duke Energy Indiana LLC engages in generating, transmitting and distributing electricity. The company supplies electric service to the residential, commercial and industrial customers. Duke Energy Indiana was founded on September 6, 1941 and is headquartered in Plainfield, IN.

Duke Energy Florida LLC engages in the generation, transmission, distribution, and sale of electricity in portions. It supplies electric service to residential, commercial, and industrial customers. The company was founded on July 18, 1899 and is headquartered in St. Petersburg, FL.

Duke Energy Kentucky, Inc. is a combination electric and natural gas public utility company, which provides generation, transmission, distribution and sale of electricity, as well as the transportation and sale of natural gas. The company was founded on February 28, 2006 and is headquartered in Erlanger, KY.

Duke Energy Ohio, Inc. engages in the transmission and distribution of electricity in portions of Ohio and Kentucky, in the generation and sale of electricity in portions of Kentucky, and the transportation and sale of natural gas in portions of Ohio and Kentucky. The firm also conducts competitive auctions for retail electricity supply in Ohio whereby recovery of the energy price is from retail customers. It operates through two segments: Electric Utilities and Infrastructure, and Gas Utilities and Infrastructure. The Electric Utilities and Infrastructure segment transmits and distributes electricity in portions of Ohio and generates, distributes and sells electricity in portions of Northern Kentucky. The Gas Utilities and Infrastructure segment transports and sells natural gas in portions of Ohio and Northern Kentucky. The company was founded on May 3, 2005 and is headquartered in Cincinnati, OH.

Duke Energy Carolinas LLC engages in the generation, transmission, distribution, and sale of electricity. It supplies electric services to residential, commercial, and industrial customers. The company was founded on November 27, 1963, and is headquartered in Charlotte, NC.

Part of Duke Energy Corp., Los Vientos Windpower IB LLC engages in electric power and gas distribution operations, and other energy services. The company is based in Charlotte, NC.

Rosamond Solar Portfolio LLC provides investment services. The company is headquartered in Charlotte, SC.

Duke Energy Renewable Services LLC provides operations and maintenance services for wind energy facilities. Its services include commissioning, scheduled and unscheduled maintenance, inspections and asset management. The company was founded in 2005 and is headquartered in Canby, MN.

Emerald State Solar LLC generates solar electric power. The company is headquartered in Charlotte, NC.

Part of Duke Energy Corp., CinCap V LLC is an American company that provides electric and other related services. The company is located in the US.

Part of Duke Energy Corp., Los Vientos Windpower IA LLC engages in electric power and gas distribution operations, and other energy services. The company is based in Charlotte, NC.

Part of Duke Energy Corp., Duke Energy Shoreham LLC is an American company that generates wind and solar power. The company is located in the US.