Felix Pardo

Lone Star Industries, Inc. provides cement and ready-mixed concrete. Its products are used in residential and corporate constructions. The company is headquartered in Stamford, CT.

Western Prospector Group Ltd. engages in acquisition, exploration and development of mineral properties. The firm also engages in production of uranium and concentrates in the project located in eastern Mongolia, for the production of uranium. The company was founded on April 3, 1998 and is headquartered in Vancouver, Canada.

ISG Technology, Inc. provides information technology and telecommunications services. It offers services and sells imaging software to film companies who provide total picture archiving and communications system, hospital information systems, radiology information systems and teleradiology solutions. The firm's services include network design, hardware and software procurement, web development and hosting and training. The company was founded by John Gunn in 1982 and is headquartered in Wichita, KS.

Synthes, Inc. engages in the development, production, and marketing of instruments, implants, as well as biomaterials for surgical fixation, correction, and regeneration of the human skeleton and its soft tissues. The company was founded in 1999 and is headquartered in Solothurn, Switzerland.

Dynegy, Inc. is a holding company, engages in the production and sale of electric energy, capacity, and ancillary services. It operates through the following segments: PJM, NY/NE, ERCOT, MISO, and CAISO. The PJM segment comprises of power generation facilities located in Ohio, Pennsylvania, Illinois, Virginia, West Virginia, and New Jersey. It offers wholesale electricity and provides transmission planning. The NY/NE segment consists of power generation facilities located in Massachusetts, Connecticut, Maine, and New York. It dispatches power plants to meet system energy and reliability needs and settles physical power deliveries. The ERCOT segment serves the state of Texas over a high-voltage transmission system. The MISO segment includes three power generation facilities in Illinois. The CAISO segment contains two power generation facilities located in California. The company was founded in 1984 and is headquartered in Houston, TX.

Part of Buzzi SpA, Dyckerhoff, Inc. is an American company.