William S. Garner

Founded in 1989, Petrie Parkman & Co., Inc. is an investment bank headquartered in Denver, Colorado with additional offices in Houston and London. The offer investment banking services, equity research, sales and trading and underwriting in the capital markets area. Their research analysts focus on the energy sector. Their research coverage extends from small oil companies to large integrated major oils, pipeline, midstream and downstream companies. Petrie Parkman is a member of the NASD and the SIPC. They are a subsidiary of Merrill Lynch & Co., Inc. (NYSE: MER).

The Group's principal activity is to operate through Duke Energy Midstream Services Canada Corporation. The Group processes natural gas and natural gas liquids in western Canada on a fee-for service basis. Assets of the Group include nine natural gas processing plants and more than 1,400 kilometers of gathering pipelines located throughout natural gas prone areas in the western extent of the Western Canadian Sedimentary Basin.

Spectra Energy LLC provides natural gas and related energy trading and marketing services. It offers Midstream gathers compresses, treats, processes, transports, stores, and sells natural gas. The company was founded on July 28 2006 and is headquartered in Houston, TX.

Spectra Energy Capital LLC supplies natural gas. It provides transportation and storage of natural gas for customers in various regions of the Eastern and Southeastern United States. The company also offers field services. Spectra Energy Capital was founded in1985 and is headquartered in Houston, TX.

Spectra Energy Partners LP engages in the transmission, storage, and gathering of natural gas. It also transports and stores crude oil through the interstate pipeline systems. The company was founded on March 19, 2007 and is headquartered in Houston, TX.

Part of Enbridge, Inc., Spectra Energy Partners GP LLC is a private company that owns and operates pipelines for natural gas transportation and storage. The company is based in Houston, TX.

Duke Energy Gas Transmission Corp.(DEGT) distributes natural gas through pipelines. The company operates pipeline connecting North America's major natural gas supply areas to markets in Canada and the eastern US. It provides natural gas distribution services to residential, commercial and industrial customers through its Union Gas subsidiary. DEGT provides storage through its Texas Eastern Transmission and East Tennessee Natural Gas subsidiaries. The company was founded in 1947 and is headquartered in Houston, TX