Fred E. Pace

Part of Exelon Corp., PACE Engineering, Inc. provides technical services to the energy and communications industries. The company is based in Tulsa, OK. PACE Engineering was acquired by Exelon Infrastructure Services, Inc. on December 11, 2000. The company's services include project feasibility studies, engineering, drafting, project management, surveying, inspection, permitting, mapping, and environmental services. The company was founded by Fred E. Pace.

Williams Partners LP owns, operates and acquires a diversified portfolio of complementary energy assets. It is engaged in the business of gathering, transporting and processing natural gas and fractionating and storing natural gas liquids. The company operates its business through the following segments: Gas Pipeline and Midstream Gas and Liquids. The Gas Pipeline segment includes interstate natural gas pipelines and pipeline joint venture investments. The Midstream Gas and Liquids segment includes natural gas gathering, treating and processing business and is comprised of several wholly owned and partially owned subsidiaries. Williams Partners was founded in February 2005 and is headquartered in Tulsa, OK.

Clear Creek Energy Services LLC provides midstream natural gas gathering, compression and conditioning services. It engages in designing, building, and operating gathering systems, treating facilities, and midstream transportation pipelines. The company was founded in 2005 and is headquartered in Tulsa, OK.

The Pipe Liners Club of Tulsa engages in oil and gas pipeline industry. It provides pipeline engineering and operation practices. The company was founded in 1947 and is headquartered in Tulsa, OK.