Christopher Helms

NiSource Energy Partners LP owns and operates natural gas transportation pipelines and related assets. The company's primary asset is its Columbia Gulf pipeline system, which comprises 3400 miles of pipeline in Louisiana, Tennessee, Mississippi and Kentucky. NiSource Energy Partners derives the majority of its revenue through firm contracts, with customers paying capacity reservation fees and incremental usage fees based on the volume of gas transported. The company also derives a portion of its revenue from interruptible contracts, in which customers pay for utilization of the pipeline but are not guaranteed capacity availability. NiSource Energy Partners LP was formed by NiSource, Inc. in 2006. NiSource, Inc. owns the company's general partner and provides management services to the company. NiSource Energy Partners is headquartered in Merrillville, IN.

CMS Gas Transmission Co. owns, develops and manages domestic and international natural gas facilities. The company also operates gas compressor stations and gas storage fields. CMS Gas Transmission has its pipeline in South America Argentina, Brazil and Chile. The company was founded in 1988 and is headquartered in Dearborn, MI.

Part of Black Hills Corp., Millennium Pipeline Co. LP transports crude oil. The company is based in Austin, TX.

Part of Energy Transfer LP, Lake Charles LNG Co. LLC is a company that provides oil and gas pipeline distribution services. The company is based in Houston, TX. Lake Charles LNG Co. was acquired by Energy Transfer LP from ETP Legacy LP.

Centennial Pipeline LLC operates a petroleum pipeline. The company is headquartered in Dallas, TX.

Columbia Gulf Transmission operates pipelines that delivers natural gas to customers in Louisiana, Mississippi, Kentucky and Tennessee. It also provides electric power services for power generation plants. The company was founded in 1954 and is headquartered in Houston, TX.

Columbia Gas Transmission Corp. operates natural gas pipeline network serving hundreds of communities. It also owns and operates underground natural gas storage systems. The company is headquartered in Charleston, VA.

The Florida Bar operates as professional organization of lawyers. The company is headquartered in Tallahassee, FL.

State Bar of Texas provides legal educational programming services. The private company is based in Austin, TX.

Interstate Natural Gas Association of America operates as a not-for-profit organization. It specializes in the natural gas pipeline industry. The firm regulates the safety, environment, construction, economics, security, and operations of the industry. The company is headquartered in Washington, DC.

Part of UNITIL Corp., Granite State Gas Transmission, Inc. provides gas transmission services. The company is based in Fairfax, VA.

Central Kentucky Transmission Co. provides natural gas and petroleum services. The company is headquartered in Houston, TX.

Part of Energy Transfer LP, CMS Panhandle Cos. is a company that provides oil and gas pipeline distribution services. The company is based in Houston, TX. CMS Panhandle Cos. was acquired by Southern Union Co. from CMS Energy Corp. on June 11, 2003 for $633.20 million.

Part of Energy Transfer LP, Trunkline Gas Co. LLC is a company that engages in the transmission of natural gas. The company is based in Premont, TX.

US Shale Energy Advisors LLC provides business consulting services. The private company is based in Houston, TX. The company was founded by Christopher A. Helms.

MPLX GP LLC owns, operates, develops and acquires pipelines for petroleum and energy industries. The company is headquartered in Findlay, OH.