Christopher Helms

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

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

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.

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.

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.

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.

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

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

Coskata, Inc. engages in gas fermentation. The company was founded in July 2006 and is headquartered in Warrenville, IL.

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.

Dominion Energy Questar Corp. engages in the manufacturing and trade of natural gas. Its activities include gas development and production; interstate gas transportation and storage; and retail distribution of gas. The company was founded in 1922 and is headquartered in Salt Lake City, UT.

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

Questar Gas Co. engages in the provision of retail natural gas-distribution services. The firm offers home services, business services, and builder services. The company was founded in 1929 and is headquartered in Salt Lake City, UT.

MountainWest Pipeline LLC engages in the provision of natural gas transportation and underground storage services. It operates interstate natural gas pipelines and storage facilities. The firm provides transmission services, midstream services, and energy services. The company was founded in 1975 and is headquartered in Salt Lake City, UT.

TRC Cos., Inc. engages in the provision of technology-enabled solutions to the power, oil and gas, environmental, and infrastructure markets. It offers planning, engineering, operations support, and consulting services. The company was founded in 1961 and is headquartered in Windsor, CT.