- Alyeska Pipeline Service Company
 - Offers pipeline facts, tidbits, and photo library. - Coastal Interstate Gas
- Offers natural gas production, gathering and processing, transportation and storage.
- Crosstex Energy Services
- Midstream energy services company that develops pipeline, treating, and processing assets.
- Empire State Pipeline
- Interconnects with TransCanada Pipelines Ltd. near Buffalo, NY, and extends to Syracuse, New York.
- Grasslands Pipeline
- Transports natural gas from developing coalbed and conventional natural gas production.
- Mid Continent Market Center
- Transporting, gathering, processing, and storage of natural gas.
- Pipeline Technologies Inc
- Engineering consulting company specialising in natural gas mainline transmission facilities and pipelines.
- TC PipeLines
- Acquires, owns, and actively participates in the management of U.S. based natural gas pipelines and related assets.
- TransCanada
- Transporter and marketer of natural gas in Canada and the United States.
- Transportadora de Gas del Sur S.A. (TGS) (1)
- Wildhorse Industries, Inc.
- Manufactures Par Amine 250, an environmentally friendly chemical that protects natural gas pipelines against biological (MIC) and chemical corrosion.
|
