List of companies

6,653 companies, A to Z

Company	Lists	Headquarters	Projects	Systems and facilities
Hfotco LLC	Owner/operator	Houston, TX		7
Hgi Corporation	Owner/operator
Hibbard Energy, LP	Owner/operator			2
Hibernia Resources Iv, LLC	Owner/operator			6
Hickory Creek Gas Gathering LP	Owner/operator
Hickory Hill LLC	Owner/operator
High Island Gas, LLC	Owner/operator	Houston, TX		12
High Island Offshore Systems LLC	Owner/operator
High Point Gas Gathering, LLC	Owner/operator	Houston, TX		1
High Point Gas Transmission, LLC	Owner/operator	Houston, TX	8	1
High River Res Operating, LLC	Owner/operator			6
High River Resources Operating LLC	Owner/operator	Dallas, TX		6
High Road Midstream, LLC	Owner/operator	Canonsburg, PA		1
High Roller Sand Operating, LLC	Owner/operator	Lufkin, TX		1
High Sierra Transportation LLC	Owner/operator	Denver, CO		1
Highlander Oil & Gas Assets LLC	Owner/operator		1
Highlands Pipeline Company, L.c.	Owner/operator	Houston, TX		2
Highmark Energy Operating LLC	Owner/operator	Dallas, TX		2
Highmount E&p	Owner/operator
Highmount Midwest Energy LLC	Owner/operator
Highpoint Gulfstream LLC	Owner/operator			2
Hiland Crude, LLC	Owner/operator	Houston, TX	8	1
Hiland Partners	Owner/operator			3
Hiland Partners Holdings LLC	Owner/operator	Houston, TX		5
Hiland Sanderson System LLC	Owner/operator	Houston, TX		2
Hilcorp Alaska, LLC	Owner/operator	Anchorage, AK		6
Hilcorp Energy Company	Owner/operator	Houston, TX	31	278
Hilcorp Energy Development LP	Owner/operator			2
Hilcorp Freestone Gas Services	Owner/operator			141
Hilcorp Gas Services, LLC	Owner/operator			5
Hilcorp North Slope, LLC	Owner/operator	Anchorage, AK		9
Hilcorp Pipeline Company	Owner/operator		1
Hilcorp San Juan, LLC.	Owner/operator			1
Hildale, City Of	Owner/operator
Hill-Lake Gas Storage LP	Owner/operator	Tulsa, OK		7
Hillcrest Beverly Oil Corp	Owner/operator
Hilltop Resort Gs, LLC	Owner/operator	Greenwood Village, CO		2
Hocking Gas Co. LLC	Owner/operator	Logan, OH		1
Hogan & Hartson LLP	Owner/operator
Hogansville Gas System, City Of	Owner/operator	Hogansville, Troup, GA		1
Holcim (us) Inc.	Owner/operator
Holland Engineering	Contractor		3
Holland Terminal Inc	Owner/operator			1
Holland, City Of - Board Of Public Works	Owner/operator	Holland, MI		1
Hollico, Inc.	Contractor
Hollimon Oil Corporation	Owner/operator	San Antonio, KY		1
Holloman Corporation	Contractor	Houston, TX	4
Holloman Operating Corporation	Owner/operator
Holly Energy Partners - Operating, L.p.	Owner/operator	Dallas, TX		6
Holly Energy Partners Oper LP	Owner/operator			7

Companies come from public sources: PHMSA and state filings, FERC dockets, the PLCA member list and the API 5L license list. See also pipeline systems, facilities and projects.