List of companies

6,653 companies, A to Z

Company	Lists	Headquarters	Projects	Systems and facilities
HBH Inc.
HC Price Construction	Contractor		1
HDR	Contractor		1
HDR Engineering, Inc.	Contractor, Third-party inspection		2
HFP Acoustical Consultants Inc.	Contractor		1
HG Energy II Appalachia, LLC	Owner/operator	Parkersburg, WV		1
HG Energy, LLC	Owner/operator	Parkersburg, WV	1	1
HG Jenkins Construction Inc	Owner/operator			2
HMH Energy Services	Third-party inspection	Houston, TX
HR Nu Blu Energy, LLC	Owner/operator	Center, TX		1
HWRT Oil Company LLC	Owner/operator			4
Hackberry Carbon Sequestration, LLC	Owner/operator
Halcon Field Services, LLC	Owner/operator	Houston, TX		1
Halcon Operating Co., Inc.	Owner/operator			2
Hall-Houston Expl. Ii, L.p.	Owner/operator			1
Hall-Houston Exploraton Ii, L.p.	Owner/operator	Houston, TX		2
Halliburton Energy Services Inc - Plant II	Owner/operator			1
Hallock Gas Dept, Village Of	Owner/operator	Hallock, MN		1
Hallwood Energy Corporation	Owner/operator
Hamlet Construction
Hampshire Gas Co	Owner/operator	Washington, DC	1	3
Hanging H Companies, LLC	Contractor	Sedro-Woolley, WA	1
Hanley & Bird	Owner/operator
Hanlon Gas Processing, LTD	Owner/operator	Breckenridge, TX		1
Hanna Oil And Gas Company	Owner/operator	Fort Smith, AR		1
Hanson Engineering, L.c.	Owner/operator	Liberal, KS		1
Harbor Fuel Oil Corp	Owner/operator			1
Harbor Pipeline Co	Owner/operator	Houston, TX		1
Harbor and Marine Engineering	Contractor		1
Harborview Terminals Inc	Owner/operator			1
HardRock Infrastructure Services	Contractor		1
Hardee Power Partners LTD	Owner/operator	Bowling Green, FL		1
Hardy Storage	Owner/operator	Houston, TX	2	2
Harrison Gypsum LLC Dba Arcosa Specialty Materials	Owner/operator			1
Harrison Pipeline Company LLC	Owner/operator		2
Harsco Ind Air X Changers	Owner/operator			1
Hartree Channelview LLC	Owner/operator			1
Harvest Alaska LNG LLC	Owner/operator	Anchorage, AK
Harvest Alaska, LLC	Owner/operator	Anchorage, AK	1	2
Harvest Four Corners, LLC	Owner/operator			36
Harvest Midstream Company	Owner/operator	Houston, TX	11	27
Harvest Oil & Gas, LLC	Owner/operator	Covington, LA		1
Harvest Pipeline Company	Owner/operator		8	7
Harvest-Marks Pipeline, LLC	Owner/operator	Metairie, LA		1
Haskell Lemon Group LLC	Owner/operator			4
Haven Steel Products, Inc	Owner/operator	Haven, KS		1
Havre Pipeline Company	Owner/operator	Sioux Falls, SD		1
Hawai`igas	Owner/operator
Hawaii Electric Light	Owner/operator	Hilo, HI		2
Hawaii Gas	Owner/operator	Honolulu, HI

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.