1 | H & T Brock Oil Company LLC | Comanche, OK 73529-7140 | Oil & Gas Operator | Feb 2024 |
2 | H G & G Inc | Edmond, OK 73034 | Oil & Gas Operator | Jan 2006 |
3 | H2ox Operating LLC | | Oil Operator | Mar 2024 |
4 | Hadco LTD | Ardmore, OK 73401-6929 | Oil & Gas Operator | Mar 2015 |
5 | Hadson Petro USA Inc | | Oil & Gas Operator | Nov 2016 |
6 | Hadson Petroleum Corporation | Oklahoma City, OK 73102 | Oil & Gas Operator | Mar 2015 |
7 | Haines Oil Company | Sulphur, OK 73086 | Oil & Gas Operator | Oct 2009 |
8 | Hall Energy Company LLC | Oklahoma City, OK 73120-5020 | Oil & Gas Operator | Jul 2022 |
9 | Halliburton Oil Producing Co. | Duncan, OK 73534 | Oil & Gas Operator | Apr 2016 |
10 | Ham Oil Company, LLC | | Oil Operator | Sep 2022 |
11 | Hamil Oil & Gas LLC | | Oil & Gas Operator | Feb 2024 |
12 | Hamilton Brothers Oil Co. | Houston, TX 77057 | Oil & Gas Operator | Mar 2015 |
13 | Harding & Shelton Inc | Oklahoma City, OK 73104-2410 | Oil & Gas Operator | Feb 2024 |
14 | Hat-Top Production Co | Velma, OK 73491-0564 | Oil Operator | Apr 2011 |
15 | Hawkins Oil & Gas Inc | Tulsa, OK 74103 | Oil & Gas Operator | Dec 2016 |
16 | Hays Production LLC | Velma, OK 73491-0051 | Oil & Gas Operator | Mar 2024 |
17 | Hazelwood Prod & Exp Co LLC | Oklahoma City, OK 73116-9037 | Oil & Gas Operator | Dec 2023 |
18 | Hazlewood Oil & Gas Co Inc | Oklahoma City, OK 73139-9353 | Oil & Gas Operator | Apr 2022 |
19 | Heartlands Development Co Inc | Bristow, OK 74010-3826 | Oil & Gas Operator | May 2017 |
20 | Helmerich & Payne, Inc. | Tulsa, OK 74114 | Oil & Gas Operator | Feb 2024 |
21 | Henderson Fred J | Okmulgee, OK 74447-9204 | Oil & Gas Operator | Mar 2024 |
22 | Henry Petroleum Inc | Oklahoma City, OK 73162-1757 | Oil & Gas Operator | Sep 2019 |
23 | Henry Petroleum Of Oklahoma LP | Midland, TX 79703-5000 | Oil & Gas Operator | Feb 2017 |
24 | Hep Oil Company LTD | Gainesville, TX 76240 | Oil & Gas Operator | Mar 2012 |
25 | Hep Oil GP, LLC | Gainesville, TX 76241 | Oil & Gas Operator | Mar 2015 |
26 | Hess Corporation | Houston, TX 77010 | Oil & Gas Operator | Aug 2017 |
27 | High Sierra Crude Oil& Marketing LLC | Ardmore, OK 73401 | Oil Operator | Nov 2013 |
28 | Highland Energy Co | Dallas, TX 75201 | Oil & Gas Operator | Jun 1994 |
29 | HMD Oil Co Inc | | Oil & Gas Operator | Feb 2024 |
30 | Hoard John L Family Trust | Ardmore, OK 73402-1706 | Oil & Gas Operator | Jun 2022 |
31 | Hodgden Operating Co., Inc. | Enid, OK 73702 | Oil & Gas Operator | Mar 2024 |
32 | Hogback Exploration Inc | Fort Smith, AR 72916 | Oil & Gas Operator | Mar 2024 |
33 | Holden Energy Corporation | Ardmore, OK 73401 | Oil & Gas Operator | Mar 2015 |
34 | Holt Andrew L "Mickey" | Pawhuska, OK 74056 | Oil & Gas Operator | Aug 2008 |
35 | Hondo Oil & Gas Company | Roswell, NM 88202 | Oil & Gas Operator | Aug 2006 |
36 | Hooks Dwain | Tatums, OK 73487-0072 | Oil & Gas Operator | Dec 2023 |
37 | Howard & Taylor | Wynnewood, OK 73098-9234 | Oil & Gas Operator | Mar 2024 |
38 | Hub-Hill Inc | San Antonio, TX 78230 | Oil Operator | Nov 1998 |
39 | Huber J M Corp | Edison, NJ 08837 | Oil & Gas Operator | May 2024 |
40 | Hugoton Energy Corporation | Oklahoma City, OK 73113 | Oil & Gas Operator | Dec 2019 |
41 | Hull Oil Co. | Wichita Falls, TX 76308 | Oil & Gas Operator | Sep 2021 |
42 | Hulsey Larry O & Co | Graham, TX 76046 | Oil & Gas Operator | Jun 2012 |
43 | Hunt Chris Water Hauling Contractor Inc | Keyes, OK 73947-0004 | Oil Operator | Jun 2008 |
44 | Hunt Engineering Inc | Norman, OK 73069-4093 | Oil & Gas Operator | Feb 2019 |
45 | Huntington Energy LLC | Oklahoma City, OK 73116 | Oil & Gas Operator | May 2024 |
46 | Hunton Oil & Gas Corporation | Oklahoma City, OK 73154-0191 | Oil & Gas Operator | May 2019 |
47 | Hy-Carb Energy Inc | | Oil & Gas Operator | Feb 2009 |
48 | Hyperion Energy LP | Dallas, TX 75206 | Oil & Gas Operator | May 2014 |