Oil & Gas Companies in Louisiana

Company NameCompany LocationCompany TypeMost Recent Production
1O'Boyle Energy CorporationOil OperatorFeb 1991
2O'Brien Energy CompanyShreveport, LA 71136Oil & Gas OperatorSep 2019
3O'Brien Operating CompanyOil & Gas OperatorDec 2004
4O'Malley Production Co. Inc.Oil & Gas OperatorMar 1988
5O'Meara LLCOil & Gas OperatorOct 2022
6O'Meara, Inc.Oil & Gas OperatorDec 2006
7O'Sullivan & Scully, Inc.Oil & Gas OperatorOct 1994
8O'Sullivan Oil & Gas Co., Inc.Houston, TX 77002Oil & Gas OperatorOct 2000
9O. B. And Keith WhatleyOil OperatorJul 1993
10O. B. BeckOil OperatorFeb 1991
11O. B. MobleyOil & Gas OperatorJul 1989
12O. B. Mobley, Et AlOil OperatorJul 1989
13O. B. WhatleyOil OperatorJul 1993
14O. D. MaybrierOil OperatorDec 2011
15O. F. H., Inc.Oil OperatorMay 1990
16O. G., Inc.Oil & Gas OperatorNov 1992
17O. O. CummingsGas OperatorJan 1999
18O.B. Whatley Oil Company, Inc.Oil OperatorFeb 2013
19O.B., Keith & Owen B. WhatleyOil OperatorJul 1989
20O.G.P. Operating, Inc.Dallas, TX 75231Oil & Gas OperatorNov 2024
21O.I.L. Energy, Inc.Oil & Gas OperatorDec 1984
22Oak Energy, LLCHouston, TX 77027Oil & Gas OperatorNov 2024
23Oak Valley Operating, LLCThe Woodlands, TX 77380Oil & Gas OperatorJun 2015
24Oakfield Energy LLCOil OperatorJun 2019
25Oakland CorporationOil & Gas OperatorDec 1981
26Oakley Oil & Gas, L.L.C.Oil & Gas OperatorMar 2012
27Oasis Production Co., Inc.Oil & Gas OperatorJun 1988
28Occ Operating Co.Oil & Gas OperatorApr 2019
29Occidental Energy Company, Inc.Houston, TX 77282Oil & Gas OperatorJul 2021
30Ocean Energy IncHouston, TX 77002Oil & Gas OperatorAug 2003
31Octagon Resources CorporationOil OperatorMar 2005
32Ody Oil Corp.Oil & Gas OperatorOct 1994
33Odyssey Operating CompanyOil & Gas OperatorSep 2020
34Offshore Oil & Gas IncHouston, TX 77063Oil & Gas OperatorSep 1994
35Offshore Shelf LLCOil & Gas OperatorDec 2007
36Oil & Gas Development CompanyOil & Gas OperatorMay 1991
37Oil & Gas Producers, Inc.Topeka, KS 66604Oil OperatorJun 2004
38Oil & Gas Property MGMT., Inc.Dallas, TX 75201Oil & Gas OperatorJul 1996
39Oil And Gas Futures, Inc.Oil & Gas OperatorMay 1977
40Oil Country Management, Inc.Oil & Gas OperatorJan 2005
41Oil Lift, IncorporatedMetairie, LA 70002Oil & Gas OperatorApr 2020
42Oil Palace, Inc.Oil OperatorJun 2016
43Oil Patch Operators, LLCOil & Gas OperatorJul 2005
44Oil Recovery, Inc.Oil OperatorSep 1992
45Oil Reserves Corp Of AmericaOil & Gas OperatorMay 2002
46Oil Well Buyers Corp.Houston, TX 77056Oil & Gas OperatorJun 2024
47Oil,Gas & Other Minerals, Inc.Oil & Gas OperatorMar 1996
48Oilwell Acquisition Co.Oil & Gas OperatorJun 1999
49Ok Oil Company, Inc.Bivins, TX 75555Oil & Gas OperatorFeb 2013
50Ok-La-Tex Production, Inc.Oil & Gas OperatorJan 1982
51Okie Crude CompanyTulsa, OK 74103Oil & Gas OperatorSep 2024
52Okie Operating Company, LTD.Tulsa, OK 74103Oil & Gas OperatorNov 2024
53Okkatahula, Inc.Oil OperatorNov 1978
54Oldfield Operating CorporationOil OperatorDec 2013
55Oleum IncorporatedOil & Gas OperatorMar 1996
56Oleum Operating Company, L.C.Longview, TX 75606Oil & Gas OperatorDec 2021
57Oleum Operating La LLCOil & Gas OperatorNov 2022
58Oliditt CorporationGas OperatorMar 2022
59Oliditt Production Inc.Gas OperatorSep 1998
60Olipdp II, LLCLafayette, LA 70503Oil & Gas OperatorNov 2024
61Olympic Natural Gas CompanyOil & Gas OperatorOct 1990
62Olympic Oil & Gas Co., Inc.Oil OperatorApr 1991
63Olympic Petroleum CompanyTulsa, OK 74114Oil & Gas OperatorJun 1998
64Olympic Production CompanyOil & Gas OperatorJul 1994
65Omeara Bros.Oil & Gas OperatorOct 1982
66Omega Energy Corp.Graham, TX 76450Oil & Gas OperatorNov 2024
67Omega Energy IncorporatedOil & Gas OperatorMay 1998
68Omni Operating CompanyOsage, WY 82723Oil & Gas OperatorSep 2001
69Onshore Exp Cor-La Nat Res IncOil & Gas OperatorOct 1978
70Onshore Pipeline Const Co IncOil & Gas OperatorAug 1998
71Onyx Energy CorporationOklahoma City, OK 73157Oil & Gas OperatorMay 1994
72Onyx Energy Dev Of Texas Inc.Oil OperatorDec 1996
73Onyx Energy Of Texas Inc.Oil OperatorDec 1996
74Onyxx Energy LLCOil & Gas OperatorMar 2017
75Opal Oil Inc.Oil OperatorSep 2021
76Opmi Operating CompanyHouston, TX 77057Oil & Gas OperatorJun 2008
77Ops Group LimitedHouston, TX 77060Oil & Gas OperatorJun 2014
78Optimistic Oil Co.Oil & Gas OperatorDec 1991
79Ora Oil CompanyOil & Gas OperatorMay 2017
80Oracle Oil, LLCOil & Gas OperatorJul 2013
81Orb Exploration, L.L.C.Oil & Gas OperatorJun 2017
82Orion Oil & Gas, LLCHouston, TX 77042Oil & Gas OperatorOct 2007
83Orleans Exploration Co., Inc.Oil & Gas OperatorAug 1990
84Orx Resources, Inc.Oil & Gas OperatorDec 2009
85Orx Resources, L.L.C.Houston, TX 77067Oil & Gas OperatorNov 2024
86Oryx Energy CompanyDallas, TX 75221Oil & Gas OperatorMay 2002
87Osr Oil & Gas CorpMidland, TX 79710Oil & Gas OperatorJun 2024
88Osyka Permian, LLCHouston, TX 77079Oil & Gas OperatorNov 2024
89Otis C. Coles, Jr.Oil & Gas OperatorJan 1998
90Ouida Oil Co.Oil & Gas OperatorApr 1999
91Output Acquisition Corp.Oil & Gas OperatorJul 2010
92Owen Production CoOil OperatorMay 2001
93Owl Creek Production Co., Inc.Houston, TX 77027Oil & Gas OperatorApr 2006
94Oxford Exploration CompanyDenver, CO 80237Oil & Gas OperatorAug 1995
95Oxtex IncOil & Gas OperatorOct 1989
96Oxy Petroleum IncOil & Gas OperatorJan 1986
97Oxy USA IncHouston, TX 77046Oil & Gas OperatorNov 2024
98Ozark Production Company, Inc.Oil & Gas OperatorJul 2024

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