Oil & Gas Companies in Texas

Company NameCompany LocationCompany TypeMost Recent Production
1O & G Energy, Inc.Abilene, TX 79608Oil & Gas OperatorOct 1996
2O & O Operators, LLC.Fate, TX 75132Oil & Gas OperatorDec 2024
3O Hill Enterprises, Inc.La Grange, TX 78945Oil & Gas OperatorJan 2014
4O S & S Oil CompanyElectra, TX 76360Oil & Gas OperatorJan 2018
5O&G Investments Inc.Runge, TX 78151Oil & Gas OperatorFeb 2003
6O'Bar Operating Co., Inc.Longview, TX 75604Oil & Gas OperatorDec 2024
7O'Benco, Inc.Shreveport, LA 71136Oil & Gas OperatorDec 2024
8O'Blue Corp.Kerrville, TX 78028Oil & Gas OperatorMar 1998
9O'Brien Energy CompanyShreveport, LA 71136Oil & Gas OperatorSep 2019
10O'Brien Energy Resources CorpPortsmouth, NH 03801Oil & Gas OperatorDec 2024
11O'Brien Resources LLCShreveport, LA 71136Oil OperatorNov 2017
12O'Brien, George H. Jr.Midland, TX 79701Oil & Gas OperatorJun 1994
13O'Connor & Hewitt, LTD.Victoria, TX 77901Oil & Gas OperatorJun 1998
14O'Connor Energy Management, LLCVictoria, TX 77902Oil OperatorDec 2024
15O'Dell, MitchellCross Plains, TX 76443Oil & Gas OperatorDec 2024
16O'Donohoe, JackWichita Falls, TX 76301Oil & Gas OperatorMay 2002
17O'Leary'S Oil & Gas Inc.Arcadia, FL 34266Oil & Gas OperatorMay 2008
18O'Neal Cattle Co.Pampa, TX 79066Gas OperatorDec 2024
19O'Neal Oil & Gas CoFort Worth, TX 76107-1479Oil & Gas OperatorSep 2024
20O'Neal Oil CompanyNocona, TX 76255Oil & Gas OperatorDec 2024
21O'Neal Operating CompanyWichita Falls, TX 76307Oil & Gas OperatorDec 1999
22O'Neal, LindellNocona, TX 76255Oil & Gas OperatorAug 2024
23O'Neil, PatWichita Falls, TX 76308Oil & Gas OperatorNov 2005
24O'Neill Properties, LTD.Midland, TX 79702Oil & Gas OperatorDec 2024
25O'Ryan Oil And GasOdessa, TX 79768Oil & Gas OperatorDec 2024
26O'Sand Production, Inc.Tomball, TX 77377Oil & Gas OperatorAug 2003
27O'Sullivan Oil & Gas Co., Inc.Houston, TX 77002Oil & Gas OperatorOct 2000
28O'Tool Oil & Gas, LLCDallas, TX 75219Oil & Gas OperatorDec 2024
29O. H. B. Inc.San Angelo, TX 76902Oil & Gas OperatorSep 2019
30O. H. M. OperatingPampa, TX 79065Oil & Gas OperatorDec 2024
31O.G.O. RefiningLuling, TX 78648Oil & Gas OperatorJun 2013
32O.G.P. Operating, Inc.Dallas, TX 75231Oil & Gas OperatorDec 2024
33O.T. OilKilgore, TX 75663Oil OperatorDec 2024
34Oahe Oil CompanyTexline, TX 79087Oil & Gas OperatorMay 2004
35Oak Energy, LLCHouston, TX 77027Oil & Gas OperatorDec 2024
36Oak Hills Drilling & Oper., LLCHoldenville, OK 74848Oil & Gas OperatorMay 2013
37Oak Prairie Operations, LLCThe Woodlands, TX 77381Oil & Gas OperatorDec 2024
38Oak Resources IncTulsa, OK 74153Oil & Gas OperatorAug 2013
39Oak Valley Operating, LLCThe Woodlands, TX 77380Oil & Gas OperatorJun 2015
40Oakland Petroleum Oper Co., Inc.Kilgore, TX 75663Oil & Gas OperatorDec 2024
41Oakmont Oil And GasGraham, TX 76450Oil OperatorDec 2024
42Oakridge Energy, Inc.Wichita Falls, TX 76302Oil & Gas OperatorDec 2024
43Oakridge Oil And Gas, LPJacksboro, TX 76458Oil & Gas OperatorDec 2024
44Oaktree Oil CompanyAlbany, TX 76430Oil & Gas OperatorDec 2024
45Oasis Operating, Inc.Lubbock, TX 79404Oil & Gas OperatorNov 2020
46Oasis Petroleum Permian LLCHouston, TX 77002Oil & Gas OperatorDec 2024
47Oates, John Co., Inc.Stinnett, TX 79083Oil & Gas OperatorDec 2024
48Obax Oil And Gas LLCSaint Louis, MO 63131Oil OperatorDec 2024
49Oblaen Resources LLCWallis, TX 77485Oil & Gas OperatorDec 2024
50Occidental Energy Company, Inc.Houston, TX 77282Oil & Gas OperatorJul 2021
51Occidental Energy Marketing, Inc.Houston, TX 77227Gas OperatorSep 2015
52Occidental Permian LTD.Houston, TX 77046Oil & Gas OperatorDec 2024
53Occidental W TX Overthrust, Inc.Houston, TX 77210Oil & Gas OperatorDec 2021
54Ocean Energy IncHouston, TX 77002Oil & Gas OperatorAug 2003
55Octane Energy Operating, LLCMidland, TX 79701Oil & Gas OperatorDec 2024
56Odegard Energy, Inc.Houston, TX 77024Oil & Gas OperatorJul 2020
57Oden, Robin H., Inc.Midland, TX 79702Oil & Gas OperatorApr 1994
58Odessa Exploration, Inc.Midland, TX 79702Oil & Gas OperatorDec 2024
59Odessa Oil Investment Co., Inc.Odessa, TX 79762Oil & Gas OperatorNov 2016
60Odom, R. H.Snyder, TX 79550Oil & Gas OperatorJun 1996
61Odum Oil & Gas Co.Harper, TX 78631Oil & Gas OperatorDec 2024
62Odyssey Petroleum CompanyHouston, TX 77010Oil & Gas OperatorApr 1995
63Oexco, Inc.Tulsa, OK 74136Oil & Gas OperatorMar 2015
64Offset Oil & GasBig Spring, TX 79720Oil & Gas OperatorAug 2003
65Offshore Group, Inc. TheHouston, TX 77024Oil & Gas OperatorDec 2024
66Offshore Oil & Gas IncHouston, TX 77063Oil & Gas OperatorSep 1994
67Oft Inc.Houston, TX 77079Oil & Gas OperatorDec 2024
68Og Co., Inc.Houston, TX 77057Oil & Gas OperatorDec 2024
69Oga Operating L.L.C.Midland, TX 79702Oil & Gas OperatorJan 2000
70Ogden Resources CorporationBryan, TX 77802Oil & Gas OperatorDec 2024
71Ogden Resources, LTD.Bryan, TX 77802Oil & Gas OperatorFeb 2009
72Ogog Operating, LLCDallas, TX 75367Oil & Gas OperatorDec 2024
73Ogs Operating Company, Inc.Midland, TX 79701Oil & Gas OperatorSep 2008
74Ogx Operating, LLCMidland, TX 79702Oil & Gas OperatorDec 2024
75Ogx Resources LLCMidland, TX 79702Oil & Gas OperatorOct 2011
76Ohlhausen Oil CompanyAbilene, TX 79608Oil & Gas OperatorDec 2024
77Oil & Gas Acquisition Group, IncAustin, TX 78716Oil & Gas OperatorMay 2003
78Oil & Gas OperationsMidland, TX 79706Oil & Gas OperatorDec 2024
79Oil & Gas PropertiesMidland, TX 79704Oil & Gas OperatorDec 2024
80Oil & Gas Property MGMT., Inc.Dallas, TX 75201Oil & Gas OperatorJul 1996
81Oil Coast Corp.S Houston, TX 77587Oil & Gas OperatorDec 2024
82Oil Lease Operating Co.Coldspring, TX 77331Oil & Gas OperatorAug 2003
83Oil Management CorporationDallas, TX 75206Oil & Gas OperatorApr 2022
84Oil Patch Operators Co., L.L.C.Kilgore, TX 75663Oil & Gas OperatorDec 2024
85Oil Producers, Inc. Of KansasWichita, KS 67206Oil & Gas OperatorDec 2024
86Oil Projects, LLCHouston, TX 77027Oil & Gas OperatorDec 2024
87Oil Rock Energy Inc. / O.R.E.Dallas, TX 75208Oil & Gas OperatorDec 2024
88Oil Rock Resources, LLCWeatherford, TX 76088Oil & Gas OperatorJan 2024
89Oil Well Buyers Corp.Houston, TX 77056Oil & Gas OperatorJun 2024
90Oil, Gas, Etc. LLCKaty, TX 77449Oil & Gas OperatorDec 2024
91Oil-X Corp., TheFT Stockton, TX 79735Oil & Gas OperatorDec 2024
92Oilex Int'L Investments, Inc.Luling, TX 78648Oil & Gas OperatorDec 2024
93Oilfield Management, Inc. (A)Midland, TX 79702Oil & Gas OperatorDec 2024
94Oilrox Resources LLCSan Antonio, TX 78258Oil & Gas OperatorAug 2023
95Oilton Resources, Inc.Laredo, TX 78041Oil & Gas OperatorDec 2024
96Oilwell Operators, Inc.Pampa, TX 79066Oil & Gas OperatorDec 2024
97Oily Dog Operators Texas, LLCAustin, TX 78746Oil OperatorDec 2024
98Ojai Oil CompanyCamarillo, CA 93012Oil & Gas OperatorSep 2024
99Ojb, Inc.Buda, TX 78610Oil & Gas OperatorMar 2013
100Ojt, LLCRichmond, TX 77469Oil OperatorDec 2024

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