Petrora

COUNTIES · GRIMES · OPERATORS

Grimes County Operators

Every operator with a permit on file or a well of record here, ranked by permits issued in the window. Wells are each operator's current inventory in the county from the RRC wellbore file.

1 year3 years10 yearsAll time
#OperatorPermitsAll timeHorizontalWellsFirstLast
1CML Exploration, LLC153135Sep 15, 2026Sep 15, 2026
2Magnolia Oil & Gas Operating LLC—20158——
3TXO Production Corp.—0051——
4Cashco Oil Company—41025——
5Pride Energy Company—22016——
6Wildfire Energy Operating LLC—0016——
7Chesapeake Operating, Inc.—169014——
8Southwest Resources Inc.—0012——
9Sandel Operating Company—0011——
10Paleo Oil Company LLC—509——
11Union Pacific Resources Company—3307——
12Cameron, Paul E., Jr., Inc.—1407——
13Proven Natural Resources LLC—006——
14Enervest Operating, L.L.C.—605——
15Rosewood Resources, Inc.—405——
16Fricke Production Co.—005——
17Trailblazer Energy Resources LLC—005——
18Cashco Energy Corp.—3204——
19Etx Energy, LLC—604——
20Evolution Operating Co., Inc.—404——
21Marino, Charles B.—104——
22Amrwr LLC—004——
23Carr Resources Inc.—004——
24Pardus Oil & Gas Operating LP—004——
25P.o.&g. Operating LLC—004——
26Proline Energy Resources Inc—004——
27High Chapparal Oil Company—2003——
28Marshall Expl. Inc.—1203——
29Santa Rosa Operating, LLC—703——
30Setex Oil and Gas Company—603——
31Finley, A. W.—203——
32Advance Hydrocarbon Corporation—103——
33Iron Ridge Operating LLC—003——
34Italian-American Oil Co. Inc.—003——
35Apache Corporation—1302——
36Crimson Exploration Oper., Inc.—902——
37National Oilwell Varco, L.P.—902——
38Exxon Corp.—602——
39Moran Corporation, The—602——
40Deep Rock Resources, Inc.—502——
41Jamex, Inc.—502——
42Prime Operating Company—502——
43Galloway Energy Co.—202——
44Texaco Inc.—102——
45American Exploration Company—002——
46Buffalo Xxii Operating LLC—002——
47Carlon Oil Company—002——
48Contango Resources Inc.—002——
49Douglas Petroleum Inc.—002——
50Great Western Onshore Inc.—002——
51Guardian Energy Operating Co LLC—002——
52HK Energy Operating LLC—002——
53King Operating Corporation—002——
54McCarthy Glenn H.—002——
55Millican Oil Company—002——
56Moore Prod. Service Inc.—002——
57Reed Exploration LLC—002——
58Sideline Energy Inc.—002——
59Total Minatome Corporation—002——
60Vess Oil Corporation—002——
61Marathon Oil Company—4801——
62Southern Bay Operating, L.L.C.—1801——
63Smith Petroleum Company—1001——
64Murexco Petroleum, Inc.—701——
65Devon Energy Production Co, L.P.—601——
66Akg Operating Company—401——
67Allied Operating Texas, LLC—401——
68Damson Oil Corp.—401——
69Patterson Petroleum LP—401——
70KP Exploration, Inc.—301——
71Rio Bravo Oil Company—301——
72Texaco E & P Inc.—301——
73Anadarko E&P Company LP—201——
74Confed Oil Incorporated—201——
75Kaiser Oil (U S) Ltd.—201——
76Sem Operating Company LLC—201——
77Arledge, Terry—101——
78Convest Energy Corporation—101——
79Dalbosco, Donald C.—101——
80Daniel Oil Co.—101——
81G.T. Operating, Inc.—101——
82Lingen Exploration, Inc.—101——
83Louisiana Land & Expl. Co., The—101——
84Republic Ees, LLC—101——
85Titan Partners, Inc.—101——
86Ultramar Oil and Gas Limited—101——
87Westland Oil Development Corp.—101——
88Advantek Waste Mgmt Services LLC—001——
89Aeon Operating Inc.—001——
90Atlantic Richfield Co.—001——
91Bek-O Resources Inc.—001——
92Browning Landon—001——
93Cashco L.L.C.—001——
94Diversified O&G Prod. Co. Inc.—001——
95Eagle Valley Development LLC—001——
96Forcenergy Onshore Inc.—001——
97Goldmark Energy Corporation—001——
98GRC Exploration Inc.—001——
99Harcor Exploration Inc.—001——
100Hilcorp Energy Company—001——
101Interregional Operating Services—001——
102Jin Petroleum LLC—001——
103Juneau Energy LLC—001——
104Lee C Production Company Inc.—001——
105Leexus Oil LLC—001——
106Patterson Energy Corporation—001——
107Patterson Petroleum LLC—001——
108Petroleum Resource Management Co—001——
109Petroreal Inc.—001——
110Progenies Operating LLC—001——
111Ramtex Energy LLC—001——
112Silver Creek Oil & Gas LLC—001——
113Texas Independent Explor Ltd.—001——
114Virtex Operating Company Inc.—001——
115Warren Production Services—001——
116West Wesley Estate of Deceased—001——
117Zingara Grimes LLC—001——
118Stroud Energy, Ltd.—2600——
119Patterson Petroleum, Inc.—2100——
120Snyder Oil Corporation—1900——
121Lear Petroleum Exploration, Inc.—1400——
122Halcon Operating Co., Inc.—1300——
123New Gulf Resources, LLC—1100——
124Stroud Oil Properties, Inc.—1100——
125Torch Operating Company—1100——
126Energy & Expl. Prtnrs Oper., LP—1000——
127Marlin Energy Resources, LLC—1000——
128Weber Energy Corporation—1000——
129Mego Resources, LLC—900——
130L & B Oil Co. Inc.—700——
131Sonat Exploration Company -Tyler—500——
132Sundown Energy LP—500——
133Texas Independent Explor., Inc.—500——
134Drill Partners Management, LLC—400——
135Finley & McWhorter Oil & Gas Co.—400——
136Nuevo Energy Company—400——
137Southland Royalty Company—400——
138TDC Engineering, Inc.—400——
139Tenneco Oil Co.—400——
140Winn Exploration Co., Inc.—400——
141Abco Energy Corporation—300——
142Atinum Operating, Inc.—300——
143Ballard Exploration Company,inc.—300——
144Conoco Inc.—300——
145Cotton Petroleum Corp.—300——
146EOG Resources, Inc.—300——
147Explorer Pipeline Company—300——
148Indexgeo & Associates, Inc.—300——
149JBW Land & Minerals, Inc.—300——
150Longbird, Inc.—300——
151Marlin Energy Southwest GP, LLC—300——
152Panther Resources Corporation—300——
153Petrocorp Incorporated—300——
154Range Production Company—300——
155Seneca Resources Corp.—300——
156Wainoco Oil & Gas Company—300——
157Westpark Petroleum, Inc.—300——
158Amoco Production Company—200——
159Arco Oil & Gas Co.—200——
160Benchmark Exploration, Inc—200——
161Brazos Valley Operating, LLC—200——
162Bronco Energy—200——
163Cayuga Exploration, Inc.—200——
164Clay Exploration, Inc.—200——
165Gemini Exploration Company—200——
166G P Oil Co., Inc.—200——
167G S I, Inc.—200——
168GWR Operating Co.—200——
169Houston Operating, Inc.—200——
170Jilpetco, Inc.—200——
171LA Salle Energy, Corp.—200——
172Magnetar Operating LLC—200——
173Magnolia Energy Co.—200——
174MCZ, Inc.—200——
175Moon Operating, Inc.—200——
176Oxoco Exploration&production,inc—200——
177Producers Energy Corporation—200——
178SE USA Operating, Inc.—200——
179Strago Petroleum Corporation—200——
180Talon Development Company—200——
181Texcal Energy (GP) LLC—200——
182Tipco—200——
183TXO Production Corp.—200——
184WG Operating, Inc.—200——
185Zaza Energy, LLC—200——
186Alexander Production Company—100——
187Alford Petroleum Corp.—100——
188Alon USA, LP—100——
189BBL Operating Company LLC—100——
190BBX Operating, L.L.C.—100——
191Cal-Tex 84, Inc.—100——
192Chapman Oil—100——
193Citation Oil & Gas Corp.—100——
194Cities Service Oil & Gas Corp.—100——
195Columbia Gas Development Corp.—100——
196Coronado Minerals Company—100——
197Donco, Inc.—100——
198Dstj Corporation—100——
199Edco Energy, Inc.—100——
200Endeavor Energy Resources L.P.—100——
201Flexco Partnership—100——
202Gaither Petroleum Corporation—100——
203Galjour Exploration Company—100——
204General Prod. Corp.—100——
205Glennco Exploration Ltd.—100——
206Heisen, H C—100——
207Hewitt, Robert J.—100——
208J-O'B Operating Company—100——
209Kelpetro, Inc.—100——
210Kemick, Jerome G.—100——
211Koch Pipeline Company, L.P.—100——
212Lear Petroleum Corp.—100——
213Lometa Petroleum Corporation—100——
214McWhorter, W. R. Oil & Gas Co.—100——
215MD America Energy, LLC—100——
216Medallion Oil Co.—100——
217Moncrief, W. A., Jr.—100——
218Morris, W. Dale Inc.—100——
219Moss Petroleum Co.—100——
220North Central Oil Corp.—100——
221Northern Natural Gas Co.—100——
222Outline Oil Corp.—100——
223Pcu, Inc. of Texas—100——
224Petrocorp Incorporated,a Tx.corp—100——
225Price, R. L.—100——
226Republic Energy, Inc.—100——
227Samson Oil & Gas USA, Inc.—100——
228Sheridan Oil Company, LLC—100——
229Sidha Corporation International—100——
230Stanton Mineral Development Inc—100——
231Stringer, C. M.—100——
232Tanos Petroleum, Inc.—100——
233Tecumseh Energy Corp.—100——
234Terra Resources, Inc.—100——
235Tesoro Petroleum Corporation—100——
236Texas Southern Resources, Inc.—100——
237Trio Operating Company, Inc.—100——
238Tri-Union Development Corp.—100——
239United Oil Exploration Co., Inc.—100——
240Ustace Corp.—100——
241West Star Oil Company—100——
242West Texas Chaparral Pipeline—100——
243West, Wesley—100——
244White, Robert K.—100——
245Winchester Energy Company—100——

245 OPERATORS · WINDOW ON THE RRC ISSUE DATE