COUNTIES · KENT · OPERATORS

Kent 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 year 3 years 10 years All time

#	Operator	Permits	All time	Horizontal	Wells	First	Last
1	Mobil Producing TX. & N.M. Inc.	309	309	4	1	Aug 21, 1980	Apr 7, 2004
2	OXY USA WTP LP	147	147	2	518	Nov 28, 2001	Jun 3, 2026
3	Sharp Image Energy, Inc.	108	108	2	61	Oct 1, 1993	Feb 16, 2021
4	Brooks, E. B., Jr.	95	95	0	4	Jul 23, 1979	Feb 26, 1985
5	Sojourner Drilling Corporation	71	71	0	53	Mar 26, 1984	Oct 19, 2026
6	Occidental Permian Ltd.	68	68	0	156	Oct 31, 2000	May 5, 2021
7	Cholla Petroleum, Inc.	45	45	0	7	Oct 8, 1991	Aug 23, 2018
8	Lobo Oil Corporation	38	38	0	5	Jun 24, 1977	Jun 24, 1985
9	Cox, John L.	36	36	0	1	Jul 20, 1978	Jan 26, 1995
10	L.C.S. Production Company	33	33	0	20	Jul 16, 2007	Mar 13, 2012
11	Halliburton Operating Company	32	32	1	17	May 5, 2005	Jul 20, 2012
12	Convest Energy Corporation	32	32	0	1	May 15, 1978	Oct 24, 1985
13	TXO Production Corp.	27	27	0	5	Mar 16, 1982	Dec 23, 1985
14	Maralo, Inc.	25	25	0	9	Nov 18, 1981	Jul 14, 1992
15	Amoco Production Co.-Levelland	24	24	0	0	Apr 19, 1982	Feb 8, 1988
16	Alpine Petroleum	23	23	0	0	Mar 28, 1988	Nov 5, 2014
17	Gunn Oil Company	20	20	0	8	Mar 18, 1994	Apr 26, 2007
18	West Texas Oil and Gas Oper.,inc	20	20	1	4	Apr 30, 1984	Nov 23, 2021
19	Elam, Jack G.	19	19	0	8	May 22, 1979	Dec 5, 1983
20	Sun Expl. & Prod. Co.-Abilene	15	15	0	10	Mar 3, 1982	Nov 12, 1986
21	Durham, Inc.	15	15	0	3	Nov 28, 1978	Mar 11, 1983
22	Gaea Services, Inc.	15	15	0	1	Feb 8, 2001	Mar 20, 2009
23	Young, Marshall R., Oil Company	14	14	0	5	Jun 12, 1978	May 17, 1990
24	Marathon Oil Company	14	14	1	1	May 23, 1979	Feb 2, 1995
25	Knox Industries, Inc.	13	13	0	15	Oct 2, 1979	May 23, 2005
26	Terra Resources, Inc.	13	13	0	1	Jan 21, 1985	Dec 15, 1986
27	West Texas Oil and Gas Corp.	12	12	0	2	Sep 11, 1980	May 24, 1984
28	Spalding Energy, Inc.	11	11	0	6	Mar 20, 1991	Jul 8, 1992
29	Par Producing Company	11	11	0	0	May 5, 1980	Apr 27, 1982
30	Johnson Royalties, Inc.	9	9	0	0	Nov 30, 1995	Jul 30, 1998
31	Patton Exploration, Inc.	9	9	0	0	May 14, 2001	Oct 22, 2014
32	Bettis, Boyle & Stovall	8	8	0	7	Apr 20, 1981	Nov 3, 2003
33	General Crude Oil Co.	8	8	0	4	Sep 13, 1977	Feb 2, 1979
34	Morgan, Neil R.	8	8	0	4	Oct 27, 1977	Mar 24, 1982
35	Dynamic Production, Inc.	8	8	1	2	Apr 7, 1994	Nov 15, 2005
36	Merit Energy Company	8	8	0	0	Apr 24, 1998	Aug 17, 2000
37	Stringer Oil & Gas	8	8	0	0	Dec 1, 1980	Dec 31, 1981
38	Sullivan, Hollis R. Inc.	8	8	0	0	Oct 11, 1990	Feb 18, 2005
39	Schultz, Frank	7	7	0	2	Aug 26, 1981	Jan 21, 1982
40	Hinkle Exploration Ltd.	7	7	0	1	May 18, 1982	Oct 13, 1982
41	Seely Oil Co.	7	7	0	1	May 11, 1984	Sep 19, 1989
42	Hughes, Dan A. Company	7	7	0	0	Jul 7, 1988	Sep 18, 1991
43	Sauder Management Company	7	7	0	0	Jan 21, 1987	Mar 30, 1988
44	Saxon Oil Company	7	7	0	0	Mar 24, 1980	Jul 18, 1984
45	Three Span Oil & Gas Inc	6	6	0	31	Aug 24, 2001	Dec 8, 2004
46	V-F Petroleum Inc.	6	6	0	19	Aug 30, 1979	Sep 22, 1982
47	Leclair Operating Co., Inc.	6	6	0	4	Dec 21, 1992	May 23, 2003
48	Harken Oil & Gas, Inc	6	6	0	2	Dec 14, 1977	Feb 25, 1981
49	Atoka Operating, Inc.	6	6	0	0	Apr 2, 2015	Nov 28, 2016
50	Hastings, J. W. Oil Co.	6	6	0	0	Apr 10, 1991	May 19, 1993
51	Murchison Oil & Gas Inc	6	6	0	0	Jan 31, 1994	Nov 17, 1997
52	Schalk Oil Company, Inc.	6	6	0	0	Jun 30, 2003	Apr 4, 2022
53	Fairchild Petroleum Corporation	5	5	0	2	Oct 12, 1984	Dec 16, 1985
54	Clear Fork, Incorporated	5	5	0	0	Mar 17, 1983	Apr 22, 1987
55	Delray Oil, Inc.	5	5	0	0	Oct 15, 1984	Dec 17, 1985
56	Fortson Oil Company	5	5	0	0	Oct 3, 1991	Oct 11, 1994
57	High Island Oil Corporation	5	5	0	0	May 31, 1995	Mar 18, 1996
58	Howell Petroleum Corporation	5	5	0	0	Mar 3, 1994	Sep 19, 1994
59	Myd, Inc.	5	5	0	0	May 6, 1994	Sep 5, 1995
60	Newhall Land & Farming Co., The	5	5	0	0	Oct 2, 1980	Dec 18, 1981
61	Pierce Oil & Gas Co.	5	5	0	0	Dec 1, 1986	Feb 12, 1987
62	Pioneer Exploration, Ltd.	5	5	0	0	Mar 11, 2002	Oct 18, 2006
63	Probity Operating, LLC	5	5	0	0	Aug 21, 2009	Nov 25, 2009
64	Stockard, W. A.	5	5	0	0	Nov 16, 1984	Aug 28, 1985
65	Canan Mowrey Operating, LLC	4	4	0	10	Aug 25, 2009	May 7, 2026
66	Apache Corporation	4	4	0	5	Aug 15, 1995	Jun 4, 1997
67	Joint Resources Company	4	4	0	3	Apr 14, 2022	Nov 4, 2024
68	Walsh & Watts, Inc.	4	4	0	3	Jan 21, 1991	Aug 15, 2022
69	Hofco, Inc.	4	4	0	1	May 29, 1990	Feb 21, 1992
70	Western Reserves Oil Co.	4	4	0	1	Jul 19, 1984	Nov 22, 1985
71	Chisholm Operating, Inc.	4	4	0	0	Feb 17, 2004	Mar 6, 2015
72	Energy Reserves Group, Inc.	4	4	0	0	Jul 8, 1981	Sep 8, 1981
73	Fisher-Webb, Inc.	4	4	0	0	Mar 22, 1978	Oct 20, 1981
74	Meridian Oil Inc.	4	4	0	0	Feb 27, 1995	Feb 27, 1995
75	M.R.M. Operating, Inc.	4	4	0	0	Oct 11, 1985	Oct 11, 1985
76	Texaco E & P Inc.	4	4	0	0	Sep 25, 1992	May 3, 1993
77	JM Cox Resources, L.P.	3	3	0	3	Jul 28, 2011	Dec 4, 2013
78	Texaco Inc.	3	3	0	3	May 23, 1979	Nov 5, 1980
79	Bridwell Oil Co.	3	3	0	2	Mar 6, 1979	May 20, 1982
80	Burk Royalty Co., Ltd.	3	3	0	2	Oct 9, 2002	Jul 28, 2003
81	Mercury Exploration Co.	3	3	0	2	Oct 17, 1978	Jul 3, 1979
82	Sun Exploration & Production Co.	3	3	0	2	Dec 14, 1977	May 29, 1981
83	Eagle Oil & Gas Co.	3	3	0	1	Oct 26, 1983	Nov 30, 1984
84	Lovelady, Ike Inc.	3	3	0	1	Nov 18, 1980	Apr 3, 1981
85	Rose Operating, Inc.	3	3	0	1	Dec 9, 1986	May 4, 1988
86	Westland Oil Development Corp.	3	3	0	1	Feb 28, 1980	May 7, 1982
87	Cal Oil Company	3	3	0	0	Dec 18, 2012	Jul 9, 2013
88	CCV, Inc.	3	3	0	0	Jun 3, 1986	Mar 7, 1991
89	Great Western Drilling Company	3	3	0	0	Apr 22, 1988	May 31, 2018
90	Hadaway Consult and Engineer,llc	3	3	2	0	Aug 11, 2012	Aug 1, 2013
91	Henderson & Erickson, Inc.	3	3	0	0	Aug 8, 2007	Sep 14, 2009
92	HLH Petroleum Corporation	3	3	0	0	Jan 27, 1982	Oct 19, 1984
93	J & J Trading	3	3	0	0	Apr 17, 1995	Aug 6, 2004
94	McClymond, Ltd.	3	3	0	0	Oct 2, 2001	Mar 15, 2006
95	Munn, W. H. Operating Company	3	3	0	0	Sep 27, 1985	Dec 16, 1985
96	Newhall Resources	3	3	0	0	Oct 17, 1983	Aug 21, 1984
97	Nichols,edwin S Explorations Inc	3	3	0	0	Sep 3, 1987	Apr 21, 1988
98	OXY USA Inc.	3	3	0	0	Sep 15, 2011	Sep 20, 2011
99	R-K Oil & Gas Company	3	3	0	0	Oct 5, 1978	Jul 11, 1979
100	Stovall Operating Co.	3	3	0	0	Jun 10, 1996	Jul 11, 2003
101	Thompson, John R. Operating, Inc	3	3	0	0	May 30, 1979	Nov 30, 1981
102	Wil-Mc Oil Corporation, The	3	3	0	0	Jun 23, 1978	Jan 3, 1979
103	Zenith Exploration Co., Inc.	3	3	0	0	Oct 10, 1980	Apr 10, 1981
104	Coyote Oil, Inc.	2	2	0	30	May 19, 1987	Aug 9, 1989
105	Patterson Petroleum, Inc.	2	2	0	24	Jul 18, 1990	May 6, 1991
106	Brown, Geo. R Partnership,lp,the	2	2	0	15	Sep 20, 2011	May 19, 2012
107	Fasken Oil and Ranch, Ltd.	2	2	0	8	May 15, 2008	Jun 25, 2008
108	D. & H. Services Inc.	2	2	0	6	Sep 3, 1985	Nov 25, 1985
109	Lario Oil & Gas Company	2	2	0	2	Oct 15, 1981	Jul 9, 1984
110	Miteff, Meto	2	2	0	2	Sep 26, 1978	Nov 13, 1978
111	Nucorp Energy, Inc.	2	2	0	2	Apr 24, 1981	Sep 15, 1981
112	Rose Exploration, Inc.	2	2	0	2	Sep 12, 1983	Jan 20, 1984
113	Adkins, R. L. Corp.	2	2	0	1	Jul 8, 1997	Aug 11, 1999
114	Brigham Oil & Gas, L.P.	2	2	0	1	May 7, 1997	Jul 1, 1997
115	Dinero Operating Company	2	2	0	1	Aug 6, 1984	Dec 18, 1984
116	Hamman Oil & Refg. Co.	2	2	0	1	Jun 13, 1979	Apr 17, 1980
117	Lemon, Hulen H.	2	2	0	1	Jun 5, 1979	May 1, 1980
118	Petroleum Basins Exploration,inc	2	2	0	1	Dec 5, 1983	May 23, 1984
119	TDC Engineering, Inc.	2	2	0	1	Mar 15, 1993	Jun 8, 1993
120	Trio Consulting & Management,llc	2	2	0	1	May 7, 2013	Oct 9, 2014
121	Adams Exploration Co.	2	2	0	0	Jul 11, 1979	Feb 1, 1980
122	Ashland Exploration, Inc.	2	2	0	0	May 5, 1978	Dec 6, 1978
123	Bdi Operating, LLC	2	2	0	0	May 6, 2014	Nov 19, 2014
124	Blanks Energy Corporation	2	2	0	0	Jul 15, 1981	Apr 13, 1989
125	Bonray Energy Corp.	2	2	0	0	Dec 19, 1978	Sep 29, 1981
126	Braman, D. H., Jr.	2	2	0	0	May 25, 1983	Mar 5, 1985
127	Bristol Resources Corporation	2	2	0	0	May 12, 1998	Oct 1, 1998
128	Brock, G.W., Inc.	2	2	0	0	Sep 11, 1981	Oct 31, 1983
129	Brown, George R. Partnership,the	2	2	0	0	Mar 9, 2000	Oct 9, 2000
130	Cal-Tex Natural Gas Corp.	2	2	0	0	Feb 8, 1990	Aug 1, 1990
131	Campbell Oil Ltd.	2	2	0	0	Jun 18, 1985	Aug 20, 1985
132	Carroll Oil Company	2	2	0	0	Jun 14, 1983	Jun 14, 1983
133	Covenant Operating, LLC	2	2	0	0	Jun 30, 2015	Jun 19, 2019
134	Dallas Production, Inc.	2	2	0	0	Feb 12, 1993	Sep 10, 1996
135	Elam, Jack G., Inc.	2	2	0	0	Nov 23, 1987	Sep 26, 1994
136	EP Operating Limited Partnership	2	2	0	0	Feb 14, 1994	Jun 27, 1994
137	Estoril Producing Corporation	2	2	0	0	Aug 25, 1978	Apr 10, 1981
138	Exco Resources, Inc.	2	2	0	0	Nov 21, 2007	Nov 21, 2007
139	Four Sevens Oil Co., Ltd.	2	2	0	0	Jul 11, 1995	Jul 20, 1995
140	Gillespie, Charles B. Jr.	2	2	0	0	May 9, 1989	Dec 12, 1989
141	Ginnings Company	2	2	0	0	Dec 9, 2002	Oct 6, 2003
142	Hadson Ohio Oil Company	2	2	0	0	Jun 9, 1978	Jun 9, 1978
143	Halvey Energy Co.	2	2	1	0	Dec 6, 1999	Mar 2, 2004
144	Hamilton Brothers Oil Co.	2	2	0	0	Dec 29, 1978	Feb 26, 1979
145	Hanson Corporation	2	2	0	0	Dec 12, 1980	Feb 15, 1983
146	Hce Operating LLC	2	2	0	0	May 30, 2001	Nov 14, 2007
147	H & S Production, Inc.	2	2	0	0	May 7, 1992	Oct 21, 1992
148	HW Operating, LLC	2	2	0	0	Sep 28, 2017	Dec 3, 2021
149	Jem Petroleum Corporation	2	2	0	0	Mar 5, 1981	Aug 28, 1981
150	Kimsey, Roy E., Jr.	2	2	0	0	Dec 31, 1984	Mar 28, 1988
151	Klabzuba Operating Company	2	2	0	0	Mar 16, 1987	Apr 24, 1987
152	Marshall & Winston, Inc.	2	2	0	0	Dec 31, 1982	Feb 28, 1996
153	Newman Brothers Drilling Company	2	2	0	0	Apr 30, 1985	Feb 26, 1986
154	Patton, E. N. Oil Co., Inc.	2	2	0	0	Mar 11, 2003	Oct 23, 2003
155	Permian Resources & Prod., Inc.	2	2	0	0	Dec 19, 1983	Jan 3, 1984
156	Plantation Operating, LLC	2	2	1	0	Aug 24, 2009	Oct 19, 2009
157	Rocker a Operating Company	2	2	0	0	Oct 22, 1992	Mar 28, 1994
158	Siete Petroleum Corporation	2	2	0	0	Oct 6, 1988	Mar 20, 1989
159	States Prod. Co., Inc.	2	2	0	0	Jun 28, 1985	Oct 21, 1986
160	Terrell Oil & Gas Production Co.	2	2	0	0	Mar 2, 1987	May 1, 1987
161	Texas Operating & Consult., LLC	2	2	0	0	Feb 14, 2008	May 15, 2008
162	Thompson, John R.	2	2	0	0	Apr 7, 1978	May 10, 1978
163	Tipperary Oil & Gas Corporation	2	2	0	0	Oct 17, 1977	Jul 10, 1980
164	Trio Operating Company, Inc.	2	2	0	0	Sep 26, 1995	Oct 6, 1995
165	Union Seaboard Corporation	2	2	0	0	Jun 23, 1982	Jun 20, 1983
166	Western Reserves Oil Company Inc	2	2	0	0	Nov 12, 1986	Dec 20, 1988
167	Woods Operating Co., Inc.	2	2	0	0	Jun 17, 1999	Jul 20, 1999
168	Grace Petroleum Operating, LLC	1	1	0	6	Sep 15, 2015	Sep 15, 2015
169	WTP Energy, Inc.	1	1	0	5	Aug 23, 2000	Aug 23, 2000
170	Mokan Capital, LLC	1	1	0	4	Aug 21, 2013	Aug 21, 2013
171	Spi Operations LLC	1	1	0	4	Sep 29, 2004	Sep 29, 2004
172	Tong Petrotech Inc.	1	1	0	3	Sep 28, 2017	Sep 28, 2017
173	Arco Oil & Gas Co.	1	1	0	2	Nov 9, 1982	Nov 9, 1982
174	Moncrief, W. A., Jr.	1	1	0	2	Feb 13, 1980	Feb 13, 1980
175	Salida Exploration, LLC	1	1	0	2	Jul 23, 2026	Jul 23, 2026
176	Breck Operating Corp.	1	1	0	1	Dec 9, 1985	Dec 9, 1985
177	Devon Energy Production Co, L.P.	1	1	1	1	Sep 6, 2012	Sep 6, 2012
178	Exxon Corp.	1	1	0	1	Dec 30, 1986	Dec 30, 1986
179	Formation Services	1	1	0	1	Nov 26, 1986	Nov 26, 1986
180	Harper Oil Co.	1	1	0	1	Nov 24, 1981	Nov 24, 1981
181	Haywood & Humble	1	1	0	1	Mar 26, 1985	Mar 26, 1985
182	Medders, Tom B.,& Coastal States	1	1	0	1	Nov 18, 1981	Nov 18, 1981
183	Minihan, Tom R.	1	1	0	1	Nov 15, 1979	Nov 15, 1979
184	Omar Operating Company	1	1	0	1	Oct 27, 1977	Oct 27, 1977
185	Pierce Oil & Gas, Inc.	1	1	0	1	Oct 26, 1987	Oct 26, 1987
186	Primary Fuels, Inc.	1	1	0	1	Sep 8, 1987	Sep 8, 1987
187	Producers Operating Co., Inc.	1	1	0	1	Dec 7, 1984	Dec 7, 1984
188	Saurus Resources Inc.	1	1	0	1	Mar 12, 1993	Mar 12, 1993
189	Sun Expl. & Prod. Co.-Midland	1	1	0	1	Sep 21, 1979	Sep 21, 1979
190	Texaco Producing Inc.	1	1	0	1	Aug 28, 1987	Aug 28, 1987
191	Woodside, F. G.	1	1	0	1	Oct 23, 1981	Oct 23, 1981
192	AA Energy Corp.	1	1	0	0	Oct 17, 1983	Oct 17, 1983
193	Agar & Agar, Inc.	1	1	0	0	May 11, 1979	May 11, 1979
194	Alhanco Energy Corporation	1	1	0	0	Apr 30, 1984	Apr 30, 1984
195	Altura Energy Ltd.	1	1	0	0	Apr 4, 2000	Apr 4, 2000
196	American Cometra, Inc.	1	1	0	0	Mar 14, 1986	Mar 14, 1986
197	Anschutz Corporation, The	1	1	0	0	Sep 22, 1983	Sep 22, 1983
198	Arden Oil Corp.	1	1	0	0	Aug 22, 1979	Aug 22, 1979
199	Baker & Taylor Drilling Co.	1	1	0	0	Jan 30, 1978	Jan 30, 1978
200	Bara Corporation	1	1	0	0	Mar 25, 2002	Mar 25, 2002
201	Barbee, Inc.	1	1	0	0	Aug 18, 1986	Aug 18, 1986
202	Baruch-Foster Corporation	1	1	0	0	Mar 25, 1982	Mar 25, 1982
203	Baxter, Murphy H.	1	1	0	0	Apr 11, 1978	Apr 11, 1978
204	Bay Rock Operating Company	1	1	0	0	Jun 25, 1987	Jun 25, 1987
205	Bexco Operating, Inc.	1	1	0	0	Mar 4, 1997	Mar 4, 1997
206	Bledsoe Energy Corporation	1	1	0	0	Aug 13, 1991	Aug 13, 1991
207	Brazos Petroleum Co.	1	1	0	0	Mar 10, 1981	Mar 10, 1981
208	Brock Exploration Corporation	1	1	0	0	Sep 21, 1983	Sep 21, 1983
209	Brooks, Ben F., Jr.	1	1	0	0	Jul 17, 1980	Jul 17, 1980
210	Brown, Fred G. Inc.	1	1	0	0	Mar 4, 1982	Mar 4, 1982
211	Bryant - Chase Energy Corp.	1	1	0	0	May 25, 2004	May 25, 2004
212	Buck Wheat Resources, L.P.	1	1	0	0	Feb 7, 2014	Feb 7, 2014
213	Buffalo Gap Production Inc	1	1	0	0	Jun 9, 1986	Jun 9, 1986
214	Burkhart Petroleum Corporation	1	1	0	0	Aug 9, 1985	Aug 9, 1985
215	Bush Exploration Company	1	1	0	0	May 31, 1984	May 31, 1984
216	Cabana Oil Corp.	1	1	0	0	Dec 13, 1983	Dec 13, 1983
217	Cabot Corp.	1	1	0	0	May 9, 1978	May 9, 1978
218	Cass Energy Corp	1	1	0	0	Oct 16, 1991	Oct 16, 1991
219	Central Texas Oil & Gas	1	1	0	0	Feb 4, 1987	Feb 4, 1987
220	Citation Oil & Gas Corp.	1	1	0	0	Sep 3, 1985	Sep 3, 1985
221	Cleere Operating Company	1	1	0	0	Nov 19, 1984	Nov 19, 1984
222	Cobra Oil & Gas Corporation	1	1	0	0	Aug 4, 1980	Aug 4, 1980
223	Colter Operating, Inc.	1	1	0	0	Jun 13, 1990	Jun 13, 1990
224	Cox, Edwin L. & Cox, Berry R.	1	1	0	0	Nov 5, 1984	Nov 5, 1984
225	Crego Exploration	1	1	0	0	Jul 29, 2003	Jul 29, 2003
226	Damco Energy Corporation	1	1	0	0	Apr 25, 1983	Apr 25, 1983
227	Davis Oil Company	1	1	0	0	Feb 10, 1978	Feb 10, 1978
228	Discovery Operating, Inc.	1	1	0	0	Nov 15, 1982	Nov 15, 1982
229	Dulaney, Richard Key Inc.	1	1	0	0	Oct 21, 1985	Oct 21, 1985
230	Dunigan, James P., Inc.	1	1	0	0	Oct 24, 1977	Oct 24, 1977
231	Dyco Petroleum Corporation	1	1	0	0	Aug 16, 1977	Aug 16, 1977
232	Eastern Energy Corporation	1	1	0	0	Jul 23, 1997	Jul 23, 1997
233	Eastland Oil Company, The	1	1	0	0	Sep 27, 1988	Sep 27, 1988
234	Enrich Oil Corporation	1	1	0	0	Jul 20, 2000	Jul 20, 2000
235	Fasken, Barbara	1	1	0	0	Nov 21, 1986	Nov 21, 1986
236	Felmont Oil Corp.	1	1	0	0	Aug 26, 1987	Aug 26, 1987
237	Future Petroleum Corporation	1	1	0	0	Jun 12, 1986	Jun 12, 1986
238	Gibson, Joe and Associates	1	1	0	0	Dec 28, 1990	Dec 28, 1990
239	Gifford, H. Wayne	1	1	0	0	Jan 23, 1987	Jan 23, 1987
240	Guest Energy Corporation	1	1	0	0	Jan 16, 1980	Jan 16, 1980
241	Guinn Investments, Inc.	1	1	0	0	Nov 5, 1986	Nov 5, 1986
242	Gunn Operating Company	1	1	0	0	Nov 7, 1985	Nov 7, 1985
243	Hanley Petroleum Inc.	1	1	0	0	Nov 2, 1983	Nov 2, 1983
244	Hanover Management Co.	1	1	0	0	Nov 29, 1979	Nov 29, 1979
245	Harper & Lawless	1	1	0	0	Dec 5, 1977	Dec 5, 1977
246	Henson Exploration, L.P.	1	1	0	0	Apr 30, 2008	Apr 30, 2008
247	HGN Operating I, LLC	1	1	0	0	Jun 27, 2014	Jun 27, 2014
248	Hilcorp Energy Company	1	1	0	0	Sep 3, 2000	Sep 3, 2000
249	Hrubetz Oil Company	1	1	0	0	Oct 6, 1983	Oct 6, 1983
250	Hughes, Dan A. Company, L.P.	1	1	0	0	Mar 12, 2013	Mar 12, 2013
251	Hughes Texas Petroleum	1	1	0	0	Dec 11, 1987	Dec 11, 1987
252	Intramerican Energy Corp.	1	1	0	0	Jun 23, 1980	Jun 23, 1980
253	Kerr-McGee Corporation	1	1	0	0	Sep 11, 1978	Sep 11, 1978
254	Krocan Energy Corporation	1	1	0	0	Nov 25, 1997	Nov 25, 1997
255	Lakewood Operating, Ltd.	1	1	0	0	Nov 23, 1994	Nov 23, 1994
256	Leclair Operating, L.L.C.	1	1	0	0	Nov 21, 2019	Nov 21, 2019
257	Lovelady, I. W.	1	1	0	0	May 19, 1978	May 19, 1978
258	Lunar Oil Company	1	1	0	0	Feb 17, 1993	Feb 17, 1993
259	Maguire Oil Company	1	1	0	0	Dec 16, 1980	Dec 16, 1980
260	M & a Oil Company, Ltd.	1	1	0	0	Sep 16, 1985	Sep 16, 1985
261	Maverick Properties, Inc.	1	1	0	0	Jan 25, 1989	Jan 25, 1989
262	McBee Company, The	1	1	0	0	Apr 21, 1992	Apr 21, 1992
263	McCann Corporation	1	1	0	0	May 4, 1979	May 4, 1979
264	McShane, J. Inc.	1	1	0	0	May 9, 1994	May 9, 1994
265	Mega Petroleum Corporation	1	1	0	0	Dec 20, 1982	Dec 20, 1982
266	Melton, Joe, Drlg. Co., Inc.	1	1	0	0	Sep 24, 1997	Sep 24, 1997
267	Mewbourne Oil Co.	1	1	0	0	May 14, 1980	May 14, 1980
268	MGF Oil Corporation	1	1	0	0	Dec 5, 1978	Dec 5, 1978
269	Mobil-GC Corp.	1	1	0	0	Nov 21, 1979	Nov 21, 1979
270	Mulloy, J. W. Associates, Inc.	1	1	0	0	Apr 30, 1986	Apr 30, 1986
271	Natomas North America, Inc.	1	1	0	0	Jun 12, 1981	Jun 12, 1981
272	Newport Petroleums, Inc.	1	1	0	0	Apr 5, 1984	Apr 5, 1984
273	Nosivad Oil, Inc.	1	1	0	0	Oct 26, 1989	Oct 26, 1989
274	NRM Petroleum Corp.	1	1	0	0	Jul 12, 1978	Jul 12, 1978
275	Oasis Operating, Inc.	1	1	0	0	Dec 5, 1991	Dec 5, 1991
276	Olidan Energy Corporation	1	1	0	0	Dec 2, 1981	Dec 2, 1981
277	Ormand, Don R.	1	1	0	0	Jun 26, 1995	Jun 26, 1995
278	O.R.M. Exploration Co.	1	1	0	0	Aug 30, 1984	Aug 30, 1984
279	Osborn, W. B. Operator	1	1	0	0	Dec 18, 1978	Dec 18, 1978
280	Pancanadian Petroleum Company	1	1	0	0	Jun 4, 1984	Jun 4, 1984
281	Parallel Petroleum Corporation	1	1	0	0	Oct 13, 1992	Oct 13, 1992
282	Patrick Pet. Corp. of MI/McMoran	1	1	0	0	Nov 12, 1981	Nov 12, 1981
283	Permian Energy Co.	1	1	0	0	Dec 31, 1985	Dec 31, 1985
284	Petroleum Property Mgmt, Inc (A)	1	1	0	0	Oct 15, 1993	Oct 15, 1993
285	Petrotrust, Inc.	1	1	0	0	Sep 10, 1984	Sep 10, 1984
286	Pioneer Exploration Company	1	1	0	0	Feb 12, 1997	Feb 12, 1997
287	Pitcock, Inc.	1	1	0	0	May 25, 1993	May 25, 1993
288	Placer Energy Corp.	1	1	0	0	Dec 6, 1982	Dec 6, 1982
289	Polk Petroleum, Inc.	1	1	0	0	May 27, 1992	May 27, 1992
290	Probity Energy Partners, LLC	1	1	0	0	Jul 17, 2009	Jul 17, 2009
291	Quest Petroleum, Inc.	1	1	0	0	Jul 31, 1987	Jul 31, 1987
292	Ratts, Robert V. Inc.	1	1	0	0	Mar 22, 1988	Mar 22, 1988
293	Reef Exploration, Inc. (A-1)	1	1	0	0	Apr 25, 1989	Apr 25, 1989
294	Remuda Operating Company	1	1	0	0	Dec 6, 1989	Dec 6, 1989
295	Resources Investment Corporation	1	1	0	0	Sep 16, 1977	Sep 16, 1977
296	Rio Exploration Company	1	1	0	0	Feb 10, 1984	Feb 10, 1984
297	Rio Petroleum, Inc.	1	1	0	0	May 20, 2002	May 20, 2002
298	Rio-Tex, Inc.	1	1	0	0	Jun 26, 1989	Jun 26, 1989
299	Robertson-Bryce Management, LLC	1	1	0	0	Jan 4, 2006	Jan 4, 2006
300	Saba Energy of Texas, Inc.	1	1	0	0	Apr 10, 1991	Apr 10, 1991

422 OPERATORS · THE 300 MOST ACTIVE SHOWN · WINDOW ON THE RRC ISSUE DATE