Oil & Gas Operators in Galveston County
Every operator with permit history or a current well inventory in Galveston County, Texas.
Operators All Time
481
Active Past 12mo
4
Permits 12mo
4
Permits All Time
1,847
| OPERATOR | PERMITS 12MO | PERMITS ALL | WELLS | FIRST PERMIT | LAST PERMIT |
|---|---|---|---|---|---|
| SANDPOINT TEXAS LLC | 1 | 1 | 287 | 2026-04-16 | 2026-04-16 |
| HILCORP ENERGY COMPANY | 1 | 31 | 48 | 2001-09-21 | 2025-11-19 |
| KALER ENERGY CORP. | 1 | 13 | 2 | 2020-03-19 | 2026-03-03 |
| FRIO RESOURCES, LLC | 1 | 2 | 1 | 2023-11-09 | 2026-07-06 |
| WINTERSHALL CORPORATION | 0 | 0 | 210 | -- | -- |
| PROMISE ENERGY OPERATIONS, LLC | 0 | 1 | 98 | 2018-03-20 | 2018-03-20 |
| BIG LAKE CORPORATION | 0 | 0 | 94 | -- | -- |
| AMOCO PRODUCTION COMPANY | 0 | 78 | 92 | 1978-03-07 | 1987-10-15 |
| EXXON CORP. | 0 | 103 | 64 | 1977-09-22 | 1997-07-11 |
| HOUSTON OIL & MINERALS CORP. | 0 | 116 | 46 | 1977-06-06 | 1993-10-08 |
| HUMBLE OIL & REFINING CO. | 0 | 0 | 22 | -- | -- |
| ERIN OIL COMPANY | 0 | 3 | 20 | 1985-11-12 | 1993-06-18 |
| GCOWS OPERATING LLC | 0 | 0 | 18 | -- | -- |
| HUNT, HASSIE EXPLORATION COMPANY | 0 | 77 | 17 | 1977-11-16 | 2008-09-12 |
| REEF EXPLORATION, L.P. | 0 | 3 | 17 | 2006-04-17 | 2011-05-05 |
| SUN EXPLORATION & PRODUCTION CO. | 0 | 21 | 14 | 1977-08-31 | 1989-06-19 |
| MOBIL PRODUCING TX. & N.M. INC. | 0 | 23 | 13 | 1982-02-05 | 1995-03-30 |
| MITCHELL ENERGY CORPORATION | 0 | 20 | 13 | 1977-11-24 | 2000-12-11 |
| MECOM JOHN W. | 0 | 0 | 13 | -- | -- |
| ALTA MESA SERVICES, LP | 0 | 2 | 12 | 2007-08-14 | 2013-03-11 |
| PHILLIPS PETROLEUM COMPANY | 0 | 7 | 11 | 1981-07-30 | 1995-09-29 |
| PLACID OIL COMPANY | 0 | 6 | 11 | 1979-04-03 | 1980-12-04 |
| DENBURY ONSHORE, LLC | 0 | 3 | 11 | 2006-06-27 | 2011-02-09 |
| PAN AMERICAN PETROLEUM CORP. | 0 | 0 | 11 | -- | -- |
| GALVESTON BAY OPERATING CO LLC | 0 | 0 | 11 | -- | -- |
| RUTHERFORD OIL CORPORATION | 0 | 17 | 9 | 1977-06-09 | 2010-04-02 |
| HUFFINGTON ROY M. INC. | 0 | 0 | 9 | -- | -- |
| VIKING RESOURCES, INC. | 0 | 1 | 8 | 2000-09-11 | 2000-09-11 |
| PROGENIES OPERATING LLC | 0 | 0 | 8 | -- | -- |
| SUN EXPL. & PROD. CO.-LAFAYETTE | 0 | 62 | 7 | 1981-12-18 | 1988-09-29 |
| UNION OIL COMPANY OF CALIFORNIA | 0 | 5 | 7 | 1977-09-06 | 1985-01-31 |
| SAWTOOTH OPERATING CO., INC. | 0 | 1 | 7 | 2015-06-26 | 2015-06-26 |
| DOGGY OIL CORP | 0 | 0 | 7 | -- | -- |
| S & S ENERGY | 0 | 0 | 7 | -- | -- |
| FIELDWOOD ONSHORE LLC | 0 | 0 | 7 | -- | -- |
| FULLER WILLIAM M. | 0 | 0 | 7 | -- | -- |
| HOUSTON OIL PROD ENTERPRISES,INC | 0 | 48 | 6 | 1983-09-08 | 2024-04-26 |
| SUPERIOR OIL COMPANY, THE | 0 | 34 | 6 | 1977-08-15 | 1986-03-25 |
| HOUSTON OIL PROD. ENTERPRISE | 0 | 19 | 6 | 1984-01-11 | 1986-10-30 |
| LINC GULF COAST PETROLEUM, INC. | 0 | 2 | 6 | 2015-04-08 | 2015-04-08 |
| HUNT HASSIE TRUST | 0 | 0 | 6 | -- | -- |
| SEQUOIA OIL COMPANY | 0 | 0 | 6 | -- | -- |
| MW PETROLEUM CORPORATION | 0 | 15 | 5 | 1991-12-13 | 1995-06-07 |
| MOORE-MCCORMACK ENERGY, INC. | 0 | 4 | 5 | 1984-11-02 | 1986-05-02 |
| TEXACO INC. | 0 | 3 | 5 | 1977-08-26 | 1979-04-24 |
| GALVESTON BAY ENERGY, LLC | 0 | 1 | 5 | 2012-10-29 | 2012-10-29 |
| PLANTATION OPERATING CO. INC. | 0 | 0 | 5 | -- | -- |
| FRANKLAND WELL SERVICE | 0 | 0 | 5 | -- | -- |
| TEXAS OIL & GAS CORP. | 0 | 0 | 5 | -- | -- |
| CROWN CENTRAL PETROLEUM CORP. | 0 | 9 | 4 | 1977-07-05 | 1985-05-13 |
| GOLDKING PROD. CO. | 0 | 9 | 4 | 1979-01-04 | 1984-12-18 |
| HOUSTON PETROLEUM COMPANY | 0 | 8 | 4 | 1987-12-16 | 2017-11-15 |
| WAGNER OIL COMPANY | 0 | 2 | 4 | 2003-05-19 | 2005-03-16 |
| POLUMBUS CORPORATION THE | 0 | 0 | 4 | -- | -- |
| HOME PETROLEUM CORP. | 0 | 0 | 4 | -- | -- |
| BERTMAN DRILLING&PRODUCING CORP. | 0 | 0 | 4 | -- | -- |
| MARSHALL J. HOWARD | 0 | 0 | 4 | -- | -- |
| MEDALLION PRODUCTION COMPANY | 0 | 0 | 4 | -- | -- |
| SUN EXPL. & PROD. CO.-HOUSTON | 0 | 41 | 3 | 1978-10-19 | 1983-05-26 |
| TRANSTEXAS GAS CORPORATION | 0 | 38 | 3 | 1997-02-21 | 2005-05-10 |
| TEMA OIL AND GAS COMPANY | 0 | 6 | 3 | 2001-02-08 | 2006-07-12 |
| COCKBURN OIL CORPORATION | 0 | 4 | 3 | 1977-10-26 | 1980-05-28 |
| ORION OIL AND GAS CORPORATION | 0 | 3 | 3 | 1994-12-13 | 1996-12-05 |
| NORDSTRAND ENGINEERING, INC. | 0 | 2 | 3 | 2014-05-12 | 2017-04-27 |
| LADD PETROLEUM CORP. | 0 | 2 | 3 | 1978-11-27 | 1984-08-22 |
| COASTAL OIL & GAS CORPORATION | 0 | 1 | 3 | 1987-02-24 | 1987-02-24 |
| SHENANDOAH OIL CORP. | 0 | 1 | 3 | 1978-03-08 | 1978-03-08 |
| MCGOWAN WORKING PARTNERS | 0 | 1 | 3 | 1997-07-29 | 1997-07-29 |
| COLUMBUS ENERGY LLC | 0 | 0 | 3 | -- | -- |
| CHOICE EXPLORATION INC. | 0 | 0 | 3 | -- | -- |
| BLACK WATER ENVIRONMENTAL L.L.C. | 0 | 0 | 3 | -- | -- |
| STRATCO OPERATING CO. INC. | 0 | 0 | 3 | -- | -- |
| KCS RESOURCES, INC. | 0 | 16 | 2 | 1995-08-25 | 2006-06-27 |
| XTO ENERGY INC. | 0 | 11 | 2 | 2009-10-09 | 2016-03-02 |
| NEW CENTURY EXPLORATION, INC. | 0 | 9 | 2 | 2002-01-25 | 2013-09-16 |
| TEXAS INDEPENDENT EXPLOR., INC. | 0 | 7 | 2 | 1994-02-03 | 2002-04-15 |
| BALLARD EXPLORATION COMPANY,INC. | 0 | 7 | 2 | 1984-12-19 | 1991-03-11 |
| TEE OPERATING CO. | 0 | 6 | 2 | 1981-07-29 | 1983-06-20 |
| AMERICAN OPERATING COMPANY | 0 | 6 | 2 | 1982-01-04 | 1985-07-01 |
| MECOM, THE JOHN W. CO. | 0 | 4 | 2 | 1979-08-21 | 1981-09-29 |
| FINA OIL & CHEMICAL COMPANY | 0 | 3 | 2 | 1987-02-17 | 1991-10-17 |
| FIRST ENERGY CORP. OF MISS. | 0 | 3 | 2 | 1988-02-12 | 1989-06-19 |
| MAGNUM PRODUCING & OPERATING CO. | 0 | 2 | 2 | 1990-07-19 | 1990-11-07 |
| GASPER RICE RESOURCES, LTD. | 0 | 2 | 2 | 2001-06-07 | 2014-10-03 |
| PLAINS RESOURCES INC. | 0 | 2 | 2 | 1991-08-14 | 1991-08-14 |
| ELLIOTT OIL & GAS OPERATING CO. | 0 | 2 | 2 | 2005-07-22 | 2005-07-22 |
| AMOCO PRODUCTION CO.-ALVIN | 0 | 2 | 2 | 1980-12-16 | 1983-11-22 |
| GRAHAM ROYALTY, LTD. | 0 | 2 | 2 | 1991-03-21 | 1991-03-22 |
| GREAT SCOTT, INC. | 0 | 2 | 2 | 1983-03-21 | 1986-09-15 |
| SEAGULL ENERGY E&P INC. | 0 | 1 | 2 | 1983-07-22 | 1983-07-22 |
| CHAIN OIL & GAS, INC. | 0 | 1 | 2 | 1998-06-10 | 1998-06-10 |
| MK OIL AND GAS, INC. | 0 | 1 | 2 | 1978-04-25 | 1978-04-25 |
| COLOGNE PRODUCTION CO. | 0 | 1 | 2 | 1978-10-13 | 1978-10-13 |
| HITCHCOCK SWD CORPORATION | 0 | 1 | 2 | 2011-01-10 | 2011-01-10 |
| QUIDNET ENERGY DEPLOYMENT LLC | 0 | 1 | 2 | 2024-08-06 | 2024-08-06 |
| STARTEX ENERGY INC. | 0 | 0 | 2 | -- | -- |
| D.J. OILFIELD SALVAGE INC. | 0 | 0 | 2 | -- | -- |
| NOXXE OIL AND GAS LLC | 0 | 0 | 2 | -- | -- |
| SHELBY SOUTHWEST SERVICES | 0 | 0 | 2 | -- | -- |
| DUNE OPERATING COMPANY | 0 | 0 | 2 | -- | -- |
| STANDARD RESOURCES CORP. | 0 | 0 | 2 | -- | -- |
| REDBIRD OILFIELD SERVICES CORP. | 0 | 0 | 2 | -- | -- |
| MOBIL OIL CORPORATION | 0 | 0 | 2 | -- | -- |
| HUNT HASSIE INCORPORATED | 0 | 0 | 2 | -- | -- |
| CLARK RESOURCES INC. | 0 | 0 | 2 | -- | -- |
| TEXAS EASTERN TRANSMISSION CORP. | 0 | 0 | 2 | -- | -- |
| FORT APACHE ENERGY INC. | 0 | 0 | 2 | -- | -- |
| CLINTON OIL CO. | 0 | 0 | 2 | -- | -- |
| HAILEY JACK | 0 | 0 | 2 | -- | -- |
| DYNAMIC PRODUCTION INC. | 0 | 0 | 2 | -- | -- |
| A & R RESOURCES | 0 | 0 | 2 | -- | -- |
| POLARIS ENTERPRISES INC | 0 | 0 | 2 | -- | -- |
| TALOS QN EXPLORATION LLC | 0 | 0 | 2 | -- | -- |
| ORYX ENERGY COMPANY | 0 | 27 | 1 | 1989-10-05 | 1993-10-04 |
| TEPCO RESOURCES, INC. | 0 | 15 | 1 | 2000-03-29 | 2003-12-01 |
| ASPECT RESOURCES LLC | 0 | 15 | 1 | 1999-06-10 | 2001-04-27 |
| SAMSON LONE STAR LP | 0 | 13 | 1 | 1996-10-18 | 2000-08-08 |
| COX, EDWIN L. | 0 | 11 | 1 | 1979-03-01 | 1985-05-20 |
| ERG RESOURCES, L.L.C. | 0 | 10 | 1 | 2007-05-25 | 2011-05-30 |
| MITCHELL ENERGY OFFSHORE CORP. | 0 | 9 | 1 | 1977-07-05 | 1980-09-17 |
| TXO PRODUCTION CORP. | 0 | 9 | 1 | 1984-07-31 | 1990-02-05 |
| CAPCO RESOURCES CORPORATION | 0 | 8 | 1 | 2000-07-20 | 2001-11-12 |
| WAINOCO OIL & GAS COMPANY | 0 | 8 | 1 | 1978-09-05 | 1982-07-14 |
| EL TRES EXPLORATION | 0 | 6 | 1 | 1992-06-17 | 1998-09-08 |
| INTEGRAL ENERGY CORP. | 0 | 6 | 1 | 1977-06-23 | 1979-02-14 |
| VALERO PRODUCING COMPANY | 0 | 6 | 1 | 1983-11-22 | 1985-04-18 |
| ENERGY SOURCES, INC. | 0 | 6 | 1 | 1979-11-02 | 1986-03-18 |
| SANDALWOOD EXPLORATION, L.P. | 0 | 5 | 1 | 2007-11-15 | 2010-09-01 |
| KGA OIL COMPANY, INC. | 0 | 5 | 1 | 1979-11-09 | 1999-05-12 |
| HAMMAN OIL & REFG. CO. | 0 | 4 | 1 | 1983-11-21 | 1989-12-01 |
| CROSS TIMBERS OPERATING COMPANY | 0 | 4 | 1 | 1992-12-28 | 1994-05-27 |
| EOG RESOURCES, INC. | 0 | 4 | 1 | 2001-02-16 | 2005-07-21 |
| UNION EXPL. PARTNERS, LTD. | 0 | 3 | 1 | 1987-02-06 | 1987-02-06 |
| COLUMBIA GAS DEVELOPMENT CORP. | 0 | 3 | 1 | 1984-08-21 | 1989-06-28 |
| WACKER OIL INC. | 0 | 3 | 1 | 1989-06-01 | 1990-01-09 |
| GENERAL CRUDE OIL CO. | 0 | 3 | 1 | 1977-11-07 | 1978-05-22 |
| SAMEDAN OIL CORPORATION | 0 | 3 | 1 | 1998-07-07 | 2002-06-24 |
| NORCEN EXPLORER, INC. | 0 | 3 | 1 | 1988-03-17 | 1989-05-15 |
| CALLON PETROLEUM OPERATING CO | 0 | 3 | 1 | 1998-10-20 | 2000-10-26 |
| HOWARD, DOUGLAS J. | 0 | 3 | 1 | 1978-06-05 | 1979-10-02 |
| SERVICE PRODUCTION COMPANY, INC. | 0 | 2 | 1 | 1991-03-27 | 1991-09-11 |
| TRISTAR EXPLORATION, INC | 0 | 2 | 1 | 2003-05-28 | 2004-02-06 |
| FORNEY & MCCOMBS | 0 | 2 | 1 | 1991-04-22 | 1992-02-25 |
| PETRO-LEWIS CORPORATION | 0 | 2 | 1 | 1987-05-29 | 1987-05-29 |
| MAY PETROLEUM, INC. | 0 | 2 | 1 | 1980-08-05 | 1982-07-09 |
| MCCORD EXPLORATION CO. | 0 | 2 | 1 | 1984-05-18 | 1986-02-11 |
| MIDCON OFFSHORE, INC. | 0 | 2 | 1 | 1993-02-18 | 1993-07-20 |
| HOWARD EXPLORATION, INC. | 0 | 2 | 1 | 1999-09-24 | 2009-02-13 |
| RIATA ENERGY, INC. | 0 | 1 | 1 | 1997-09-26 | 1997-09-26 |
| CA-TEX PETROLEUM, INC. | 0 | 1 | 1 | 1981-01-14 | 1981-01-14 |
| CXY ENERGY INC. | 0 | 1 | 1 | 1989-04-26 | 1989-04-26 |
| GUIDRY, J.R. | 0 | 1 | 1 | 1991-06-24 | 1991-06-24 |
| COX OIL & GAS, INC. | 0 | 1 | 1 | 1986-09-02 | 1986-09-02 |
| MOSBACHER ENERGY COMPANY | 0 | 1 | 1 | 1990-09-10 | 1990-09-10 |
| ESCO OIL OPERATING COMPANY LLC | 0 | 1 | 1 | 2016-05-20 | 2016-05-20 |
| PENNZOIL PRODUCING CO. | 0 | 1 | 1 | 1985-07-16 | 1985-07-16 |
| TEXACO E & P INC. | 0 | 1 | 1 | 1992-01-31 | 1992-01-31 |
| MITCHELL ENERGY COMPANY L.P. | 0 | 1 | 1 | 2001-12-04 | 2001-12-04 |
| KEBO OIL & GAS, INC. | 0 | 1 | 1 | 2023-02-24 | 2023-02-24 |
| EASON OIL COMPANY | 0 | 1 | 1 | 1977-06-22 | 1977-06-22 |
| ANTARA RESOURCES, INC. | 0 | 1 | 1 | 1997-06-20 | 1997-06-20 |
| CRYSTAL EXPLORATION & PROD COMP. | 0 | 1 | 1 | 1977-12-12 | 1977-12-12 |
| CORUM PRODUCTION COMPANY | 0 | 1 | 1 | 2012-03-01 | 2012-03-01 |
| HOUSTON ENERGY OPERATING, L.P. | 0 | 1 | 1 | 2012-04-24 | 2012-04-24 |
| DOUGLAS PETROLEUM, INC. | 0 | 1 | 1 | 1980-07-10 | 1980-07-10 |
| HARRISON DAN J. JR. | 0 | 0 | 1 | -- | -- |
| EXXON MOBIL CORPORATION | 0 | 0 | 1 | -- | -- |
| OKLATEX OIL & GAS COMPANY | 0 | 0 | 1 | -- | -- |
| NOBLE ENERGY INC | 0 | 0 | 1 | -- | -- |
| COOKE & COOKE INC. | 0 | 0 | 1 | -- | -- |
| AMRWR LLC | 0 | 0 | 1 | -- | -- |
| ENERGY RESERVES GROUP L.L.C. | 0 | 0 | 1 | -- | -- |
| ATLANTIC RICHFIELD CO. | 0 | 0 | 1 | -- | -- |
| HUNT LAMAR TRUST ESTATE | 0 | 0 | 1 | -- | -- |
| EUREKA EXPLORATION CO. (EUREXCO) | 0 | 0 | 1 | -- | -- |
| M & M CONSTRUCTION CO. INC. | 0 | 0 | 1 | -- | -- |
| MARWELL PETROLEUM INC. | 0 | 0 | 1 | -- | -- |
| LEGGETT MARVIN E. TRUSTEE | 0 | 0 | 1 | -- | -- |
| CULBERSON WELL SERVICE INC. | 0 | 0 | 1 | -- | -- |
| PETRO-SMITH OPERATING LLC | 0 | 0 | 1 | -- | -- |
| MCMORAN EXPLORATION CO. | 0 | 0 | 1 | -- | -- |
| VIKING RESOURCES COMPANY | 0 | 0 | 1 | -- | -- |
| PETRUS OIL COMPANY L.P. | 0 | 0 | 1 | -- | -- |
| GULF OIL CORP.-KILGORE | 0 | 0 | 1 | -- | -- |
| NORTH LAKE RESOURCES LLC | 0 | 0 | 1 | -- | -- |
| CWOC | 0 | 0 | 1 | -- | -- |
| AMEND ENERGY COMPANY | 0 | 0 | 1 | -- | -- |
| OSYKA PRODUCING COMPANY INC. | 0 | 0 | 1 | -- | -- |
| HOUSTON GULF ENERGY CORPORATION | 0 | 0 | 1 | -- | -- |
| GASPER RICE & ASSOCIATES INC. | 0 | 0 | 1 | -- | -- |
| EXPRO ENGINEERING INC. | 0 | 0 | 1 | -- | -- |
| JK EXPLORATION & PRODUCTION INC. | 0 | 0 | 1 | -- | -- |
| IMPACT MIDSTREAM LLC | 0 | 0 | 1 | -- | -- |
| VAST OIL TX OPERATING LLC | 0 | 0 | 1 | -- | -- |
| SPARTA OIL COMPANY THE | 0 | 0 | 1 | -- | -- |
| C & K PETROLEUM INC. | 0 | 0 | 1 | -- | -- |
| CIMAREX ENERGY CO. | 0 | 0 | 1 | -- | -- |
| SCHROEDER B.C. | 0 | 0 | 1 | -- | -- |
| ACE FIELD SERVICES INC. | 0 | 0 | 1 | -- | -- |
| SKELLY OIL CO. | 0 | 0 | 1 | -- | -- |
| ORANGEFIELD EAST CORP | 0 | 0 | 1 | -- | -- |
| C. G. C. WELL SALVAGING INC. | 0 | 0 | 1 | -- | -- |
| UNITED TEXAS CORP. (A) | 0 | 0 | 1 | -- | -- |
| STANDARD PRODUCING CORP. | 0 | 0 | 1 | -- | -- |
| SHIDLER MARK L. INC. | 0 | 0 | 1 | -- | -- |
| PETRONOMICS INC. | 0 | 0 | 1 | -- | -- |
| AMAX PETROLEUM CORPORATION | 0 | 0 | 1 | -- | -- |
| CAVERN CONSULTANTS INC. | 0 | 0 | 1 | -- | -- |
| ACOCK/ANAQUA OPERATING CO. LP | 0 | 0 | 1 | -- | -- |
| CLARON CORPORATION | 0 | 0 | 1 | -- | -- |
| GENERAL AMERICAN OIL CO. | 0 | 0 | 1 | -- | -- |
| PENNZOIL EXPLORATION & PROD. CO. | 0 | 0 | 1 | -- | -- |
| BP CARBON SOLUTIONS LLC | 0 | 0 | 1 | -- | -- |
| ENERGY RESOURCES OIL & GAS CORP. | 0 | 0 | 1 | -- | -- |
| TENNECO OIL CO. | 0 | 0 | 1 | -- | -- |
| MASTERS OIL & GAS LLC | 0 | 0 | 1 | -- | -- |
| BRADCO OIL & GAS CO. | 0 | 0 | 1 | -- | -- |
| MARINO CHARLES B. | 0 | 0 | 1 | -- | -- |
| GREAT NORTHERN ENERGY INC | 0 | 0 | 1 | -- | -- |
| GOODALE BERTMAN & CO. INC. | 0 | 0 | 1 | -- | -- |
| HUNT H. L. | 0 | 0 | 1 | -- | -- |
| FRIO OPERATIONS INC. | 0 | 0 | 1 | -- | -- |
| TALON ENERGY & DEVELOPMENT CORP. | 0 | 0 | 1 | -- | -- |
| SAXET OPERATING COMPANY INC. | 0 | 0 | 1 | -- | -- |
| SPERLIN HOT OIL SERVICE CO. | 0 | 0 | 1 | -- | -- |
| GULF OIL CORP. | 0 | 0 | 1 | -- | -- |
| TEPCO, INC. | 0 | 34 | 0 | 1989-11-08 | 1998-10-27 |
| DANIELS CORPORATION, THE | 0 | 27 | 0 | 1991-10-03 | 1997-11-05 |
| STROUD PRODUCTION LLC | 0 | 16 | 0 | 2002-12-27 | 2007-01-05 |
| SMITH ENERGY 1986A PARTNERSHIP | 0 | 15 | 0 | 1993-03-08 | 2001-11-09 |
| COMETRA OIL AND GAS, INC. | 0 | 14 | 0 | 1992-05-28 | 1994-08-24 |
| DAVIS PETROLEUM CORP. | 0 | 14 | 0 | 2000-10-31 | 2012-02-15 |
| SANDEFER PETROLEUM COMPANY | 0 | 13 | 0 | 1983-11-09 | 1991-09-30 |
| HOUSTON DOMESTIC OIL COMPANY | 0 | 12 | 0 | 1978-12-13 | 1983-09-23 |
| SOTRANA-TEXAS CORP. | 0 | 12 | 0 | 1977-06-29 | 1983-01-07 |
| KCS MEDALLION RESOURCES, INC. | 0 | 11 | 0 | 1998-06-05 | 1999-05-12 |
| CHAPMAN OIL | 0 | 10 | 0 | 1980-12-05 | 1984-08-28 |
| SECONDARY GAS RECOVERY INC. | 0 | 10 | 0 | 1980-05-12 | 1988-04-13 |
| TEXAS MERIDIAN RES. EXPL., INC. | 0 | 9 | 0 | 1997-05-13 | 1997-11-13 |
| PEND OREILLE OIL & GAS CO. | 0 | 8 | 0 | 1982-05-17 | 1989-05-22 |
| REEF EXPLORATION, INC. (A-1) | 0 | 8 | 0 | 2003-06-11 | 2005-08-15 |
| CHAPMAN, ROGER INC. | 0 | 7 | 0 | 1985-05-20 | 1986-02-07 |
| BUTTES RESOURCES COMPANY | 0 | 7 | 0 | 1977-07-07 | 1979-06-28 |
| SAMSON HYDROCARBONS COMPANY | 0 | 7 | 0 | 1996-05-02 | 1996-10-18 |
| CABOT CORP. | 0 | 6 | 0 | 1977-06-22 | 1978-07-28 |
| HELMERICH & PAYNE, INC. | 0 | 6 | 0 | 1999-12-09 | 2001-06-19 |
| MUELLER EXPLORATION, INC. | 0 | 6 | 0 | 2012-01-25 | 2020-07-17 |
| MOSBACHER PRODUCTION CO. | 0 | 6 | 0 | 1980-02-15 | 1984-12-20 |
| TOTAL PETROLEUM, INC. | 0 | 6 | 0 | 1977-12-30 | 1982-02-24 |
| COCKRELL OIL CORPORATION | 0 | 6 | 0 | 1981-09-09 | 1984-05-11 |
| TRANSATLANTIC PETR (USA) CORP. | 0 | 6 | 0 | 2006-01-04 | 2006-06-27 |
| ENSERCH EXPLORATION, INC | 0 | 6 | 0 | 1977-11-18 | 1980-05-01 |
| MOORE MCCORMACK PRODUCTION, INC. | 0 | 5 | 0 | 1979-08-22 | 1982-12-10 |
| KERNS O & G, INC. | 0 | 5 | 0 | 1988-05-24 | 1993-03-24 |
| COASTAL PLAINS ENERGY, INC. | 0 | 5 | 0 | 1988-05-16 | 1991-09-11 |
| SENECA RESOURCES CORP. | 0 | 5 | 0 | 1984-04-12 | 2000-03-16 |
| CONTINENTAL OPERATING CO. | 0 | 5 | 0 | 2006-07-31 | 2006-07-31 |
| SUEMAUR EXPL. & PROD., LLC | 0 | 5 | 0 | 2007-10-25 | 2009-05-28 |
| ST. MARY LAND & EXPLORATION CO. | 0 | 5 | 0 | 2005-09-12 | 2006-10-20 |
| AMERICAN PETROFINA CO. OF TEX. | 0 | 5 | 0 | 1979-12-28 | 1984-03-01 |
| FMP OPERATING COMPANY, LTD PTN | 0 | 5 | 0 | 1989-09-06 | 1990-02-12 |
| MOORE-MCCORMACK OIL & GAS CORP. | 0 | 5 | 0 | 1983-03-11 | 1984-08-21 |
| MONSANTO COMPANY | 0 | 4 | 0 | 1977-10-19 | 1979-07-23 |
| RICHARDS PRODUCING COMPANY | 0 | 4 | 0 | 1983-12-16 | 1985-05-28 |
| EXCHANGE OIL & GAS CORP. | 0 | 4 | 0 | 1978-09-22 | 1982-05-18 |
| NATIONAL ONSHORE LP | 0 | 4 | 0 | 2006-01-26 | 2007-11-07 |
| CASKIDS OPERATING COMPANY | 0 | 4 | 0 | 2012-06-01 | 2012-06-04 |
| ROSE, J. & ASSOCIATES, INC. | 0 | 4 | 0 | 1980-02-27 | 1983-07-07 |
| LUCK PETROLEUM CORPORATION | 0 | 4 | 0 | 1987-09-18 | 1989-03-07 |
| SANCHEZ-O'BRIEN OIL & GAS CORP. | 0 | 4 | 0 | 1981-12-31 | 1983-11-21 |
| TENNECO OIL COMPANY-TGCD | 0 | 4 | 0 | 1985-10-16 | 1985-12-11 |
| BRISTOL RESOURCES CORPORATION | 0 | 4 | 0 | 1997-02-05 | 1997-02-05 |
| WEBER ENERGY CORPORATION | 0 | 3 | 0 | 1995-07-31 | 1996-03-01 |
| WALTER OIL & GAS CORPORATION | 0 | 3 | 0 | 1985-05-31 | 2002-12-20 |
| VENTUM OIL AND GAS, LP | 0 | 3 | 0 | 2008-09-29 | 2009-05-14 |
| SUE-ANN OPERATING CO. | 0 | 3 | 0 | 1978-04-03 | 1981-12-31 |
| MASTERS RESOURCES, L.L.C. | 0 | 3 | 0 | 2001-05-21 | 2004-06-24 |
| MILAGRO EXPLORATION, LLC | 0 | 3 | 0 | 2006-06-27 | 2008-04-02 |
| MIDSTATES OIL COMPANY | 0 | 3 | 0 | 1987-03-23 | 1987-07-17 |
| FLORIDA EXPLORATION CO. | 0 | 3 | 0 | 1981-09-24 | 1984-05-18 |
| SAMSON EXPLORATION, LLC | 0 | 3 | 0 | 2012-09-04 | 2014-01-13 |
| FRIO EXPLORATION COMPANY | 0 | 3 | 0 | 1982-06-11 | 1984-08-20 |
| OCEAN ENERGY, INC. | 0 | 3 | 0 | 2001-07-20 | 2002-11-08 |
| PROLITHIC ENERGY COMPANY, L.P. | 0 | 3 | 0 | 1999-10-15 | 2000-06-20 |
| FLORIDA GAS EXPLORATION COMPANY | 0 | 3 | 0 | 1977-11-02 | 1978-07-17 |
| ALAMO PET. CO. | 0 | 3 | 0 | 1978-11-03 | 1980-05-15 |
| AMERICAN COMETRA, INC. | 0 | 3 | 0 | 1989-04-21 | 1990-11-06 |
| REB PETROLEUM CO. | 0 | 3 | 0 | 1977-10-07 | 1978-08-14 |
| LINDENMUTH & ASSOCIATES, INC. | 0 | 3 | 0 | 1994-03-04 | 1996-02-29 |
| STEWART PETROLEUM COMPANY | 0 | 3 | 0 | 1981-06-23 | 1984-05-18 |
| MELLON ENERGY CO. | 0 | 2 | 0 | 1977-06-24 | 1977-12-07 |
| NICOR EXPLORATION COMPANY | 0 | 2 | 0 | 1991-04-08 | 1991-06-24 |
| NEUMIN PRODUCTION COMPANY | 0 | 2 | 0 | 1984-07-31 | 1985-02-06 |
| PHILLIPS OIL COMPANY | 0 | 2 | 0 | 1984-01-25 | 1985-04-23 |
| MOSBACHER, ROBERT | 0 | 2 | 0 | 1977-07-12 | 1977-07-12 |
| PRESTON OIL | 0 | 2 | 0 | 1990-10-29 | 1990-10-29 |
| PRODECO EXPLORATION, INC. | 0 | 2 | 0 | 1984-10-16 | 1985-02-26 |
| PRUDENTIAL DRILLING COMPANY | 0 | 2 | 0 | 1978-03-03 | 1985-07-23 |
| QUINTANA PET. CORP. | 0 | 2 | 0 | 1979-08-14 | 1979-08-15 |
| RIO PETROLEUM, INC. | 0 | 2 | 0 | 1984-03-27 | 1984-11-08 |
Showing the 300 most active of 481 operators.
Permit history from RRC drilling permits (updated daily); well inventories from the RRC wellbore schedule. See also all permits in Galveston County.