OIL & GAS FIELD EXPLORATION SERVICES

Latest SC 13D/A SEC Filings
General statement of acquisition of beneficial ownership: [Amend]

ASPEN GROUP RESOURCES CORP, SC 13D/A, 2000-12-12
HOME STAKE OIL & GAS CO, SC 13D/A, 2000-12-12
MAXX PETROLEUM LTD, SC 13D/A, 2000-11-27
DAWSON GEOPHYSICAL CO, SC 13D/A, 2000-11-15
MIZAR ENERGY CO, SC 13D/A, 2000-06-12
HOUSTON EXPLORATION CO, SC 13D/A, 2000-04-07
DAWSON GEOPHYSICAL CO, SC 13D/A, 2000-01-04
SEITEL INC, SC 13D/A, 1999-12-30
DAWSON GEOPHYSICAL CO, SC 13D/A, 1999-10-04
SHERIDAN ENERGY INC, SC 13D/A, 1999-09-09
SHERIDAN ENERGY INC, SC 13D/A, 1999-09-03
TATHAM OFFSHORE INC, SC 13D/A, 1999-08-13
HOME STAKE OIL & GAS CO, SC 13D/A, 1999-07-08
HOME STAKE OIL & GAS CO, SC 13D/A, 1999-07-02
DAWSON GEOPHYSICAL CO, SC 13D/A, 1999-06-11
DAWSON GEOPHYSICAL CO, SC 13D/A, 1999-05-13
DAWSON GEOPHYSICAL CO, SC 13D/A, 1999-04-29
DAWSON GEOPHYSICAL CO, SC 13D/A, 1999-04-27
DAWSON GEOPHYSICAL CO, SC 13D/A, 1999-03-26
SHERIDAN ENERGY INC, SC 13D/A, 1999-01-06
DAWSON GEOPHYSICAL CO, SC 13D/A, 1998-11-24
SEVEN SEAS PETROLEUM INC, SC 13D/A, 1998-02-20
HOME STAKE OIL & GAS CO, SC 13D/A, 1998-02-11
SHERIDAN ENERGY INC, SC 13D/A, 1998-01-29
UNIVERSAL SEISMIC ASSOCIATES INC, SC 13D/A, 1997-08-11
ENVIRONMENTAL PLUS INC /TX/, SC 13D/A, 1997-07-09
GRANT GEOPHYSICAL INC, SC 13D/A, 1997-07-03
GRANT GEOPHYSICAL INC, SC 13D/A, 1997-07-02
UNIVERSAL SEISMIC ASSOCIATES INC, SC 13D/A, 1997-02-28
HOME STAKE ROYALTY CORP /OK/, SC 13D/A, 1997-01-27
VERITAS DGC INC, SC 13D/A, 1997-01-13
VERITAS DGC INC, SC 13D/A, 1997-01-07
GRANT GEOPHYSICAL INC, SC 13D/A, 1996-12-30
UNIVERSAL SEISMIC ASSOCIATES INC, SC 13D/A, 1996-12-12
HOME STAKE ROYALTY CORP /OK/, SC 13D/A, 1996-12-02
GRANT GEOPHYSICAL INC, SC 13D/A, 1996-11-18
GRANT GEOPHYSICAL INC, SC 13D/A, 1996-11-12
UNIVERSAL SEISMIC ASSOCIATES INC, SC 13D/A, 1996-11-01
VERITAS DGC INC, SC 13D/A, 1996-10-24
GRANT GEOPHYSICAL INC, SC 13D/A, 1996-09-03
UNIVERSAL SEISMIC ASSOCIATES INC, SC 13D/A, 1996-06-12


© 2022 IncJournal is not affiliated with or endorsed by the U.S. Securities and Exchange Commission