[ A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | Y | Z ]

Magnum Petroleum, Inc. Meridian Resource Corporation (TMRC)
Mantaur Petroleum Corporation Mitchell Energy & Development Corp.
Manti Resources, Inc. MMS Petroleum PLC
Marathon Oil Company Mobil Oil Corporation
Maverick Energy, Inc. Mobil (Australia)
Maverick Energy & Development Corporation Mobil (New Zealand)
Maxwell Oil & Gas Ltd. Mobil (South Africa)
McMoRan Oil & Gas Co. Mobil (United Kingdom)
MDU Resources Group, Inc. Mosaic Oil N.L.
M. E. Operating and Services, Inc. Murphy Oil Corporation
Mera Petroleums Inc.