EXHIBIT 21.1
CONTANGO OIL & GAS COMPANY
Subsidiary List – June 30, 2004
100% Owned Subsidiaries:
Contango Operators, Inc.
REX Offshore Corporation
MOE Offshore Corporation
COE Offshore, LLC
Contango France, Inc.
Contango Petrole Aquitaine SARL (a French company, 100% owned by Contango France, Inc.)
Contango Sundance, Inc.
Contango Venture Capital Corporation
Contango STEP I, Inc.
Contango STEP II, Inc.
Contango STEP, LP
Partially Owned Subsidiaries:
Republic Exploration LLC (33.3% owned by REX Offshore Corporation)
Magnolia Offshore Exploration LLC (50% owned by MOE Offshore Corporation)
Contango Offshore Exploration LLC (66.7% owned by COE Offshore Corporation)
Contango Capital Partnership Management, LLC (32% owned by Contango Venture Capital Corporation)