EXHIBIT 10.4
AGREEMENT
The undersigned reporting persons hereby agree that the statements filed
pursuant to this Schedule 13D/A, to which this Agreement is filed as an exhibit,
are filed on behalf of each of them.
Date: April 1, 2004 ENCAP INVESTMENTS L.L.C.
By: EnCap Investments L.P.,
its manager
By: EnCap Investments GP, L.L.C.,
its general partner
By: /s/ D. Xxxxxx Xxxxxxxx
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D. Xxxxxx Xxxxxxxx,
Senior Managing Director
Date: April 1, 2004 ENCAP INVESTMENTS L.P.
By: EnCap Investments GP, L.L.C.,
its general partner
By: /s/ D. Xxxxxx Xxxxxxxx
--------------------------------
D. Xxxxxx Xxxxxxxx,
Senior Managing Director
Date: April 1, 2004 ENCAP INVESTMENTS GP, L.L.C.
By: /s/ D. Xxxxxx Xxxxxxxx
--------------------------------
D. Xxxxxx Xxxxxxxx,
Senior Managing Director
Date: April 1, 2004 RNBD GP LLC
By: /s/ D. Xxxxxx Xxxxxxxx
--------------------------------
D. Xxxxxx Xxxxxxxx,
Senior Managing Director
Date: April 1, 2004 /s/ Xxxxx X. Xxxxxx
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XXXXX X. XXXXXX
Date: April 1, 2004 /s/ Xxxx X. Xxxxxxxx
------------------------------------
XXXX X. XXXXXXXX
Date: April 1, 2004 /s/ D. Xxxxxx Xxxxxxxx
------------------------------------
D. XXXXXX XXXXXXXX
Date: April 1, 2004 /s/ Xxxxxx X. Xxxxxx
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XXXXXX X. XXXXXX