JOINT FILING AGREEMENT
Exhibit
99.1
The
undersigned hereby agree that the Statement on Schedule 13D filed herewith (and
any amendments thereto), relating to the Common Stock, par value $0.10 per share
of PrimeEnergy Corporation, is being filed jointly with the Securities and
Exchange Commission pursuant to Rule 13d-1(k)(l) under the Securities Exchange
Act of 1934, as amended, on behalf of each such person.
Dated:
June 1, 2009
THE
XXXXXXX XXXXX GROUP, INC.
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By: /s/
Xxxxxx Xxxxx
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Name:
Xxxxxx Xxxxx
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Title: Attorney-in-fact
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XXXXXXX,
SACHS & CO.
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By: /s/
Xxxxxx Xxxxx
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Name: Xxxxxx
Xxxxx
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Title: Attorney-in-fact
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GSCP
V ADVISORS, L.L.C.
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By: /s/
Xxxxxx Xxxxx
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Name:
Xxxxxx Xxxxx
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Title: Attorney-in-fact
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GSCP
V OFFSHORE ADVISORS, L.L.C.
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By: /s/
Xxxxxx Xxxxx
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Name:
Xxxxxx Xxxxx
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Title: Attorney-in-fact
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GS
ADVISORS V, L.L.C.
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By: /s/
Xxxxxx Xxxxx
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Name:
Xxxxxx Xxxxx
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Title: Attorney-in-fact
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XXXXXXX,
XXXXX MANAGEMENT GP GMBH
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By: /s/
Xxxxxx Xxxxx
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Name:
Xxxxxx Xxxxx
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Title: Attorney-in-fact
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GS
CAPITAL PARTNERS V FUND, L.P.
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By: /s/
Xxxxxx Xxxxx
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Name:
Xxxxxx Xxxxx
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Title: Attorney-in-fact
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GS
CAPITAL PARTNERS V OFFSHORE FUND, L.P.
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By: /s/
Xxxxxx Xxxxx
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Name:
Xxxxxx Xxxxx
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Title: Attorney-in-fact
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GS
CAPITAL PARTNERS V GMBH & CO. KG
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By: /s/
Xxxxxx Xxxxx
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Name:
Xxxxxx Xxxxx
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Title: Attorney-in-fact
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GS
CAPITAL PARTNERS V INSTITUTIONAL, L.P.
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By: /s/
Xxxxxx Xxxxx
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Name:
Xxxxxx Xxxxx
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Title: Attorney-in-fact
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GSCP
VI ADVISORS, L.L.C.
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By: /s/
Xxxxxx Xxxxx
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Name:
Xxxxxx Xxxxx
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Title: Attorney-in-fact
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GSCP
VI OFFSHORE ADVISORS, L.L.C.
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By: /s/
Xxxxxx Xxxxx
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Name:
Xxxxxx Xxxxx
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Title: Attorney-in-fact
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GS
ADVISORS VI, L.L.C.
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By: /s/
Xxxxxx Xxxxx
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Name:
Xxxxxx Xxxxx
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Title: Attorney-in-fact
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GS
CAPITAL PARTNERS VI FUND, L.P.
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By: /s/
Xxxxxx Xxxxx
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Name:
Xxxxxx Xxxxx
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Title: Attorney-in-fact
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GS
CAPITAL PARTNERS VI OFFSHORE FUND, L.P.
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By: /s/
Xxxxxx Xxxxx
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Name:
Xxxxxx Xxxxx
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Title: Attorney-in-fact
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GS
CAPITAL PARTNERS VI PARALLEL, L.P.
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By: /s/
Xxxxxx Xxxxx
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Name:
Xxxxxx Xxxxx
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Title: Attorney-in-fact
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GS
CAPITAL PARTNERS VI GMBH & CO. KG
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By: /s/
Xxxxxx Xxxxx
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Name:
Xxxxxx Xxxxx
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Title: Attorney-in-fact
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PVF
HOLDINGS LLC
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By: /s/
Xxxxxxx X. Lake
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Name:
Xxxxxxx X. Lake
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Title: Executive
Vice President, General
Counsel and Corporate Secretary
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XxXXXXXX
RED MAN HOLDING CORPORATION
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By: /s/
Xxxxxxx X. Lake
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Name:
Xxxxxxx X. Lake
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Title: Executive
Vice President, General
Counsel and Corporate Secretary
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