JOINT FILING AGREEMENT
Exhibit 99.1
The
undersigned hereby agree that the Statement on Schedule 13G dated June 30, 2008
with respect to the shares of Common Stock, par value $0.0001 per share, of
Fortress International Group, Inc. and any further amendments thereto executed
by each and any of the undersigned shall be filed on behalf of each of the
undersigned pursuant to and in accordance with the provisions of Rule
13d-1(k)(1) under the Securities Exchange Act of 1934, as amended.
Dated:
June 30, 2008
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RCG
ENTERPRISE, LTD
By:
Ramius LLC,
its investment manager
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By:
C4S & Co., L.L.C.,
as managing member
C4S
& CO., L.L.C.
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By:
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/s/
Xxxxxxx X. Xxxxxxx
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Name: Xxxxxxx
X. Xxxxxxx
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Title: Authorized
Signatory
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/s/
Xxxxxxx X. Xxxxxxx
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XXXXXXX
X. XXXXXXX
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Individually
and as attorney-in-fact for Xxxxx X. Xxxxx, Xxxxxx X. Xxxxx and Xxxxxx X.
Xxxxxxx
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