JOINT FILING AGREEMENT
EXHIBIT 99.1
JOINT FILING AGREEMENT
In accordance with Rule 16a-3(j) promulgated under the Securities Exchange
Act of 1934, as amended, each of the undersigned does hereby consent and agree
to the joint filing on behalf of each of them of Forms 3, 4 and 5 and all
amendments thereto with respect to the common stock, par value $.01 per share,
of Performance Technologies, Inc. which may be deemed to be beneficially owned
by each of them, and to the inclusion of this Joint Filing Agreement as an
exhibit thereto. In evidence thereof, the undersigned have executed this Joint
Filing Agreement this 28th day of January, 2008.
QUAKER CAPITAL MANAGEMENT CORPORATION
/s/ ▇▇▇▇ ▇. ▇▇▇▇▇▇▇▇▇▇
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Name: ▇▇▇▇ ▇. ▇▇▇▇▇▇▇▇▇▇, President
QUAKER CAPITAL PARTNERS I, L.P.
By: Quaker Premier, L.P., its general
partner
By: Quaker Capital Management
Corporation, its general partner
By: /s/ ▇▇▇▇ ▇. ▇▇▇▇▇▇▇▇▇▇
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▇▇▇▇ ▇. ▇▇▇▇▇▇▇▇▇▇
President
QUAKER PREMIER, L.P.
By: Quaker Capital Management
Corporation, its general partner
By: /s/ ▇▇▇▇ ▇. ▇▇▇▇▇▇▇▇▇▇
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▇▇▇▇ ▇. ▇▇▇▇▇▇▇▇▇▇
President
QUAKER CAPITAL PARTNERS II, L.P.
By: Quaker Premier II, L.P., its general
partner
By: Quaker Capital Management
Corporation, its general partner
By: /s/ ▇▇▇▇ ▇. ▇▇▇▇▇▇▇▇▇▇
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▇▇▇▇ ▇. ▇▇▇▇▇▇▇▇▇▇
President
QUAKER PREMIER II, L.P.
By: Quaker Capital Management
Corporation, its general partner
By: /s/ ▇▇▇▇ ▇. ▇▇▇▇▇▇▇▇▇▇
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▇▇▇▇ ▇. ▇▇▇▇▇▇▇▇▇▇
President
/s/ ▇▇▇▇ ▇. ▇▇▇▇▇▇▇▇▇▇
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