Exhibit 1
JOINT FILING AGREEMENT
This will confirm the agreement by and among all the undersigned
that the Schedule 13G filed on or about this date and any further
amendments to the Schedule 13G with respect to beneficial ownership by the
undersigned of shares of the Common Stock, par value $0.01 per share, of
Beacon Power Corporation, are being filed on behalf of each of the
undersigned in accordance with Rule 13D-1(k)(1) under the Securities
Exchange Act of 1934. This agreement may be executed in two or more
counterparts, each of which shall be deemed an original, but all of which
together shall constitute one and the same instrument.
Dated: February 12, 2003
GE CAPITAL EQUITY INVESTMENTS, INC.
By: /s/ Xxxxx X. Xxxxx
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Name: Xxxxx X. Xxxxx
Title: Senior Vice President
GENERAL ELECTRIC CAPITAL CORPORATION
By: /s/ Xxxxx X. Xxxxx
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Name: Xxxxx X. Xxxxx
Title: Department Operations Manager
GENERAL ELECTRIC CAPITAL SERVICES, INC.
By: /s/ Xxxxx X. Xxxxx
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Name: Xxxxx X. Xxxxx
Title: Attorney-in-fact
GENERAL ELECTRIC COMPANY
By: /s/ Xxxxx X. Xxxxx
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Name: Xxxxx X Xxxxx
Title: Attorney-in-fact