EXHIBIT 1 - JOINT FILING AGREEMENT
Joint Filing Agreement
The undersigned hereby agree that the Statement on Schedule 13D filed
herewith (and any amendments thereto), relating to the common stock, par value
$0.01 per share, of Nalco Holding Company, is being filed jointly with the
Securities and Exchange Commission pursuant to Rule 13d-1(k)(1) under the
Securities Exchange Act of 1934, as amended, on behalf of each such person.
November 24, 2004
THE XXXXXXX XXXXX GROUP, INC.
By: /s/ Xxx Xxxxx
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Name: Xxx Xxxxx
Title: Attorney-in-fact
XXXXXXX, SACHS & CO.
By: /s/ Xxx Xxxxx
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Name: Xxx Xxxxx
Title: Attorney-in-fact
GS ADVISORS 2000, L.L.C.
By: /s/ Xxx Xxxxx
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Name: Xxx Xxxxx
Title: Attorney-in-fact
XXXXXXX, XXXXX & CO. OHG
By: /s/ Xxx Xxxxx
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Name: Xxx Xxxxx
Title: Attorney-in-fact
XXXXXXX, SACHS MANAGEMENT GP GMBH
By: /s/ Xxx Xxxxx
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Name: Xxx Xxxxx
Title: Attorney-in-fact
GS EMPLOYEE FUNDS 2000 GP, L.L.C.
By: /s/ Xxx Xxxxx
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Name: Xxx Xxxxx
Title: Attorney-in-fact
GS CAPITAL PARTNERS 2000, L.P.
By: /s/ Xxx Xxxxx
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Name: Xxx Xxxxx
Title: Attorney-in-fact
GS CAPITAL PARTNERS 2000 OFFSHORE,
L.P.
By: /s/ Xxx Xxxxx
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Name: Xxx Xxxxx
Title: Attorney-in-fact
GS CAPITAL PARTNERS 2000 GMBH & CO.
BETEILIGUNGS KG
By: /s/ Xxx Xxxxx
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Name: Xxx Xxxxx
Title: Attorney-in-fact
GS CAPITAL PARTNERS 2000 EMPLOYEE
FUND, L.P.
By: /s/ Xxx Xxxxx
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Name: Xxx Xxxxx
Title: Attorney-in-fact
XXXXXXX XXXXX DIRECT INVESTMENT
FUND 2000, L.P.
By: /s/ Xxx Xxxxx
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Name: Xxx Xxxxx
Title: Attorney-in-fact
NH ACQUISITION LLC
By: /s/ Xxx Xxxxx
-------------------------------
Name: Xxx Xxxxx
Title: Attorney-in-fact
