JOINT FILING AGREEMENT
Exhibit 99.6
In accordance with Rule 13d-1(k)(1) under the Securities Exchange Act of 1934, as amended, each of
the undersigned acknowledges and agrees that a statement on Schedule 13D (including any amendments
thereto) with respect to the Common Stock, $0.01 par value per share, of Acco Brands Corporation,
shall be filed on behalf of each of the undersigned and acknowledges that as contemplated by
Section 13d-1(k)(1)(ii), no person shall be responsible for the completeness or accuracy of the
information concerning the other persons making the filing, unless such person knows or has reason
to believe that such information is inaccurate. This Agreement may be executed in any number of
counterparts and all such counterparts taken together shall constitute one and the same instrument.
Date: November 23, 2005
| LANE INDUSTRIES, INC. |
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| By: | /s/ Xxxxxx X. Xxxxxxxx | |||
| Xxxxxx X. Xxxxxxxx, Senior Vice President | ||||
| Secretary and General Counsel | ||||
| LED I LLC |
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| By: | Lane Industries, Inc. | |||
| its sole Member | ||||
| By: | /s/ Xxxxxx X. Xxxxxxxx | |||
| Xxxxxx X. Xxxxxxxx, Senior Vice President | ||||
| Secretary and General Counsel | ||||
| LED II LLC |
||||
| By: | Lane Industries, Inc. | |||
| its sole Member | ||||
| By: | /s/ Xxxxxx X. Xxxxxxxx | |||
| Xxxxxx X. Xxxxxxxx, Senior Vice President | ||||
| Secretary and General Counsel | ||||
