JOINT FILING AGREEMENT
EXHIBIT 99.1
January 18, 2005
This will confirm the agreement by and among the undersigned that the Schedule 13D filed on or about this date, and any amendments thereto, with respect to the beneficial ownership of the undersigned of shares of the Common Stock of Greenfield Online, Inc. is being filed on behalf of each of the undersigned. 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.
| /s/ Xxxxxxx Xxxxxx | ||||||||
| XXXXXXX XXXXXX | ||||||||
| /s/ Xxxxx Xxxxxxx | ||||||||
| XXXXX XXXXXXX | ||||||||
| /s/ Xxxxx Xxxxxxxx | ||||||||
| XXXXX XXXXXXXX | ||||||||
| INSIGHT CAPITAL PARTNERS III, L.P. INSIGHT CAPITAL PARTNERS (CAYMAN) III, L.P. INSIGHT CAPITAL PARTNERS III CO-INVESTORS, L.P. |
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| By: | INSIGHT VENTURE
ASSOCIATES III, L.L.C., as General Partner of Insight Capital Partners III, L.P. and Insight Capital Partners III – Co-Investors, L.P. and Investment General Partner of Insight Capital Partners (Cayman) III, L.P. |
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| By: | /s/ Xxxxxxx Xxxxxx |
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| Name: Xxxxxxx Xxxxxx Title: Authorized Member |
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| INSIGHT VENTURE ASSOCIATES III, L.L.C. | ||||||||
| By: | /s/ Xxxxxxx Xxxxxx |
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| Name: Xxxxxxx Xxxxxx Title: Authorized Member |
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