UNDERWRITING AGREEMENTUnderwriting Agreement • June 6th, 2006 • Cogent Communications Group Inc • Services-prepackaged software • New York
Contract Type FiledJune 6th, 2006 Company Industry JurisdictionLEHMAN BROTHERS INC. BEAR, STEARNS & CO. INC. As Representatives of the several Underwriters named in Schedule 1 attached hereto, c/o Lehman Brothers Inc. 745 Seventh Avenue New York, New York 10019