0001047469-05-015444 Sample Contracts

• Shares Cogent Communications Group, Inc. Common Stock UNDERWRITING AGREEMENT

Underwriting Agreement • May 20th, 2005 • Cogent Communications Group Inc • Services-prepackaged software • New York

• Contract Type
  Underwriting Agreement
• Filed
  May 20th, 2005
• Company
  Cogent Communications Group Inc
• Industry
  Services-prepackaged software
• Jurisdiction
  New York

LEHMAN BROTHERS INC. As Representative of the several Underwriters named in Schedule 1 attached hereto, c/o Lehman Brothers Inc. 745 Seventh Avenue New York, New York 10019