Exhibit 99.3 STORAGENETWORKS, INC. Common Stock Underwriting Agreement ----------------------Underwriting Agreement • December 13th, 2000 • Goldman Sachs Group Inc • Security brokers, dealers & flotation companies • New York
Exhibit 99.5 Form of Lock-Up Agreement (EXHIBIT A TO UNDERWRITING AGREEMENT) October __, 2000 Goldman, Sachs & Co. Credit Suisse First Boston Corporation Merrill Lynch, Pierce, Fenner & Smith Incorporated Salomon Smith Barney Inc. Thomas Weisel...Goldman Sachs Group Inc • December 13th, 2000 • Security brokers, dealers & flotation companies
Goldman, Sachs & Co. Credit Suisse First Boston Corporation Merrill Lynch, Pierce, Fenner & Smith Incorporated Salomon Smith Barney Inc. Thomas Weisel Partners LLC c/o Goldman, Sachs & Co. 85 Broad Street New York, NY 10004
