EXHIBIT 4.1 AMENDMENT ("Amendment") dated as of July 12, 2002 between FIBERNET TELECOM GROUP, INC. ("Company") and SDS MERCHANT FUND, L.P. ("SDS") to that certain Promissory Note dated as of March 14, 2002 (as amended by the Amendments dated as of...Fibernet Telecom Group Inc\ • July 16th, 2002 • Telephone communications (no radiotelephone) • New York
Company FiledJuly 16th, 2002 Industry Jurisdiction