EXHIBIT 10.4 FIRST AMENDMENT TO EQUITY CALL AGREEMENT THIS FIRST AMENDMENT TO EQUITY CALL AGREEMENT (this "Amendment"), dated as of November 20, 2001, is made by and among Orius Corp., a Florida corporation ("Holdings"), NATG Holdings, LLC, a Delaware...Equity Call Agreement • November 21st, 2001 • Orius Corp • Electrical work • New York
