MIAMI, April 13 /PRNewswire-FirstCall/ -- MasTec, Inc.

MIAMI, April 6 /PRNewswire-FirstCall/ -- MasTec, Inc. (NYSE: MTZ) today announced that the process of providing the support necessary for its auditors to conclude their work in connection with the audited financial statements for the year ended December 31, 2003 is substantially complete.

MIAMI, March 30 /PRNewswire-FirstCall/ - MasTec, Inc. (NYSE: MTZ) today announced that the Company intends to release earnings for the year ended December 31, 2003 during the week of April 5, 2004. The related conference call and webcast information will be announced at that time.

MIAMI, March 10 /PRNewswire-FirstCall/ -- MasTec, Inc. (NYSE: MTZ) today announced that it will ring the opening bell at the New York Stock Exchange on Thursday, March 11, at 9:30 am EST in celebration of its 10-year anniversary as a publicly traded company.

MIAMI, March 10 /PRNewswire-FirstCall/ -- MasTec, Inc. (NYSE: MTZ) today announced that the filing of its 10-K will be been delayed past the March 15th deadline. As a result, the Company is filing a Form 12b-25 with the SEC requesting the permitted 15-day extension to file.