MasTec(MTZ) - 2024 Q1 - Quarterly Results

Exhibit 99.1 Contact: J. Marc Lewis, Vice President-Investor Relations 305-406-1815 marc.lewis@mastec.com For Immediate Release MasTec Announces First Quarter 2024 Financial Results and Raises Guidance for the Year Coral Gables, FL (May 2, 2024) — MasTec, Inc. (NYSE: MTZ) today announced first quarter 2024 financial results and updated its full year 2024 guidance expectations. First quarter 2024 revenue was up 4% to $2.69 billion, a first quarter record, compared to$2.58 billion for the first quarter of 20 ...