MasTec Announces Second Quarter Results In-line with Guidance — CORAL GABLES, Fla., Aug. 11, 2014 /PRNewswire/ — Posted by Social Media | Aug 12, 2014 | Coral Gables | 0 | CORAL GABLES, Fla., Aug. 11, 2014 /PRNewswire/ — MasTec, Inc. (NYSE: MTZ) today announced 2014 second quarter… Source: www.prnewswire.com