Sterling Infrastructure (NASDAQ:STRL) reported quarterly earnings of $1.63 per share which beat the analyst consensus estimate of $1.26 by 29.37 percent. This is a 63 percent increase over earnings of $1.00 per share from the same period last year. The company reported quarterly sales of $430.95 million which beat the analyst consensus estimate of $409.05 million by 5.35 percent. This is a 2.14 percent decrease over sales of $440.36 million the same period last year.