Silvi Group | Fairless Hills, Pa – Produces ready-mix, cement, and aggregate under several brand names: Silvi Concrete, Sahara Sand, RCM Cement, and Gibraltar Rock. Silvi Concrete serves eastern Pennsylvania and New Jersey with seven ready-mix plants and more than 100 front-discharge ready-mix trucks. The service area for cement and aggregates extends to Maryland, Delaware, and New York. In June 2009, Silvi bought the 1440-acre Belle Mead quarry from 3M Company near Princeton, N.J. The producer has sold almost 500 acres of that land to historic and ecological preservation groups.www.silvi.com
