New Enterprise Stone & Lime is provides an array of construction services ranging from building bridges and roads to paving residential driveways and supplying aggregates, lime, stone, and concrete products for a variety of applications. The company's subsidiaries include Buffalo Crushed Stone, Martin Limestone, Valley Quarries, and the Port of Buffalo on eastern Lake Erie. New Enterprise has dozens of limestone, gravel, and sandstone mines, stone and sand quarries, and concrete and blacktop plants throughout Pennsylvania, New York, and Delaware. New Enterprise diversified its offerings with the 2008 purchase of Stabler Companies, a Pennsylvania-based construction materials producer and highway contractor.