HARRISBURG , Pa., May 2 /PRNewswire/ -- Pennsy Supply, Inc. of the Mid-Atlantic Group of Companies of Oldcastle Materials, announced today that it has acquired Pioneer Concrete, Inc. of Wilmington , Del. Oldcastle Materials, Inc. is the leading vertical integrated supplier of aggregates, asphalt, ready-mix concrete and paving services in the United States and is one of four divisions of CRH plc, the international building materials group. Oldcastle's Mid-Atlantic Group includes Pennsy Supply of Harrisburg , Pa., Slusser Brothers, based in Hazleton, Pa., and Tilcon-Delaware of Dover , Del.

Established in 1993, Pioneer Concrete includes four concrete plants located in Wilmington, Bear and Dover, Del., and Avondale, Pa. The 120-employee company provides ready-mix concrete and concrete pumping services for residential, industrial, highway and commercial contractors throughout Delaware, Maryland and Pennsylvania.

The Mid-Atlantic Group of Oldcastle Materials, Inc. supplies aggregate, asphalt, concrete and paving services throughout the mid-Atlantic region. It is led by Harrisburg, Pa.-based Pennsy Supply and includes Slusser Brothers of Hazleton, Pa., Tilcon-Delaware of Dover, Del.,and Pioneer Concrete of Wilmington, Del. Together, the Mid-Atlantic Group accounts for $280 million in annual revenue; more than 1,200 employees; and operates 10 aggregate quarries, 4 sand and gravel pits, 10 ready-mix concrete plants, 13 asphalt plants and 4 rail stone depots across Pennsylvania, Delaware and Maryland.

Oldcastle Materials is a vertical integrated supplier of aggregate, asphalt, ready-mix concrete and paving services in the United States and is one of four divisions of CRH plc, the international building materials group.

For more information about Pioneer Concrete products and services, call302-427-7400 or visit http://www.pioneerconcrete.net.