Pioneer Concrete

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The Mid-Atlantic Group of Oldcastle Materials is one of the premier integrated suppliers of aggregates, asphalt, ready-mix concrete and paving services in the northeast United States.

As part of Oldcastle, the Mid-Atlantic Group of companies is composed of Pennsy Supply, Slusser Brothers, and Pioneer Materials. Each company retains its local identity and autonomy while providing the advantages of financial strength, best practices and purchasing power of a larger company to its customers.

Together the Mid-Atlantic Group accounts for $300 million in annual revenue; employs 1,000+ employees; operates ten aggregate quarries, four sand and gravel pits, 10 ready-mix concrete plants and 13 asphalt plants across Pennsylvania, Delaware and Maryland.