Gillespie Precast manufactures precast concrete products and structures for customers across the Mid-Atlantic and beyond. Established in 1922 as Gillespie & Son, the fifth-generation family-operated business established its precast operation in 2004 and has grown to operate manufacturing facilities in Maryland, Delaware, and North Carolina.
National Precast Concrete Association (NPCA) Plant Certification Quality Control Program
Maryland Department of Transportation (MDOT) precast structure manufacturing certification
Delaware Department of Transportation (DelDOT) precast structure manufacturing certification
Virginia Department of Transportation (VDOT) precast structure manufacturing certification
Pennsylvania Department of Transportation (PennDOT) precast structure manufacturing certification
State Highway Administration (SHA) – Maryland
New Jersey Department of Transportation (NJDOT)
West Virginia Department of Transportation (WVDOT)
North Carolina Department of Transportation (NCDOT)
South Carolina Department of Transportation (SCDOT)
Washington Suburban Sanitary Commission (WSSC)
DC Water (DCW)
Fairfax Water (FFW)
Loudoun Water (LW)
Pepco
BGE
Dominion Energy
Duke Energy
Gillespie & Son, IncFounded in 1922, Gillespie & Son is a fifth-generation, family-run concrete manufacturer and building-supply business based in Chestertown on Maryland’s Eastern Shore. It produces ready-mix concrete and precast products, serving Maryland and Delaware; its separate Gillespie Precast affiliate distributes to the broader Mid-Atlantic region. The company describes an operation that includes a concrete plant, precast facilities, warehousing, offices, and a builder’s supply store.CHESTERTOWN, MD
Precast Systems, LLCPrecast Systems, LLC manufactures specialty precast concrete products at facilities in Williamson, Pennsylvania, just outside Greencastle. Part of the Nitterhouse Companies, it traces its family’s concrete-producing history to 1923 and is managed by fifth-generation family member Matthew Diller. The company also provides installation services for its products.GREENCASTLE, PA
Nitterhouse Concrete Products, IncNitterhouse Concrete Products manufactures precast and prestressed concrete building components and structures from its Chambersburg, Pennsylvania facilities. Founded in 1923 by William L. Nitterhouse, the family-owned business is in its fifth generation of family ownership and management and operates a 127,500-square-foot manufacturing facility on a 105-acre site. It is a single-source precast provider serving construction projects in the Mid-Atlantic and beyond.CHAMBERSBURG, PA
Nelson PrecastSince 1952, Nelson Precast has manufactured architectural precast concrete and cast stone in Baltimore, with its early precast stairs still visible throughout the city’s row-house neighborhoods. The company now operates a large manufacturing plant serving projects across the Mid-Atlantic, while also handling specialty concrete work, precast erection, and underground utility infrastructure. Nelson Precast is 100% Hispanic-owned and its Baltimore plant is PCI certified.BALTIMORE, MD