1. Roger D Launius PHD 12622 Kornett Ln, Bowie, MD 20715 Coordinate: 38.95699,-76.73473 Phone: (202) 528-3278
2. Chesapeake Environmental Mtrls 16701 Melford Blvd, Bowie, MD 20715 Coordinate: 38.96141,-76.71509 Phone: (301) 383-2674