S Thomas Contracting Inc 1906 W Grove Ave Fallston, MD 21047 Phone : (410) 893-1196 S Thomas Contracting Inc Business Category Builders & Contractors Septic Tanks & Systems Excavating Contractors Septic Tanks/Systems-Cleaning/Repairing Septic Tanks & Systems Wholesale General Contractors-Residential Buildings Plumbing Heating & Air-Conditioning Services           Excavating, Excavation, Footings, Grading, Installation, Septic Systems, Utilities