33 40 00 Storm Drainage Utilities 32 13 00 Rigid Paving 31 00 00 Earthwork 33 00 00 Utilities 31 32 00 Soil Stabilization 03 30 00 Cast-in-Place Concrete 03 00 00 Concrete 31 20 00 Earth Moving 31 23 00 Excavation and Fill 03 47 13 Tilt-Up Concrete
DIFFCO, and Industrial Construction company, is a privately held, fully insured and bonded contractor located in Houston, Texas. We service the Industrial market for Civil Construction and Maintenance, including concrete, demolition, earthwork, underground and railroad.