RiverSmith Engineering

Welcome to RiverSmith Engineering, Inc.

RiverSmith Engineering, Inc. is a civil engineering consulting firm specializing in rivers, river processes, environmentally compatible river restoration, and levee rehabilitation work.

RiverSmith is certified by the State of California as a Small Business and a Disabled Veteran Business Enterprise (DVBE) and federally certified as a Service-Disabled Veteran-Owned Small Business (SDVOSB).

Thomas W. Smith, PE, GE, President of the firm, has over 49 years of experience in water resources engineering. He is licensed in California as a Civil and as a Geotechnical Engineer.


  • Hydrology
  • Hydraulics
  • Geotechnical in the Water Environment
  • River Erosion and Sedimentation Processes
  • Stream Restoration
  • Levee Evaluations
  • Small Dams Rehabilitation
  • Construction Services
  • Feasibility Studies – Flood Mitigation/Upgrades
  • Expert Witness