Founded by Bob Winkler, Winkler Trenching and Excavating LLC has been in business since 1983.


  • Directional Drilling- 550 feet boring capability under and around roads, buildings etc.
  • Vibratory Plow for gas, water, communication and electric lines.
  • Gas line installation.
  • Under drain for streets, driveways, asphalt, etc.
  • Geothermal heating loop installation.
  • Field Tiling- farm drainage tile.
  • General trenching- up to 18 inches wide and 6 feet deep.
  • Backhoe work.