Duncan Drilling Company has been family owned and operated since 1945. Currently in our 4th generation, we serve all of Richland, Ashland, Wayne, Holmes and Knox Counties. We offer sales, service and installation on all of our products. Duncan Drilling Company is a proud member of OWWA and IGSHPA (accredited geothermal installers).We offer:<li> Water well drilling - rotary/PVC and cable... Read More about Duncan Drilling Co

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