Larson Digging, Inc. is one of the largest and most well-known underground utility contractors in the South Dakota area. Started in 1962, Larson Digging, Inc. has been installing underground power, telecommunication, and water lines for over 50 years. Utilizing equipment from companies such as Caterpillar and Vermeer has helped Larson Digging, Inc. provide exceptional service that impresses clients year after year.

With work primarily taking place in the Eastern South Dakota region, Larson Digging, Inc. has been able to keep busy year after year by working with the majority of South Dakota’s Rural Electric Associations.

In addition to underground power cable installation, Larson Digging, Inc. also installs underground fiber, telephone cable, water lines, and gas lines.


In order to provide the best service possible, Larson Digging, Inc. works closely with its sister companies to provide a one-stop solution for its customers. Larson Cable Trailers makes and sells top-of-the-line cable trailers to electric and telecommunication cooperatives or larger models for oil field applications. When utility companies need better, more accurate mapping of new underground installations, Larson Utility Solutions was created to provide mapping, staking, and support well above the industry standard.