Fjelstul Trenching LLC. is a underground utility company that locates, installs, and repairs underground utilities. Fjelstul Trenching LLC. serves Iowa, Minnesota, and Wisconsin. We can perform duties as simple as repairing field drainage tile all the way to the most complex fiber-optic installation in your community. The equipment that we have to complete your project on time and on budget are Trenchers, cable plows, backhoes, and horizontal directional drills. So contact us today for all of your underground needs.