Founded in 1988 by Randy Dunneisen, Dunneisen Excavating, L.L.C. is proudly based in Waterloo, Wisconsin. Our company has grown steadily over the years through repeat customers and referrals, expanding our team, fleet, and equipment to meet the changing needs of our clients. We provide a full range of services, from trucking and small grading projects to large-scale agricultural and industrial site preparation. In addition, we operate a sand pit located at W8215 Hwy 18 in Cambridge, WI. Everything we do is driven by a commitment to exceptional service, delivered by skilled, long-tenured employees our customers know and trust.