Since its establishment in 1954, Olson's Sewer Service and Olson's Excavating Service, based in Forest Lake, MN, has been committed to providing excellent customer service. Our team of 19-25 licensed and certified professionals specializes in the maintenance, installation, and repair of onsite sewage treatment systems, including pumping and line cleaning. We also offer full-service residential and commercial excavating, site development, and storm sewer services. We pride ourselves on quality work, value engineering, and transparency. Remember to ask about our Neighbor + Neighbor Discount.