Established in 1974 in Ottertail, Minnesota, Carr’s Tree Service was founded by a father and his sons. The tree service busin ... ess has now expanded to serve the majority of the state of Minnesota with offices in Ottertail, Alexandria, Rochester, St. Cloud, and Mankato. In addition to Minnesota, we work in Eastern North Dakota, and Eastern South Dakota, Northern Iowa, and Western Wisconsin. Our staff is highly skilled in all areas of the tree service industry and are certified line clearance tree trimmers. Training entails CPR and First Aid, Aerial Rescue Practices, and line voltage recognition. We are proud to be a member of the International Society of Arboriculture (ISA) and Tree Care Industry Association (TCIA). We currently have 14 ISA arborists on staff. read more