History of LP Tree Service LP Tree service was founded in June of 1958, by Paul and Leona Ranum. It was started with a pickup truck, one rope, and one chainsaw. Paul operated the business for thirty five years, leaving the business in the capable hands of loved ones. Paul K Ranum died unexpectedly on February 14, 2011 at Mercy Hospital, and Trauma Center, here in Janesville, Wisconsin. In 1993, the two youngest sons Chris and Curt assumed operations of the company, and in 2003 added the third generation of tree care, with the addition of Jon Ranum (Chris's son). In May of 2007, Chris took over 100 percent interest in L P Tree, & now runs the company. Since its conception L P Tree Service has grown to become the largest tree care firm in Rock County. In the peak season the company employs as many as 9 staff members, and an equipment schedule of 2 aerial lifts, a whole tree chipper, a serco log truck, skid loaders, a 20" tree shear, stump grinders, dump trucks, and numerous pieces of ad