... while improper pruning and trimming can damage a tree for LIFE. It is our goal to work with you to improve your trees aesthetically and to ensure they remain healthy and flourish. Only Trees is committed to protecting your growing investment! We are one of the few local companies with a Certified Arborist as part of our team. A Certified Arborist is a tree care professional highly qualified and trained in the care of trees and shrubs (...more info). In addition, we employ only experienced tree trimmers who follow strict industry standards, such as those set by the International Society of Arboriculture (ISA). Proper tree maintenance cannot be overstressed.