An ISA Certified Arborist® is a highly experienced professional who has been certified by the International Society of Arboriculture.  They have undergone rigorous testing and training to earn their certification, demonstrating their expertise in tree biology, identification of tree diseases and pests, proper pruning techniques, soil management, and safety practices. Certified arborists are equipped to assess the health of trees, diagnose issues, provide recommendations for treatment or removal if necessary, and execute these tasks with precision. They play a crucial role in preserving the urban forest by promoting healthy tree growth and mitigating potential hazards that could pose risks to property or people.