ISA Certified Arborists are professionals who have achieved a high level of knowledge and on-the-job experience in the tree care industry and who have successfully completed an extensive exam developed by the International Society of Arboriculture (ISA), leading experts on tree care. ISA Certified Arborists must also continue their education to maintain their certification and adhere to a Code of Ethics. Hiring a Certified Arborist is a decision that will give you the assurance that your trees will receive the best possible care available. CLICK HERE to go to ISA’s website