Columbia Professional Arborists is a family-owned and operated urban forestry service located in south-western Ontario. Backed by a team of fully licensed, insured and bonded arborists, we offer a wide range of services to residential, commercial, institutional and municipal clients throughout the region. We also provide 24-hour emergency service for storm damage repairs. All of our specialists are committed to providing you with the highest quality arboriculture, forestry and environmental services.