The best full-service tree care company in Arizona is called Tree Pros. Trees are trimmed, removed, and fertilised. Tree Pros, which was founded in 2006, has expanded to become the largest tree service business in the Greater Phoenix Metro area. More service workers and qualified arborists work for us than any other tree service company in Phoenix. We've served more than 50,000 valley people over the past 12 years, and we're still expanding.