Allan's Tree Service, founded in Middlefield in 1981, has continuously operated in Middlesex County and surrounding towns. Allan Poole, the owner and founder, has been a Connecticut Licensed Arborist since 1976.

Prior to operating Allan's Tree Service, Allan was the State Bee Inspector, and also worked in orchard pruning for many years. Allan's Tree Service is dedicated to keeping the Connecticut environment green through the improved health of its trees and shrubs.