Iron Tree Service. ® is a full-service tree pruning and removal company operating on the North Shore, MetroWest, and Greater Metropolitan area. We are currently looking for an. ACCOUNTING ASSISTANT. for our Beverly office. If you possess a keen attention to detail, work as well independently as part of a team, function well in a fast-paced, deadline-driven environment, and are willing to grow with us, we want to hear from you. Our ideal candidate...