Mark Reiland

Assistant Instructor

15 Years of Experience


ISA Certified Arborist
Massachusetts Certified Arborist
Maine First Class Landscape Arborist
Maine First Class Utility Arborist
Master's of Science Degree in Tree Biomechanics


Mark has worked in production tree care since 2003. In 2009, shortly after earning his bachelor's in Forest Management, he became a certified arborist. Mark went on to earn his master's in Tree Biomechnanics and is currently the owner/operator of Valley ArborCare Tree Service in Maine. He joined the NATS team in 2016.