About the Arborist
Harry Doyle is an ISA Certified Arborist (FL-9539A) with more than four decades of arboriculture experience in Florida. His work focuses on tree risk assessments, tree surveys and inventories, tree protection planning, and written arborist reports and letters.
Professional Background
Harry began working in the tree care industry in 1982 and spent many years performing field work including pruning, removals, and long-term tree management. Over time, his work expanded to include site evaluations, documentation, and professional arborist assessments.
This background provides practical understanding of how trees respond to site changes, maintenance practices, and environmental conditions, supporting the evaluation and documentation services provided today.
Credentials
ISA Certified Arborist (FL-9539A)
2019 – Earned ISA Certified Arborist credential
2025 – Re-certified as ISA Certified Arborist
Experience Timeline
1982 - Began professional tree work
1990s - 2000s - Crew leadership and residential/large-scale project experience
2019 - Earned ISA Certified Arborist credential (FL-9539A)
2025 - Re-certified as ISA Certified Arborist
2025 - Established Arbor Managers
Current Focus
Today, work is centered on evaluating existing trees, documenting observable conditions, and preparing written arborist reports and letters for planning, permitting, property evaluation, and long-term tree management decisions.
ArborManagers™
Tree Consulting Service
Founded and managed by an ISA Certified Arborist who has served Marion, Sumter, Lake, Citrus, Pasco, Hillsborough counties for more than 40 years.
