For more than 45 years, he has worked in arboriculture and urban forestry, providing consulting and management services involving tree appraisal, tree risk assessment, inventorying, mapping, preservation, and long-term tree care planning. His expertise includes plant health care, insect and disease management, municipal tree management, native woody plants, arboreta operations, and landscape-related tree issues. He also has more than 10 years of expert witness experience involving depositions, courtroom testimony, and consulting in tree-related disputes.

Alongside his consulting work, he has operated a private tree care and landscape management practice for more than 45 years, overseeing arboricultural assessments, pruning practices, tree preservation efforts, and risk evaluations for residential, commercial, and institutional properties. His work has included implementation of large-scale tree inventory and condition assessment programs involving institutional campuses and public park properties. He also served for many years in leadership roles involving municipal tree management and urban forestry initiatives.

His professional background additionally includes extensive teaching and industry leadership within arboriculture education and professional training. He has taught courses involving arboriculture, native woody plants, tree appraisal, and tree risk assessment methodologies, while also administering professional arboriculture training programs. His credentials include Board Certified Master Arborist, Municipal Arborist, Registered Consulting Arborist, Licensed Tree Expert, Tree Care Safety Professional, and Tree Risk Assessment Qualification certifications.