Tree Risk Assessment, Consulting, Preservation and Appraisal

Arbor Doctor owner Ron Rothhaas is a Registered Consulting Arborist (RCA), an ISA Board Certified Master Arborist®, a frequent contributor to the nationally syndicated In The Garden With Ron Wilson radio gardening show, and is the primary author and contributor of the Plant Health Care Newsletter for the Ohio Green Industry Association. Ron has been an ISA (International Society of Arboriculture) Certified Arborist® since 2004 and in February 2017 passed the exam for ISA Board Certified Master Arborist®. RCAs have achieved the highest level of arboricultural credentialing available and can handle the most challenging and highest-profile assignments. The ISA Board Certified Master Arborist® credential is the highest level of certification offered by ISA. This credential recognizes ISA Certified Arborists® who have reached the pinnacle of their profession. In addition to passing an extensive scenario-based exam, candidates must abide by the ISA Board Certified Master Arborist® Code of Ethics which ensures quality of work and high ethical standards. Fewer than two percent of all ISA Certified Arborists® currently hold this certification.

Horticultural and Arboricultural Consulting

Arboricultural Consulting. A profession which involves the independent and objective application of technical knowledge, analytical skills, and professional judgment to tree-related issues in order to provide observations, conclusions, and appropriate recommendations. Arboricultural Consultant (also known as a Consulting Arborist).  An individual engaged in arboricultural consulting.  ASCA members must adhere to Standards of Professional Practice. Consulting: the providing of expert knowledge to another party for a fee. —