John McClenahan

John McClenahan

Local Manager & Board Certified Master Arborist

Call John McClenahan at 650-326-8781

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John McClenahan, Local Manager & Board Certified Master Arborist at Bartlett Tree Experts, works out of our Palo Alto, CA office.

More about John McClenahan

John graduated from Cal Poly, San Luis Obispo, and holds a Bachelor of Science degree in Ornamental Horticulture. A fourth-generation arborist, he joined the family firm, S. P. McClenahan Company, in 1993. Prior to Bartlett Tree Experts’ acquisition in 2022, John served as the company’s Chief Executive Officer. He is the Local Manager for S. P. McClenahan, a Division of F. A. Bartlett Tree Expert Company.
An ISA Board Certified Master Arborist, John enjoys helping tree owners on the Peninsula with their tree and plant health care needs. His credentials include, Licensed Pest Control Adviser, TCIA Certified Tree Care Safety Professional, ISA Tree Risk Assessor Qualified and member of the American Society of Consulting Arborists.
John has also been involved in the wider industry through his career, such as serving on the Board of Directors of Canopy Trees for Palo Alto and California Association of Pest Control Advisers where he served as Chair in 2015 and 2016. In 2012, his contributions were recognized when he was a recipient of the Western Chapter ISA Award of Achievement.
In his free time, John enjoys waterskiing, sports and spending time at the lake with his wife and family.




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What Our Customers Are Saying About John McClenahan

Everyone is consistently helpful, well informed, on time, and a pleasure to deal with. Thank you for your professionalism, friendly attitude, and meticulous care of our beloved trees.
Janet T., Portola Valley, CA  View all testimonials for Portola Valley, CA

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