Find the Right Tree Service.
Skip the Risk.
Every Company Credential-Verified
We check four credentials for every company: CSLB contractor license, ISA Certified Arborist status, TRAQ qualification, and current insurance. Every listing shows what we’ve verified, what we haven’t, and when we last checked.
Your Trees vs. the Next Atmospheric River
Which species fail first, what to inspect before the storm, and what your insurance actually covers.
5 Red Flags in a Tree Service Quote
What to watch for before you sign.
How Bay Area Heritage Trees Work
City-by-city: what’s protected, what triggers permits, what violations cost.
Every ranking, article, and tool on this site is authored or reviewed by me — a practicing ISA Certified Arborist. Companies are evaluated using a published, weighted rubric covering credentials, safety practices, reviews, and regulatory compliance. I accept no payment for rankings.
Free: Bay Area Tree Owner’s Checklist
City-by-city permit rules, hiring red flags, and emergency steps — one printable PDF.
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Tell us about your tree and we’ll connect you with 2–3 vetted providers.