Hamilton Tree Service
(925) 228-1010
  • City ofFairfield
  • City ofPittsburg
  • City ofWalnut Creek
  • North BayIndustries
  • HOAHeather Farms
  • City ofVacaville
  • City ofLafayette

Martinez, CA · Serving the Bay Area

The safest tree service in the Bay Area.

Number one in safety, with the most capable equipment and certifications in the business — removal, pruning, land clearing and emergency response across the Bay Area.

Call (925) 228-1010Request an estimate
  • CA State Contractors License

    699865 | C61-D49 & C27

  • DIR Registration

    1000044188

  • CAL FIRE Licensed Timber Operator

    A012407

  • ISA Certified Arborist

    TRAQ — Tree Risk Assessment Qualified

  • Qualified Applicator License (QAL)
  • Combined insurance coverage

    $10 million

City tree permits information

Which trees need a permit in 22 Bay Area cities and counties, what each asks you to plant in place of one you take down, and where to apply.

Updated September 17, 2026

What we do

Residential, commercial and municipal work across the Bay Area.

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Got a tree you’re worried about?

Tell us what you’re looking at and we’ll come and have a look. Estimates are free.