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Oak Harbor, Washington

Find a registered pro in Oak Harbor

Island County, Washington · 37 registered with the state

37 plumbers, electricians, HVAC, septic, tree and garage door businesses with a Oak Harbor address are registered with Washington L&I. Pick a trade to see who they are.

Updated October 16, 2026 from the state register

Photo: brewbooks, CC BY-SA 2.0, via Wikimedia Commons

What do you need?

2HVAC companiesregistered here 0Septic and side-sewer contractorsnone based here 4Tree servicesregistered here 1Garage door companiesregistered here 11Plumbersregistered here 19Electriciansregistered here

Not sure who you need?Check a photo of the problem Got a quote already?Check their registration

Common problems

Water leaking through the ceiling?No hot water?Drain or toilet blocked?Sewage backing up?Breaker keeps tripping?Burning smell from an outlet?Lights flickering?No heat?AC or heat pump not cooling?Septic backing up?Tree leaning or cracked?Storm damage to a tree?Garage door won't open?Broken garage door spring?

Nearby

Snohomish Everett Bellingham Marysville Arlington Lake Stevens Mount Vernon Monroe

Sources

Washington L&I contractor license data · The state's public register, refreshed here daily.

L&I Verify a Contractor · The official lookup, with bond, insurance and lawsuit details.

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