Skip to main content
Records copied from Washington State L&I and the Oregon Construction Contractors Board.

WA L&I licence records

Mercer Island contractors on the Washington L&I register

Every Washington L&I registration on file at a Mercer Island, Washington address. A licence from one state grants nothing in the other, so a firm working both sides of the river carries both.

108 records on file·Washington State Department of Labor & Industries·data as of July 2026

1 more Mercer Island business holds an Oregon CCB licence instead. Those are a separate register and a separate page: Mercer Island contractors on the Oregon CCB register →

103 unexpired recordsInclude 5 expired
General93Landscaping4Painting/Wallcovering3Masonry2Backflow Specialty1Handyman1Journey Level1Limited Energy1Residential1Structural Pest Control1

Showing 101–103 of 103 records

Voltline LLCGeneralWA L&IVOLTLL*753JPLicensed 2025ActiveWenzel Electric LLCGeneralWA L&IWENZEEL938QFLicensed 2007ActiveYour Right Hand Man IncGeneralWA L&IYOURRRH961B1Licensed 2004Active

Trades registered in Mercer Island

10 classifications
General93Landscaping4Painting/Wallcovering3Masonry2Backflow Specialty1Handyman1Journey Level1Limited Energy1Residential1Structural Pest Control1
108Records on file
103Unexpired
10Trade classifications
WA L&IIssuing agency

Verify any record directly with the issuing agency: WA L&I Verify a Contractor · Oregon CCB licence search

For contractors

Work in Mercer Island? Your record is already here.

Washington State L&I registration publishes your registration, so it appears on this page. Claim it free and add what you actually do.

Claim your record
Published by PNW Contractor Marketing, SeaTac, Washington. This directory reproduces public licence records and is not affiliated with, endorsed by, or operated by any state agency.Washington data as of July 2026. Sources & method