Licensed contractors in Mercer Island, Washington

Contractors with an active Washington license and a business address in Mercer Island (King County). Each listing shows what the state has on file.

• Trend Northwest LLC
  General Contractors · #TRENDNL764QR
  Active Insurance expiring soon
• Trieste Holdings LLC
  General Contractors · #TRIESHL892BU
  Active Insurance current
• Unique Design LLC
  General Contractors · #UNIQUDL873OP
  Active Insurance current
• Voltline LLC
  General Contractors, Electrical · #VOLTLL*753JP
  Active No insurance on file
• Wenzel Electric LLC
  General Contractors, Electrical · #WENZEEL938QF
  Active No insurance on file
• Your Right Hand Man INC
  General Contractors · #YOURRRH961B1
  Active Insurance current

Last checked against state records on Oct 4, 2026. How we get this data.