ContractorHistory

Contractors in Mercer Island, WA

105 active contractors are registered with Washington L&I at a Mercer Island, WA address. 257 registrations are on record in all, including expired and other statuses.

By the numbers

Active registrations
105
Registrations on record, all statuses
257
Registered in the last 12 months
7
Median years registered, active
6
Suspension on record
24
Complaint records matched
1

Trades in Mercer Island

Active registrations by trade group. The group is derived from the L&I license type and specialty; each contractor page shows the state's own wording.

Longest registered

  1. R K K CONSTRUCTION INCRegistered since June 6, 1977
  2. HUBERT LANDSCAPE SERVICERegistered since March 14, 1979
  3. DIVERSIFIED HOME MAINTRegistered since September 15, 1986
  4. ISLAND SECURITY SYSTEMS INCRegistered since November 3, 1988
  5. NORTHWEST DECKRegistered since February 12, 1992

Recently registered

  1. HOME-LINK DEVELOPMENT LLCRegistered on August 24, 2026
  2. 206 BUILDERS LLCRegistered on August 10, 2026
  3. LUMIN HOME LLCRegistered on July 1, 2026
  4. ALL WORLD BUILDERS LLCRegistered on April 2, 2026
  5. ECO ELECTRIC PLMBNG HTNG & AIRRegistered on February 25, 2026

Active registrations, by the effective date on the state's record.

All 257 registrations on record

Businesses by registered name and license number. Show only the 105 active registrations.