Plumbing contractors in Friday Harbor, WA
7 active plumbing contractors are registered with Washington L&I at a Friday Harbor, WA address. 13 registrations are on record in all, including expired and other statuses.
By the numbers
- Active registrations
- 7
- Registrations on record, all statuses
- 13
- Registered in the last 12 months
- 1
- Median years registered, active
- 2
- Suspension on record
- 3
- Complaint records matched
- 0
- Counts of L&I contractor registration records, computed October 8, 2026. Active means the state's record shows ACTIVE status. Years are counted from each registration's effective date.
- Suspension on record: registrations with SUSPENDED status, plus active or re-licensed registrations that carry a suspension date.
- Complaint records matched: contractors with at least one Attorney General consumer complaint record under the same business name and city. A complaint record is not a finding of wrongdoing.
- Sources: L&I Contractor License Data - General andAttorney General Consumer Complaints. Seehow directory numbers are computed.
Longest registered
- NORTHWEST PLBG/WATERWORKS INCRegistered since October 8, 2021
- CRB LLCRegistered since November 22, 2022
- MAULDIN'S WELL SERVICE INCRegistered since February 2, 2023
- DONOVAN WILSON PLUMBING LLCRegistered since January 1, 2024
- RIPTIDE PLUMBING, LLCRegistered since March 3, 2025
Recently registered
- DUNCAN PLUMBING COMPANY LLCRegistered on September 15, 2026
- SAN JUAN HEATING LLCRegistered on August 27, 2025
- RIPTIDE PLUMBING, LLCRegistered on March 3, 2025
- DONOVAN WILSON PLUMBING LLCRegistered on January 1, 2024
- MAULDIN'S WELL SERVICE INCRegistered on February 2, 2023
Active registrations, by the effective date on the state's record.
7 active registrations
Businesses by registered name and license number. Show all 13 registrations on record, including expired.
- CRB LLCACTIVE
License CRBLLL*786RZ · Registered 3 years
License DONOVWP773RR · Registered 2 years
License DUNCAPC745ON · Registered less than 1 year
License MAULDWS785DD · Registered 3 years
License NORTHPI790MG · Registered 5 years
- RIPTIDE PLUMBING, LLCACTIVE
License RIPTIPL755DK · Registered 1 year
- SAN JUAN HEATING LLCACTIVE
License SANJUJH757N8 · Registered 1 year