Plumbing contractors in Mukilteo, WA
6 active plumbing contractors are registered with Washington L&I at a Mukilteo, WA address. 13 registrations are on record in all, including expired and other statuses.
By the numbers
- Active registrations
- 6
- Registrations on record, all statuses
- 13
- Registered in the last 12 months
- 1
- Median years registered, active
- 1
- Suspension on record
- 0
- Complaint records matched
- 1
- 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
- Stollwerck Plumbing LLCRegistered since February 28, 2022
- COMPLETE PLUMBING SLTN LLCRegistered since April 13, 2023
- SEATOWN ELECTRIC HTG&AIR LLCRegistered since November 25, 2024
- ACE PLUMBING & MECHANICALRegistered since December 30, 2024
- PRESTIGE PLUMBING GROUP INCRegistered since April 7, 2025
Recently registered
- THE JANES COMPANY, INCRegistered on April 6, 2026
- PRESTIGE PLUMBING GROUP INCRegistered on April 7, 2025
- ACE PLUMBING & MECHANICALRegistered on December 30, 2024
- SEATOWN ELECTRIC HTG&AIR LLCRegistered on November 25, 2024
- COMPLETE PLUMBING SLTN LLCRegistered on April 13, 2023
Active registrations, by the effective date on the state's record.
All 13 registrations on record
Businesses by registered name and license number. Show only the 6 active registrations.
License ACEPLPM761RT · Registered 1 year
License COMPLPS776JL · Registered 3 years
License PRESTPG755JD · Registered 1 year
License SEATOEH7618M · Registered 1 year
- Stollwerck Plumbing LLCACTIVE
License STOLLPL780CJ · Registered 4 years
- THE JANES COMPANY, INCACTIVE
License JANESJC743DW · Registered less than 1 year
- BEL-RED ENERGY SOLUTIONS LLCEXPIRED
License BELREES794O7 · First registered 2021
- BELLA PLUMBING LLCEXPIRED
License BELLAPL778RG · First registered 2023
- BELRED HEATING/COOL/PLMB LLCSUPERCEDED
License BELREHL783C8 · First registered 2022
- DRS MECHANICAL INCEXPIRED
License DRSMEMI7736F · First registered 2023
- GENE JOHNSON PLUMBINGSUPERCEDED
License GENEJJP7713N · First registered 2023
License GENEJJP798O3 · First registered 2021
- SEATOWN ELECTRIC HEATING & AIRRE-LICENSED
License SEATOEH791MR · First registered 2021