Plumbing contractors in Redmond, WA
16 active plumbing contractors are registered with Washington L&I at a Redmond, WA address. 33 registrations are on record in all, including expired and other statuses.
By the numbers
- Active registrations
- 16
- Registrations on record, all statuses
- 33
- Registered in the last 12 months
- 5
- Median years registered, active
- 2.5
- Suspension on record
- 5
- 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
- CLASSIC PLUMBING INCRegistered since October 8, 2021
- REDWOOD BACKFLOWRegistered since October 21, 2021
- BEL-RED PLUMBING LLCRegistered since October 28, 2021
- GS MECHANICAL LLCRegistered since December 15, 2021
- MOSS BAY PLUMBING LTDRegistered since December 16, 2021
Recently registered
- LILYNA CONSULTING LLCRegistered on September 9, 2026
- ALL CLIMATE HEATING & AIR CONDRegistered on June 15, 2026
- BLUELAM PLUMBING LLCRegistered on June 8, 2026
- HOME COMFORT ALLIANCE LLCRegistered on November 7, 2025
- LUMANK INCRegistered on October 15, 2025
Active registrations, by the effective date on the state's record.
16 active registrations
Businesses by registered name and license number. Show all 33 registrations on record, including expired.
- 1-800-PLUMBER + AIRACTIVE
License 1800PA*771MU · Registered 3 years
License ALLCLCH745LN · Registered less than 1 year
- BEL-RED PLUMBING LLCACTIVE
License BELREPL794NG · Registered 4 years
- BLUELAM PLUMBING LLCACTIVE
License BLUELPL741LH · Registered less than 1 year
- CLASSIC PLUMBING INCACTIVE
License CLASSPI791OB · Registered 5 years
- GS MECHANICAL LLCACTIVE
License GSMECML795RW · Registered 4 years
License HOMECCA751QG · Registered less than 1 year
- LANGFORD PLUMBING INCACTIVE
License LANGFPI789Q8 · Registered 3 years
- LEV'S PLUMBING COACTIVE
License LEVSPPC781KQ · Registered 4 years
- LILYNA CONSULTING LLCACTIVE
License LILYNCL746OZ · Registered less than 1 year
- LUMANK INCACTIVE
License LUMANI*755O5 · Registered less than 1 year
- MORGAN MECHANICAL INCACTIVE
License MORGAMI754B2 · Registered 1 year
- MOSS BAY PLUMBING LTDACTIVE
License MOSSBBP790MG · Registered 4 years
License OVERLHC761KZ · Registered 2 years
- REDWOOD BACKFLOWACTIVE
License REDWOB*794PL · Registered 4 years
- SCHMITTY'S PLUMBINGACTIVE
License SCHMIP*759JP · Registered 1 year