Is SIMPSON&SON PLUMBING LLC actively registered in Washington?
Confirmed official snapshot record
Yes, this registration appears as ACTIVE.
Yes. Washington L&I's contractor dataset snapshot August 25, 2026 at 5:35 PM PDT lists SIMPSON&SON PLUMBING LLC, registration SIMPSPL761CN, as ACTIVE in Marysville, Washington with the published specialty RESIDENTIAL. The registration became effective February 15, 2024 and has a published expiration date of February 15, 2028.
Legal business nameSIMPSON&SON PLUMBING LLC
Registration numberSIMPSPL761CN
Source statusACTIVE
Registration typePLUMBING CONTRACTOR
Published specialtyRESIDENTIAL
Effective dateFebruary 15, 2024
Published expirationFebruary 15, 2028
Mailing localityMarysville, WA 98271
Source snapshotAugust 25, 2026 at 5:35 PM PDT
Business-level public facts onlyNo principal or phone dataMailing city is not service territory
Yes. Washington L&I's contractor dataset snapshot August 25, 2026 at 5:35 PM PDT lists SIMPSON&SON PLUMBING LLC, registration SIMPSPL761CN, as ACTIVE in Marysville, Washington with the published specialty RESIDENTIAL. The registration became effective February 15, 2024 and has a published expiration date of February 15, 2028.
Source-firstReviewed Aug 2026
What the answer proves
One business registration appears as active in one official snapshot.
The identified business registration appears as ACTIVE in the official Washington L&I contractor dataset snapshot at the displayed source timestamp, with the published license number, registration type, specialty, effective date, expiration date, mailing city, and ZIP code.