Excavation and side sewer contractors in Mount Vernon, WA
7 active excavation and side sewer contractors are registered with Washington L&I at a Mount Vernon, WA address. 17 registrations are on record in all, including expired and other statuses.
By the numbers
- Active registrations
- 7
- Registrations on record, all statuses
- 17
- Registered in the last 12 months
- 2
- Median years registered, active
- 10
- Suspension on record
- 0
- 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
- M R NILSON CONSTRUCTION INCRegistered since August 24, 1984
- NELSON CONSTRUCTION CORegistered since April 18, 1986
- T M CONSTRUCTIONRegistered since September 15, 1993
- K C EXCAVATING LLCRegistered since March 11, 2016
- J D J SEPTIC LLCRegistered since August 30, 2023
Recently registered
- GPXRegistered on April 20, 2026
- DILLON EXCAVATION LLCRegistered on November 17, 2025
- J D J SEPTIC LLCRegistered on August 30, 2023
- K C EXCAVATING LLCRegistered on March 11, 2016
- T M CONSTRUCTIONRegistered on September 15, 1993
Active registrations, by the effective date on the state's record.
7 active registrations
Businesses by registered name and license number. Show all 17 registrations on record, including expired.
- DILLON EXCAVATION LLCACTIVE
License DILLOEL754QP · Registered less than 1 year
- GPXACTIVE
License GPX****749JO · Registered less than 1 year
- J D J SEPTIC LLCACTIVE
License JDJSEDJ772N9 · Registered 3 years
- K C EXCAVATING LLCACTIVE
License KCEXCEL849DJ · Registered 10 years
License MRNILCI169N4 · Registered 42 years
- NELSON CONSTRUCTION COACTIVE
License NELSOCC141JQ · Registered 40 years
- T M CONSTRUCTIONACTIVE
License TMCON**072ON · Registered 33 years