Building permits by Northwest Plumbing LLC
| Trade | Permits | Last 12 mo | Usual filed value | vs trade | Active | Evidence | List position |
|---|---|---|---|---|---|---|---|
| Fire Sprinkler | 13 | 6 | $15k | about the usual for the trade | Feb 2025 – Aug 2026 | Limited | #2 of 31 |
List position: where the firm lands on the Seattle comparison for that trade at default settings (or at a typical budget), among firms without a license problem. It's a match score from public records, not a quality rating.
Filed value is what was written on the permit, not a quote or final bill. Some jobs never need a permit.
License
- Status on the license recordActive, 3 years on record
- License numberWashington L&I #NORTHPL778LB
- Class / typePlumbing contractor
- Check it yourselfWashington L&I contractor lookup
Complaints, lawsuits and the permit record
Our record covers building permits, not complaints or court cases. In Seattle, WA, Northwest Plumbing LLC pulled 13 permits 2025–2026; 7 of the 7 permits a year or more old reached completion. To check complaints and lawsuits, search Washington L&I for #NORTHPL778LB (Washington L&I contractor lookup), BBB complaints for Northwest Plumbing LLC and King County court records.
We never say whether a complaint or lawsuit exists: we do not hold those records.
Questions
- How many permits has Northwest Plumbing LLC pulled in Seattle, WA?13 matching permits between Feb 2025 and Aug 2026, 6 of them in the last 12 months.
- What work does Northwest Plumbing LLC do?By permit count: Fire Sprinkler.
- Is Northwest Plumbing LLC licensed?Yes: Washington L&I license #NORTHPL778LB (Plumbing contractor), Active, 3 years on record. We match by name, so confirm the number on the official Washington L&I contractor lookup before signing.
- Are there complaints or lawsuits against Northwest Plumbing LLC?Our record covers building permits, not complaints or court cases. In Seattle, WA, Northwest Plumbing LLC pulled 13 permits 2025–2026; 7 of the 7 permits a year or more old reached completion. To check complaints and lawsuits, search Washington L&I for #NORTHPL778LB (Washington L&I contractor lookup), BBB complaints for Northwest Plumbing LLC and King County court records.
- Are there reviews of Northwest Plumbing LLC in Seattle, WA?We do not collect reviews. What we hold is the public permit record: Northwest Plumbing LLC pulled 13 permits in Seattle, WA from Feb 2025 to Aug 2026, 7 of 7 older permits finished. Washington L&I license #NORTHPL778LB: Active. For reviews, see the firm’s BBB profile or Google listing, and check them against this record.
Where Northwest Plumbing LLC works
The ZIP codes where Northwest Plumbing LLC filed the most of its 13 permits on homes in Seattle, counted at each property's ZIP code. A ZIP code opens every permit we track there and the most active firms in each trade.
Similar fire sprinkler contractors in Seattle
The 5 fire sprinkler contractors closest to Northwest Plumbing LLC's 13 fire sprinkler permits. Similar volume, not similar quality.
- Eclipse Fire Sprinklers LLC · 20 permits
- Columbia Fire LLC · 14 permits
- Northwest Fire Systems LLC · 8 permits
- Emerald Fire LLC · 6 permits
- Zen Development LLC · 6 permits
Compare Northwest Plumbing LLC with other Seattle fire sprinkler contractors
Every permit record in the city, side by side. Pick what you value. The list moves.
Source: public permit records (Seattle), matched by contractor name. How the records work. Something wrong? Firms can request a correction.