License, bond, and insurance
What Trusted Contractor checked for Northwest Backflow & Irr LLC, and when.
Washington State Department of Labor & Industries
NORTHWEST BACKFLOW & IRR LLC
WA license NORTHBI835QH
- License
- active, expires Nov 8, 2027
General - Bond
- on file with Westfield Insurance Co, $30,000, until canceled
- Insurance
- on file with Hartford Underwriters Ins Co, $1,000,000, expires Mar 26, 2027
Last checked Nov 4, 2026, 8:36 PM Pacific against Washington L&I public data (General (m8qx-ubtq), Bond (bzff-4fmt), Insurance (ciwg-agsx)). We read every Washington and Oregon license from state data each day, and again when this page opens more than 12 hours after the last check. The state itself can take a few days to post changes. Check again now
See Northwest Backflow & Irr LLC's reviews
Confirm it yourself: official Washington L&I lookup · the public dataset
Recent checks
- Nov 4, 2026, 8:36 PM PacificNo change
- Nov 3, 2026, 10:08 PM PacificNo change
- Oct 31, 2026, 6:37 PM PacificNo change
- Oct 27, 2026, 10:38 AM PacificNo change
- Oct 26, 2026, 1:24 PM PacificNo change
- Oct 19, 2026, 9:36 PM PacificNo change