Sign Up Log In

License, bond, and insurance

What Trusted Contractor checked for White Knight Plumbing, and when.

Washington State Department of Labor & Industries

WHITE KNIGHT PLUMBING

WA license WHITEKP911R4

License
active, expires Apr 7, 2028
General
Bond
on file with Ohio Cas Ins Co, $30,000, until canceled
Insurance
on file with NATIONWIDE GENERAL INSURANCE C, $2,000,000, expires Sep 1, 2027

Last checked Nov 4, 2026, 5:22 AM 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 White Knight Plumbing's reviews

Confirm it yourself: official Washington L&I lookup · the public dataset

Other licenses this business holds

  • Washington L&I license WHITEKP798P9 · Plumbing Contractor

    active, expires Nov 10, 2027 · bond on file · insurance on file · checked Nov 4, 2026, 5:22 AM Pacific · full record

Recent checks

  • Oct 17, 2026, 2:25 PM PacificNo change