License, bond, and insurance
What Trusted Contractor checked for Diamond Concrete LLC, and when.
Washington State Department of Labor & Industries
DIAMOND CONCRETE LLC
WA license DIAMOCL829MT
- License
- active, expires Sep 11, 2028
Concrete - Bond
- on file with NORTH RIVER INSURANCE COMPANY THE, $30,000, until canceled
- Insurance
- on file with Richmond National Insurance Co, $1,000,000, expires Jun 22, 2027
Last checked Nov 4, 2026, 5:21 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 Diamond Concrete LLC's reviews
Confirm it yourself: official Washington L&I lookup · the public dataset
Recent checks
- Nov 4, 2026, 3:10 AM PacificNo change
- Nov 2, 2026, 7:22 PM PacificNo change
- Oct 27, 2026, 4:29 AM PacificNo change
- Oct 26, 2026, 11:02 PM PacificNo change