License, bond, and insurance
What Trusted Contractor checked for Cornerstone Plumbing LLC, and when.
Oregon Construction Contractors Board
CORNERSTONE PLUMBING LLC
OR license 261385
- License
- active, expires Apr 21, 2028
Residential General Contractor - Bond
- on file with WESTERN SURETY COMPANY, $25,000, expires Apr 21, 2028
- Insurance
- on file with ARTISAN AND TRUCKERS CASUALTY COMPANY, $1,000,000, expires Mar 16, 2027
Last checked Nov 4, 2026, 5:23 AM Pacific against Oregon CCB public data (CCB Active Licenses (g77e-6bhs)). 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 Cornerstone Plumbing LLC's reviews
Confirm it yourself: official Oregon CCB lookup · the public dataset
Recent checks
- Oct 31, 2026, 2:06 AM PacificNo change
- Oct 28, 2026, 4:07 AM PacificNo change
- Oct 26, 2026, 2:07 PM PacificNo change
- Oct 21, 2026, 9:50 PM PacificNo change