The details on Cornerstone Chipseal LLC
- WA L&I registration
- CORNECL750Q4
- Registration checked
- July 27, 2026
- Registered since
- 2025
- Expires
- November 2027
- Contractor bond
- $30,000 · Travelers Casualty & Surety Co of America
- Liability insurance
- $1,000,000 · Midvale Indemnity Comp
- Insurance through
- November 2026
- Primary trade
- General Contractor
- L&I specialty
- GENERAL
- Registered principal
- CARVER, AUSTIN HANNIBAL · since 2025
- Service area
- Nine Mile Falls
Something here wrong or out of date? The business can claim this listing and correct it.
Questions worth asking Cornerstone Chipseal LLC
Is Cornerstone Chipseal LLC licensed in Washington?
Cornerstone Chipseal LLC holds Washington State (L&I) contractor registration CORNECL750Q4, expiring November 2027. We verified it against the state record on July 27, 2026, and you can check the same number on Washington's contractor lookup in about a minute. L&I also lists a $30,000 contractor bond (Travelers Casualty & Surety Co of America) and $1,000,000 of liability insurance with Midvale Indemnity Comp through November 2026. Ask for proof of bond and current insurance before work starts.
What areas does Cornerstone Chipseal LLC serve?
Nine Mile Falls. Service areas change, so confirm they cover your address when you call.
How did Cornerstone Chipseal LLC end up on this page?
Cornerstone Chipseal LLC is licensed and working in the Spokane area — that's the whole bar for a page here. We check that registration against the state's own record and date the check on this page, so you can see for yourself how current it is.