The details on Cornerstone Chipseal LLC
- WA L&I registration
- CORNECL750Q4
- Registration checked
- September 7, 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Something here wrong or out of date?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
Does Cornerstone Chipseal LLC hold a Washington contractor registration?
Registration CORNECL750Q4 is the one to check, and it expires November 2027. It is Cornerstone Chipseal LLC's, filed with Washington State L&I. That was current on the state record as of September 7, 2026 — the link on this page goes to the record itself. On file alongside it: 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. Get current certificates for the bond and the insurance before anyone starts.
Where does Cornerstone Chipseal LLC work?
They list Nine Mile Falls. Confirm your address is inside that when you ring — coverage moves around, especially in winter.
How does a business get listed on this site?
Every general contractor business licensed in the Spokane area gets a page here, and Cornerstone Chipseal LLC is one of them. That registration is checked against Washington's record, and the date of the check is on this page for you to weigh.