Cornerstone Environmental Contractors Inc
California licence 722253 · Corporation
P O Box 5127, Concord, CA 94524
CLEAR
617 days to renewal
Classifications
Bond and insurance
- Contractor bond
- $25,000
- American Contractors Indemnity Company · #SC6300342
- Workers' compensation
- Oak River Insurance Company
- Expires March 29, 2027
Licence timeline
- Issued
- May 2, 1996
- Expires
- May 31, 2028
- Registry updated
- August 4, 2026
Contra Costa County · estimating tools for California steel work