Koch Const Company
California licence 329495 · Sole Owner
1550 Airport Blvd #104, Santa Rosa, CA 95403
CLEAR
434 days to renewal
Classifications
Bond and insurance
- Contractor bond
- $25,000
- Western Surety Company · #24152051
- Workers' compensation
- Exempt
Licence timeline
- Issued
- December 28, 1976
- Expires
- November 30, 2027
- Registry updated
- November 14, 2025
Sonoma County · estimating tools for California steel work