Glenn David Mattern
California licence 1136410 · Sole Owner
310 N Indian Hill Blvd #59, Claremont, CA 91711
CLEAR
220 days to renewal
Classifications
Bond and insurance
- Contractor bond
- $25,000
- Rli Insurance Company · #LSM1991083
- Workers' compensation
- Exempt
Licence timeline
- Issued
- April 22, 2025
- Expires
- April 30, 2027
- Registry updated
- July 13, 2026
Los Angeles County · estimating tools for California steel work