Donald Kiehn Company
Oakland, California 94610
97/100
Excellent
Trust Score
License Details
- License Number
- 794349
- State
- CA
- Type
- C36
- Class
- C36
- Issued
- Apr 26, 2001
- Expires
- Apr 30, 2027
- Trade
- Plumber
Bond & Insurance
- Bond Amount
- $25,000
- Bond Status
- Active
- Workers' Comp
- Exempt
Contact
- Phone
- (510) 531-4351
Data from CSLB. Last verified: May 9, 2026.
About Donald Kiehn Company
Donald Kiehn Company is a licensed plumber based in Oakland, California. This contractor holds an active CA license (#794349) , issued 25 years ago. With a Trust Score of 97/100, this contractor demonstrates strong compliance with state licensing requirements.