Holden Ralph & Co
- What they do
- General engineering contractor, General contractor, Electrician, Fire sprinkler contractor, Plumber
- Where
- Healdsburg, CA
- Serves
- CA
- Phone
- (707) 484-2558
- Licence
- CA-CSLB 307640, A General Engineering; B General Building; C10 Electrical; C16 Fire Protection; C36 Plumbing; C57 Well Drilling, status Active. Checked 2026-10-19 against the issuer's record.
- Workers' comp
- Exempt (as the licence board records it)
This listing was built from public records (California Contractors State License Board public licence file). The business has not claimed it, and it is not connected to DouxProcess. Contact the business directly. Is this your business? Claim it free.