Amador County, California
Fire protection companies in Ione, California
2 contractors with an active California CSLB C-16 Fire Protection Contractor license have a location in Ione, California, as of October 24, 2026. Another 1 are located elsewhere in Amador County.
California listings cover CSLB C-16 Fire Protection contractors (sprinkler and fixed suppression systems). Fire alarm and portable extinguisher companies are not yet included.
Located in Ione
Sierra Foothill Fire Extinguisher Service
Fire sprinkler 1 active license
Sierra Valley Fire Protection
Fire sprinkler 1 active license
Elsewhere in Amador County
California licenses are statewide, so these companies can also work in Ione.
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Build your inspection scheduleFrequently asked questions
- How do I check that a fire protection company in Ione is licensed?
- Search the company name or license number in the California Contractors State License Board public lookup (https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/CheckLicense.aspx). Every company listed here shows its license numbers and expiration dates, re-checked against state records on each data refresh.
- What license does a fire protection company need in California?
- California contractors who lay out, fabricate and install fire protection systems (sprinklers and fixed suppression systems) must hold a CSLB C-16 Fire Protection Contractor license. C-16 does not cover electrical fire alarm systems, which are licensed under other classifications.
- Does a company need to be located in Ione to work there?
- No. California licenses are statewide, so companies based elsewhere in Amador County or across California can work in Ione. Confirm the service area with the company.
Listed alphabetically. No company pays to rank higher. Machine-readable: JSON · Markdown.