contracting businessc10 electricalLicensed since 1976
Kopp Charles INC
Charles Kopp INC DBA Continental Electric
2320 Doidge Ave, Pinole, CA 94564 · map
What the public record says
- Licensed since 1976 (50 years)
- $25,000 contractor bond
- Carries workers' compensation (has employees)
- Classifications: C10
- Owned by a corporation
Licenses and permits
- C-10 ElectricalCA Contractors State License Board · #314431 · since 1976
Estimated value
Fair$231K – $567K
Based on the license record looking like a licensed shop carrying workers' comp (a small crew); businesses like that typically bill around $900,000 a year. At a typical 16% owner margin and 2.77x multiple for contractors.
Estimate, not an appraisal. How we value
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Record built from 1 public file. Updated 11/7/2026. Own this business? Claim the page or ask for a change.
Estimated value
Fair$231K – $567K
Based on the license record looking like a licensed shop carrying workers' comp (a small crew); businesses like that typically bill around $900,000 a year. At a typical 16% owner margin and 2.77x multiple for contractors.
Estimate, not an appraisal. How we value
Tighten this with your numbers