contracting businessc10 electricalLicensed since 2004
Martin Herzfeld
El Sobrante, CA
What the public record says
- Licensed since 2004 (22 years)
- $25,000 contractor bond
- Classifications: C7, C10, C46, D31, D56
- Sole proprietor
Licenses and permits
- C7 classificationCA Contractors State License Board · #833782 · since 2004
- C-10 ElectricalCA Contractors State License Board · #833782 · since 2004
- C46 classificationCA Contractors State License Board · #833782 · since 2004
- D31 classificationCA Contractors State License Board · #833782 · since 2004
- D56 classificationCA Contractors State License Board · #833782 · since 2004
Estimated value
Starting point$63K – $159K
Based on the license record looking like an owner-operator with no employees on the license; businesses like that typically bill around $250,000 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 numbersRecord built from 1 public file. Updated 11/9/2026. Own this business? Claim the page or ask for a change.
Estimated value
Starting point$63K – $159K
Based on the license record looking like an owner-operator with no employees on the license; businesses like that typically bill around $250,000 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