contracting businessc20 hvacLicensed since 2016
Bobbie Knowles Plumbing
300 Mcgrue Ave, Vallejo, CA 94589 · map
What the public record says
- Licensed since 2016 (10 years)
- $25,000 contractor bond
- Carries workers' compensation (has employees)
- Classifications: C4, C20, C36
- Sole proprietor
Licenses and permits
- C4 classificationCA Contractors State License Board · #1018989 · since 2016
- C-20 Warm-Air Heating, Ventilating and Air-ConditioningCA Contractors State License Board · #1018989 · since 2016
- C-36 PlumbingCA Contractors State License Board · #1018989 · since 2016
Estimated value
Fair$576K – $1.4M
Based on the license record looking like a company-sized operation (workers' comp, several classifications or a larger bond); businesses like that typically bill around $2,200,000 a year. At a typical 16% owner margin and 2.83x multiple for contractors.
Estimate, not an appraisal. How we value
Tighten this with your numbersNearby hvac, plumbing & electrical
- Sunlightning Heating & AirVallejo · since 2025 · $236K–$579K
- Bayside ElectricVallejo · since 2025 · $231K–$567K
- Hydronos CorporationVallejo · since 2021 · $59K–$150K
- S O T Electric INCVallejo · since 2020 · $231K–$567K
- American Plumbing And Trenchless LLCVallejo · since 2025 · $217K–$534K
- Cm Plumbing INCVallejo · since 2008 · $59K–$150K
Record built from 1 public file. Updated 11/9/2026. Own this business? Claim the page or ask for a change.
Estimated value
Fair$576K – $1.4M
Based on the license record looking like a company-sized operation (workers' comp, several classifications or a larger bond); businesses like that typically bill around $2,200,000 a year. At a typical 16% owner margin and 2.83x multiple for contractors.
Estimate, not an appraisal. How we value
Tighten this with your numbers