Back Flow Plumbing Solutions, C-36 Plumbing Contractor in Fresno, CA
Back Flow Plumbing Solutions operating as a sole owner holds an active California contractor license (CSLB #1145421), valid through Oct 31, 2027. First issued in 2025, the license has been on the CSLB roster for 1 year. It carries a single CSLB classification: C-36 — Plumbing Contractor. Records show an active surety bond on file with Western Surety Company and an exempt workers' compensation status (no employees on payroll). The business is based in Fresno, in Fresno County, California.
- License Number
- 1145421
- Issued
- Oct 24, 2025
- Status
- CLEAR
- Expires
- Oct 31, 2027
- Entity
- Sole Owner
- Surety
- Western Surety Company
- Bond Number
- 67636601
- Effective
- Sep 24, 2025
- Status
- Active
- Coverage
- Exempt
- Carrier
- —
- Policy Number
- —
- Effective
- Sep 13, 2025
- Expires
- —
Recently licensed: the CSLB license is active and in good standing, issued within the last 2 years.
An automated summary of public CSLB data, not a credit score, rating, or endorsement. How we determine this
Is Back Flow Plumbing Solutions licensed in California?
Yes. Back Flow Plumbing Solutions holds California Contractors State License Board license number 1145421, which is active and in good standing. The license was first issued on October 24, 2025. It is valid through October 31, 2027.
What does Back Flow Plumbing Solutions specialize in?
Back Flow Plumbing Solutions is licensed for one CSLB classification: C-36 Plumbing Contractor.
Where is Back Flow Plumbing Solutions headquartered?
Back Flow Plumbing Solutions is headquartered at 7503 N Wheeler, Fresno, CA 93722, in Fresno County, California.
Does Back Flow Plumbing Solutions have an active surety bond on file with CSLB?
Yes. Back Flow Plumbing Solutions has an active California contractor surety bond filed with Western Surety Company.
Does Back Flow Plumbing Solutions carry workers' compensation coverage?
Back Flow Plumbing Solutions reports an exempt workers' compensation status, meaning the business has no employees on payroll.
How do I verify Back Flow Plumbing Solutions's contractor license?
You can verify Back Flow Plumbing Solutions's license directly with the California Contractors State License Board at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=1145421.
- WC coverage startsSep 13, 2025
- Bond activeSep 24, 2025
- License issuedOct 24, 2025
- License expiresOct 31, 2027
- M & L Plumbing CO INC#224778Fresno·C-20 HVAC Contractor
- Roberson's Plumbing Service#260249Orange Cove·C-36 Plumbing Contractor
- Patton Air Conditioning#256026Fresno·B General Building Contractor
- Sun Works of Fresno#334691Fresno·C-36 Plumbing Contractor
- Claborn Charles R#378276Fresno·B General Building Contractor
- Knoll Dave Plumbing#375413Reedley·C-36 Plumbing Contractor
- Collura Joseph Paul#367779Fresno·A General Engineering Contractor
- Walt's Plumbing#294555Clovis·C-36 Plumbing Contractor
Working a California job with Back Flow Plumbing Solutions, or chasing an unpaid invoice? These free tools track your mechanics lien deadlines and rights under California Civil Code §§8200–8848.
- California preliminary notice deadline calculatorFind your 20-day deadline and the lien rights at risk.
- Do I need a preliminary notice in California?Answer a few questions to see if the 20-day notice applies.
- Did I lose my California lien rights?Check whether your mechanics lien window has passed.
- Unpaid construction invoice in CaliforniaYour options and deadlines for collecting on a California job.
Own Back Flow Plumbing Solutions? Claim or correct this profile