John Nelson Plumbing Company INC, C-36 Plumbing Contractor in La Crescenta, CA
John Nelson Plumbing Company INC operating as a corporation holds an active California contractor license (CSLB #518842), valid through Jul 31, 2027. First issued in 1987, the license has been on the CSLB roster for 39 years. It carries a single CSLB classification: C-36 — Plumbing Contractor. Records show an active surety bond on file with Philadelphia Indemnity Insurance Company and an exempt workers' compensation status (no employees on payroll). The business is based in La Crescenta, in Los Angeles County, California.
- License Number
- 518842
- Issued
- Oct 6, 1987
- Status
- CLEAR
- Expires
- Jul 31, 2027
- Entity
- Corporation
- Surety
- Philadelphia Indemnity Insurance Company
- Bond Number
- PB03138604706
- Effective
- Jan 1, 2023
- Status
- Active
- Coverage
- Exempt
- Carrier
- —
- Policy Number
- —
- Effective
- Jul 21, 2025
- Expires
- —
This contractor warrants a closer look before contracting:
- Workers' comp listed as exempt
An automated summary of public CSLB data, not a credit score, rating, or endorsement. How we determine this
Is John Nelson Plumbing Company INC licensed in California?
Yes. John Nelson Plumbing Company INC holds California Contractors State License Board license number 518842, which is active and in good standing. The license was first issued on October 6, 1987. It is valid through July 31, 2027.
What does John Nelson Plumbing Company INC specialize in?
John Nelson Plumbing Company INC is licensed for one CSLB classification: C-36 Plumbing Contractor.
Where is John Nelson Plumbing Company INC headquartered?
John Nelson Plumbing Company INC is headquartered at 2534 Foothill Blvd, La Crescenta, CA 91214, in Los Angeles County, California.
Does John Nelson Plumbing Company INC have an active surety bond on file with CSLB?
Yes. John Nelson Plumbing Company INC has an active California contractor surety bond filed with Philadelphia Indemnity Insurance Company.
Does John Nelson Plumbing Company INC carry workers' compensation coverage?
John Nelson Plumbing Company INC reports an exempt workers' compensation status, meaning the business has no employees on payroll.
How do I verify John Nelson Plumbing Company INC's contractor license?
You can verify John Nelson Plumbing Company INC's license directly with the California Contractors State License Board at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=518842.
- License issuedOct 6, 1987
- Bond activeJan 1, 2023
- WC coverage startsJul 21, 2025
- License expiresJul 31, 2027
- Lee Ralph L#313652Los Angeles·C-36 Plumbing Contractor
- Williams John H#314848Mission Hills·A General Engineering Contractor
- Blom Ray Plumbing INC#312107Culver City·C-36 Plumbing Contractor
- Prc Mechanical#311690Burbank·C-4 Boiler, Hot Water Heating and Steam Fitting Contractor
- Silver Construction#306913Los Angeles·B General Building Contractor
- B & C Plumbing CO#310057Pasadena·C-36 Plumbing Contractor
- Chavez Plumbing & Rooter INC#308121Paramount·C-36 Plumbing Contractor
- Maloney E L CO#296761San Marino·B General Building Contractor
Working a California job with John Nelson Plumbing Company INC, 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 John Nelson Plumbing Company INC? Claim or correct this profile