Marcum Plumbing, C-36 Plumbing Contractor in Lawndale, CA
Marcum Plumbing operating as a sole owner holds California contractor license #734608, which is currently expired (lapsed Jun 30, 2026) and not valid to contract until it is renewed. First issued in 1997, the license has been on the CSLB roster for 29 years. It carries a single CSLB classification: C-36 — Plumbing Contractor. Records show an active surety bond on file with Atlantic Specialty Insurance Company and an exempt workers' compensation status (no employees on payroll). The business is based in Lawndale, in Los Angeles County, California.
- License Number
- 734608
- Issued
- Apr 4, 1997
- Status
- CLEAR
- Expires
- Jun 30, 2026
- Entity
- Sole Owner
- Surety
- Atlantic Specialty Insurance Company
- Bond Number
- 800211775
- Effective
- Jan 8, 2026
- Status
- Active
- Coverage
- Exempt
- Carrier
- —
- Policy Number
- —
- Effective
- Jun 24, 2024
- Expires
- —
This contractor has a compliance issue in its public CSLB record:
- License expired
An automated summary of public CSLB data, not a credit score, rating, or endorsement. How we determine this
Is Marcum Plumbing licensed in California?
Marcum Plumbing previously held California Contractors State License Board license number 734608, but the license expired on June 30, 2026 and is not currently valid. It was first issued on April 4, 1997.
What does Marcum Plumbing specialize in?
Marcum Plumbing is licensed for one CSLB classification: C-36 Plumbing Contractor.
Where is Marcum Plumbing headquartered?
Marcum Plumbing is headquartered at 15013 Eastwood Avenue, Lawndale, CA 90260, in Los Angeles County, California.
Does Marcum Plumbing have an active surety bond on file with CSLB?
Yes. Marcum Plumbing has an active California contractor surety bond filed with Atlantic Specialty Insurance Company.
Does Marcum Plumbing carry workers' compensation coverage?
Marcum Plumbing reports an exempt workers' compensation status, meaning the business has no employees on payroll.
How do I verify Marcum Plumbing's contractor license?
You can verify Marcum Plumbing's license directly with the California Contractors State License Board at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=734608.
- License issuedApr 4, 1997
- WC coverage startsJun 24, 2024
- Bond activeJan 8, 2026
- License expiredJun 30, 2026
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