Mammoth Demolition LLC, C-21 Building Moving / Demolition Contractor in Baldwin Park, CA
Mammoth Demolition LLC operating as a limited liability holds an active California contractor license (CSLB #1149754), valid through Jan 31, 2028. It carries a single CSLB classification: C-21 — Building Moving / Demolition 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 Baldwin Park, in Los Angeles County, California.
- License Number
- 1149754
- Issued
- Jan 30, 2026
- Status
- CLEAR
- Expires
- Jan 31, 2028
- Entity
- Limited Liability
- Surety
- Western Surety Company
- Bond Number
- 67736570
- Effective
- Jan 16, 2026
- Status
- Active
- Coverage
- Exempt
- Carrier
- —
- Policy Number
- —
- Effective
- Jan 8, 2026
- 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 Mammoth Demolition LLC licensed in California?
Yes. Mammoth Demolition LLC holds California Contractors State License Board license number 1149754, which is active and in good standing. The license was first issued on January 30, 2026. It is valid through January 31, 2028.
What does Mammoth Demolition LLC specialize in?
Mammoth Demolition LLC is licensed for one CSLB classification: C-21 Building Moving / Demolition Contractor.
Where is Mammoth Demolition LLC headquartered?
Mammoth Demolition LLC is headquartered at 4540 Downing Ave, Baldwin Park, CA 91706, in Los Angeles County, California.
Does Mammoth Demolition LLC have an active surety bond on file with CSLB?
Yes. Mammoth Demolition LLC has an active California contractor surety bond filed with Western Surety Company.
Does Mammoth Demolition LLC carry workers' compensation coverage?
Mammoth Demolition LLC reports an exempt workers' compensation status, meaning the business has no employees on payroll.
How do I verify Mammoth Demolition LLC's contractor license?
You can verify Mammoth Demolition LLC's license directly with the California Contractors State License Board at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=1149754.
- WC coverage startsJan 8, 2026
- Bond activeJan 16, 2026
- License issuedJan 30, 2026
- License expiresJan 31, 2028
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