Alto Plumbing and Mechanical
Alto Plumbing and Mechanical operating as a partnership is licensed in California under CSLB number 1150015. 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 Anaheim, in Orange County, California.
- License Number
- 1150015
- Issued
- Feb 4, 2026
- Status
- CLEAR
- Expires
- Feb 29, 2028
- Entity
- Partnership
- Surety
- Philadelphia Indemnity Insurance Company
- Bond Number
- PB10163406916
- Effective
- Jan 7, 2026
- Status
- Active
- Coverage
- Exempt
- Carrier
- —
- Policy Number
- —
- Effective
- Jan 9, 2026
- Expires
- —
This contractor warrants a closer look before contracting:
- Workers' comp listed as exempt
- License issued less than 2 years ago
An automated summary of public CSLB data, not a credit score, rating, or endorsement. How we determine this
Is Alto Plumbing and Mechanical licensed in California?
Yes. Alto Plumbing and Mechanical holds California Contractors State License Board license number 1150015. The license was first issued on February 4, 2026. It is valid through February 29, 2028.
What does Alto Plumbing and Mechanical specialize in?
Alto Plumbing and Mechanical is licensed for one CSLB classification: C-36 Plumbing Contractor.
Where is Alto Plumbing and Mechanical headquartered?
Alto Plumbing and Mechanical is headquartered at 1556 W Juno Ave Apt 1, Anaheim, CA 92802, in Orange County, California.
Does Alto Plumbing and Mechanical have an active surety bond on file with CSLB?
Yes. Alto Plumbing and Mechanical has an active California contractor surety bond filed with Philadelphia Indemnity Insurance Company.
Does Alto Plumbing and Mechanical carry workers' compensation coverage?
Alto Plumbing and Mechanical reports an exempt workers' compensation status, meaning the business has no employees on payroll.
How do I verify Alto Plumbing and Mechanical's contractor license?
You can verify Alto Plumbing and Mechanical's license directly with the California Contractors State License Board at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=1150015.
- Bond activeJan 7, 2026
- WC coverage startsJan 9, 2026
- License issuedFeb 4, 2026
- License expiresFeb 29, 2028
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