Diamond Star Mechanical INC
Diamond Star Mechanical INC operating as a corporation is licensed in California under CSLB number 1122667. The license was first issued in 2024, putting the business at 2 years on the active CSLB roster. It carries a single CSLB classification: C-20 — HVAC Contractor. Records show an active surety bond on file with Western Surety Company and active workers' compensation coverage from Continental Casualty Company. The business is based in Lathrop, in San Joaquin County, California.
- License Number
- 1122667
- Issued
- Jun 21, 2024
- Status
- CLEAR
- Expires
- Jun 30, 2026
- Entity
- Corporation
- Surety
- Western Surety Company
- Bond Number
- 67577378
- Effective
- Aug 1, 2025
- Status
- Active
- Coverage
- Workers' Compensation Insurance
- Carrier
- Continental Casualty Company
- Policy Number
- 8035613397
- Effective
- Aug 9, 2025
- Expires
- Aug 9, 2026
This contractor warrants a closer look before contracting:
- License expires in 20 days
- 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 Diamond Star Mechanical INC licensed in California?
Yes. Diamond Star Mechanical INC holds California Contractors State License Board license number 1122667. The license was first issued on June 21, 2024. It is valid through June 30, 2026.
What does Diamond Star Mechanical INC specialize in?
Diamond Star Mechanical INC is licensed for one CSLB classification: C-20 HVAC Contractor.
Where is Diamond Star Mechanical INC headquartered?
Diamond Star Mechanical INC is headquartered at 523 Maxwell Ln, Lathrop, CA 95330, in San Joaquin County, California.
Does Diamond Star Mechanical INC have an active surety bond on file with CSLB?
Yes. Diamond Star Mechanical INC has an active California contractor surety bond filed with Western Surety Company.
Does Diamond Star Mechanical INC carry workers' compensation coverage?
Yes. Diamond Star Mechanical INC carries active workers' compensation coverage through Continental Casualty Company.
How do I verify Diamond Star Mechanical INC's contractor license?
You can verify Diamond Star Mechanical INC's license directly with the California Contractors State License Board at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=1122667.
- License issuedJun 21, 2024
- Bond activeAug 1, 2025
- WC coverage startsAug 9, 2025
- License expiresJun 30, 2026
- WC expiresAug 9, 2026
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