Black Diamond Asphalt
Black Diamond Asphalt operating as a sole owner is licensed in California under CSLB number 978458. The license was first issued in 2012, putting the business at 14 years on the active CSLB roster. It carries a single CSLB classification: C-12 — Earthwork and Paving Contractor. Records show an active surety bond on file with Nationwide Mutual Insurance Company and active workers' compensation coverage from Markel Insurance Company. The business is based in Perris, in Riverside County, California.
- License Number
- 978458
- Issued
- Nov 2, 2012
- Status
- CLEAR
- Expires
- Nov 30, 2026
- Entity
- Sole Owner
- Surety
- Nationwide Mutual Insurance Company
- Bond Number
- 7901206000
- Effective
- Aug 10, 2025
- Status
- Active
- Coverage
- Workers' Compensation Insurance
- Carrier
- Markel Insurance Company
- Policy Number
- MWC011446609
- Effective
- Jul 19, 2025
- Expires
- Jul 19, 2026
This contractor is verified, with no adverse conditions in the current CSLB record.
An automated summary of public CSLB data, not a credit score, rating, or endorsement. How we determine this
Is Black Diamond Asphalt licensed in California?
Yes. Black Diamond Asphalt holds California Contractors State License Board license number 978458. The license was first issued on November 2, 2012. It is valid through November 30, 2026.
What does Black Diamond Asphalt specialize in?
Black Diamond Asphalt is licensed for one CSLB classification: C-12 Earthwork and Paving Contractor.
Where is Black Diamond Asphalt headquartered?
Black Diamond Asphalt is headquartered at 3205 Cherry Blossom Court, Perris, CA 92570, in Riverside County, California.
Does Black Diamond Asphalt have an active surety bond on file with CSLB?
Yes. Black Diamond Asphalt has an active California contractor surety bond filed with Nationwide Mutual Insurance Company.
Does Black Diamond Asphalt carry workers' compensation coverage?
Yes. Black Diamond Asphalt carries active workers' compensation coverage through Markel Insurance Company.
How do I verify Black Diamond Asphalt's contractor license?
You can verify Black Diamond Asphalt's license directly with the California Contractors State License Board at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=978458.
- License issuedNov 2, 2012
- WC coverage startsJul 19, 2025
- Bond activeAug 10, 2025
- WC expiresJul 19, 2026
- License expiresNov 30, 2026
- M G B Construction INC#797075Riverside·A General Engineering Contractor
- Parra Jose Ramon#799640Banning·C-12 Earthwork and Paving Contractor
- John Stanley Paving#712130Perris·C-12 Earthwork and Paving Contractor
- S and S Grading and Paving INC#709761Norco·C-12 Earthwork and Paving Contractor
- Aggregate Products INC#698013Salton City·A General Engineering Contractor
- Stanley's Paul Black Top Service#674686Perris·C-12 Earthwork and Paving Contractor
- South Western Sealcoating INC#678645Murrieta·C-12 Earthwork and Paving Contractor
- Zarp Mike INC#677137Corona·C-12 Earthwork and Paving Contractor