Lombardo Diamond Core Drilling Company Incorporated, C-61/D-6 Concrete-Related Services Contractor in Santa Clara, CA
Lombardo Diamond Core Drilling Company Incorporated operating as a corporation holds an active California contractor license (CSLB #272385), valid through Sep 30, 2026. First issued in 1971, the license has been on the CSLB roster for 55 years. It carries a single CSLB classification: C-61/D-6 — Concrete-Related Services Contractor. Records show an active surety bond on file with American Contractors Indemnity Company and active workers' compensation coverage from Federal Insurance Company. The business is based in Santa Clara, in Santa Clara County, California.
- License Number
- 272385
- Issued
- Nov 15, 1971
- Status
- CLEAR
- Expires
- Sep 30, 2026
- Entity
- Corporation
- Surety
- American Contractors Indemnity Company
- Bond Number
- 100953213
- Effective
- May 1, 2025
- Status
- Active
- Coverage
- Workers' Compensation Insurance
- Carrier
- Federal Insurance Company
- Policy Number
- 54326975
- Effective
- Dec 31, 2025
- Expires
- Dec 31, 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 Lombardo Diamond Core Drilling Company Incorporated licensed in California?
Yes. Lombardo Diamond Core Drilling Company Incorporated holds California Contractors State License Board license number 272385, which is active and in good standing. The license was first issued on November 15, 1971. It is valid through September 30, 2026.
What does Lombardo Diamond Core Drilling Company Incorporated specialize in?
Lombardo Diamond Core Drilling Company Incorporated is licensed for one CSLB classification: C-61/D-6 Concrete-Related Services Contractor.
Where is Lombardo Diamond Core Drilling Company Incorporated headquartered?
Lombardo Diamond Core Drilling Company Incorporated is headquartered at 2225 De La Cruz Blvd, Santa Clara, CA 95050, in Santa Clara County, California.
Does Lombardo Diamond Core Drilling Company Incorporated have an active surety bond on file with CSLB?
Yes. Lombardo Diamond Core Drilling Company Incorporated has an active California contractor surety bond filed with American Contractors Indemnity Company.
Does Lombardo Diamond Core Drilling Company Incorporated carry workers' compensation coverage?
Yes. Lombardo Diamond Core Drilling Company Incorporated carries active workers' compensation coverage through Federal Insurance Company.
How do I verify Lombardo Diamond Core Drilling Company Incorporated's contractor license?
You can verify Lombardo Diamond Core Drilling Company Incorporated's license directly with the California Contractors State License Board at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=272385.
- License issuedNov 15, 1971
- Bond activeMay 1, 2025
- WC coverage startsDec 31, 2025
- License expiresSep 30, 2026
- WC expiresDec 31, 2026
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