Cal-Tech Plumbing CO, C-36 Plumbing Contractor in Union City, CA
Cal-Tech Plumbing CO operating as a sole owner holds California contractor license #951321, which is currently expired (lapsed Aug 31, 2026) and not valid to contract until it is renewed. First issued in 2010, the license has been on the CSLB roster for 16 years. It carries a single CSLB classification: C-36 — Plumbing Contractor. Records show an active surety bond on file with American Contractors Indemnity Company and a previously-filed workers' compensation policy with National Specialty Insurance Company that is no longer active. The business is based in Union City, in Alameda County, California.
- License Number
- 951321
- Issued
- Aug 17, 2010
- Status
- CLEAR
- Expires
- Aug 31, 2026
- Entity
- Sole Owner
- Surety
- American Contractors Indemnity Company
- Bond Number
- 100228732
- Effective
- Jan 1, 2023
- Status
- Active
- Coverage
- Workers' Compensation Insurance
- Carrier
- National Specialty Insurance Company
- Policy Number
- NXTQYWYD7D01WC
- Effective
- Aug 20, 2025
- Expires
- Aug 20, 2026
This contractor has a compliance issue in its public CSLB record:
- License expired
- No active workers' comp on file
An automated summary of public CSLB data, not a credit score, rating, or endorsement. How we determine this
Is Cal-Tech Plumbing CO licensed in California?
Cal-Tech Plumbing CO previously held California Contractors State License Board license number 951321, but the license expired on August 31, 2026 and is not currently valid. It was first issued on August 17, 2010.
What does Cal-Tech Plumbing CO specialize in?
Cal-Tech Plumbing CO is licensed for one CSLB classification: C-36 Plumbing Contractor.
Where is Cal-Tech Plumbing CO headquartered?
Cal-Tech Plumbing CO is headquartered at 4637 Ruth Way, Union City, CA 94587, in Alameda County, California.
Does Cal-Tech Plumbing CO have an active surety bond on file with CSLB?
Yes. Cal-Tech Plumbing CO has an active California contractor surety bond filed with American Contractors Indemnity Company.
Does Cal-Tech Plumbing CO carry workers' compensation coverage?
Cal-Tech Plumbing CO has a previously-filed workers' compensation policy with National Specialty Insurance Company that is no longer active.
How do I verify Cal-Tech Plumbing CO's contractor license?
You can verify Cal-Tech Plumbing CO's license directly with the California Contractors State License Board at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=951321.
- License issuedAug 17, 2010
- Bond activeJan 1, 2023
- WC coverage startsAug 20, 2025
- WC expiredAug 20, 2026
- License expiredAug 31, 2026
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