Public CSLB records

Preston Pipelines INC, A General Engineering Contractor in Milpitas, CA

License #367660·Corporation·Milpitas, Santa Clara County
Download PDF
Owed money by Preston Pipelines INC? File a 20-day preliminary notice to keep your lien rights.Send a notice
Summary

Preston Pipelines INC operating as a corporation holds an active California contractor license (CSLB #367660), valid through Dec 31, 2026. First issued in 1978, the license has been on the CSLB roster for 48 years. It carries 4 CSLB classifications: A General Engineering Contractor, C-16 Fire Protection Contractor, C-34 Pipeline Contractor, and C-42 Sanitation System Contractor. Records show an active surety bond on file with Safeco Insurance Company of America and active workers' compensation coverage from Zurich American Insurance Company. The business is based in Milpitas, in Santa Clara County, California.

Business Information
Address
133 Bothelo Avenue
Milpitas, CA 95035
License Details & Classifications
License Number
367660
Issued
Dec 21, 1978
Status
CLEAR
Expires
Dec 31, 2026
Entity
Corporation
Financial & Insurance Coverage
Contractor Bond
Surety
Safeco Insurance Company of America
Bond Number
6234588
Effective
Jan 1, 2023
Status
Active
Workers' Compensation
Coverage
Workers' Compensation Insurance
Carrier
Zurich American Insurance Company
Policy Number
WC394087200
Effective
Oct 1, 2025
Expires
Oct 1, 2026
Verified

This contractor is verified, with no adverse conditions in the current CSLB record.

License StatusActive
Contractor BondOn file
Workers' CompensationActive

An automated summary of public CSLB data, not a credit score, rating, or endorsement. How we determine this

Frequently asked questions
Is Preston Pipelines INC licensed in California?

Yes. Preston Pipelines INC holds California Contractors State License Board license number 367660, which is active and in good standing. The license was first issued on December 21, 1978. It is valid through December 31, 2026.

What does Preston Pipelines INC specialize in?

Preston Pipelines INC is licensed for 4 CSLB classifications: A General Engineering Contractor, C-16 Fire Protection Contractor, C-34 Pipeline Contractor, and C-42 Sanitation System Contractor.

Where is Preston Pipelines INC headquartered?

Preston Pipelines INC is headquartered at 133 Bothelo Avenue, Milpitas, CA 95035, in Santa Clara County, California.

Does Preston Pipelines INC have an active surety bond on file with CSLB?

Yes. Preston Pipelines INC has an active California contractor surety bond filed with Safeco Insurance Company of America.

Does Preston Pipelines INC carry workers' compensation coverage?

Yes. Preston Pipelines INC carries active workers' compensation coverage through Zurich American Insurance Company.

How do I verify Preston Pipelines INC's contractor license?

You can verify Preston Pipelines INC's license directly with the California Contractors State License Board at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=367660.

Activity Timeline
  1. License issuedDec 21, 1978
  2. Bond activeJan 1, 2023
  3. WC coverage startsOct 1, 2025
  4. WC expiresOct 1, 2026
  5. License expiresDec 31, 2026
Other contractors in Santa Clara County
California lien & payment resources

Working a California job with Preston Pipelines INC, or chasing an unpaid invoice? These free tools track your mechanics lien deadlines and rights under California Civil Code §§8200–8848.

Own Preston Pipelines INC? Claim or correct this profile