Public CSLB records

Sierra Exploration Drilling CO INC, C-57 Well Drilling Contractor in Paso Robles, CA

License #327073·Corporation·Paso Robles, San Luis Obispo County
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Summary

Sierra Exploration Drilling CO INC operating as a corporation holds an active California contractor license (CSLB #327073), valid through Jan 31, 2028. First issued in 1976, the license has been on the CSLB roster for 50 years. It carries a single CSLB classification: C-57 — Well Drilling Contractor. Records show an active surety bond on file with Western Surety Company and active workers' compensation coverage from State Compensation Insurance Fund. The business is based in Paso Robles, in San Luis Obispo County, California.

Business Information
Address
Po Box 1167
Paso Robles, CA 93447
License Details & Classifications
License Number
327073
Issued
Nov 1, 1976
Status
CLEAR
Expires
Jan 31, 2028
Entity
Corporation
Financial & Insurance Coverage
Contractor Bond
Surety
Western Surety Company
Bond Number
65403261
Effective
Jan 1, 2023
Status
Active
Workers' Compensation
Coverage
Workers' Compensation Insurance
Carrier
State Compensation Insurance Fund
Policy Number
9070228
Effective
Sep 1, 2013
Expires
Sep 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 Sierra Exploration Drilling CO INC licensed in California?

Yes. Sierra Exploration Drilling CO INC holds California Contractors State License Board license number 327073, which is active and in good standing. The license was first issued on November 1, 1976. It is valid through January 31, 2028.

What does Sierra Exploration Drilling CO INC specialize in?

Sierra Exploration Drilling CO INC is licensed for one CSLB classification: C-57 Well Drilling Contractor.

Where is Sierra Exploration Drilling CO INC headquartered?

Sierra Exploration Drilling CO INC is headquartered at Po Box 1167, Paso Robles, CA 93447, in San Luis Obispo County, California.

Does Sierra Exploration Drilling CO INC have an active surety bond on file with CSLB?

Yes. Sierra Exploration Drilling CO INC has an active California contractor surety bond filed with Western Surety Company.

Does Sierra Exploration Drilling CO INC carry workers' compensation coverage?

Yes. Sierra Exploration Drilling CO INC carries active workers' compensation coverage through State Compensation Insurance Fund.

How do I verify Sierra Exploration Drilling CO INC's contractor license?

You can verify Sierra Exploration Drilling CO INC's license directly with the California Contractors State License Board at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=327073.

Activity Timeline
  1. License issuedNov 1, 1976
  2. WC coverage startsSep 1, 2013
  3. Bond activeJan 1, 2023
  4. WC expiresSep 1, 2026
  5. License expiresJan 31, 2028
Other contractors in San Luis Obispo County
California lien & payment resources

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

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