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Alpha Trenchless: CSLB License #1044308
Source: CSLB public data · Updated November 1, 2026 · Official CSLB record
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The license is active with no suspension on record, though classifications, bonds and secondary flags still deserve a look.
License details
- License number
- 1044308
- Primary status
- CLEAR · what this means
- Business type
- Corporation
- Issued
- September 13, 2018 (8 years)
- Reissued
- February 13, 2020
- Expires
- February 29, 2028
- Classifications
- C-34 Pipeline Contractor
C-36 Plumbing Contractor - Mailing address
- 5634 Lakeville Hwy, Petaluma, CA, 94954
- Phone
- (415) 377 6939
Workers' compensation
- Type
- Workers' Compensation Insurance
- Insurer
- Technology Insurance Company INC
- Policy number
- TES4758230
- Effective
- March 3, 2026
- Expires
- March 3, 2027
Confirm coverage with CSLB's insurer search. How to check workers' comp.
Contractor's bond
- Surety
- North River Insurance Company (the)
- Bond number
- 04CF642769
- Amount
- $25,000
- Effective
- April 9, 2025
Status history
No changes recorded since we began tracking this license on November 1, 2026. We compare every weekly CSLB file and log changes to status, bonds, workers' comp and classifications here.
Related
- Licensed plumbers in Petaluma
- Licensed contractors in Petaluma
- Contractors in Sonoma County
- What "CLEAR" means
- How to check a contractor license
Data: CSLB Public Data Portal, file dated November 1, 2026. Status can change at any time. Verify on CSLB's Instant License Check. This site is not a consumer reporting agency under the FCRA; don't use it for employment, credit, insurance or housing decisions about an individual.