Delta Sierra Mechanical
Delta Sierra Mechanical operating as a sole owner is licensed in California under CSLB number 1085319. The license was first issued in 2021, putting the business at 5 years on the active CSLB roster. It carries a single CSLB classification: C-20 — HVAC Contractor. Records show an active surety bond on file with Merchants Bonding Company (mutual) and active workers' compensation coverage from Pacific Compensation Insurance Company. The business is based in Stockton, in San Joaquin County, California.
- License Number
- 1085319
- Issued
- Dec 22, 2021
- Status
- CLEAR
- Expires
- Dec 31, 2027
- Entity
- Sole Owner
- Surety
- Merchants Bonding Company (mutual)
- Bond Number
- 101694231
- Effective
- Nov 28, 2025
- Status
- Active
- Coverage
- Workers' Compensation Insurance
- Carrier
- Pacific Compensation Insurance Company
- Policy Number
- WC1060942
- Effective
- Jan 9, 2026
- Expires
- Jan 9, 2027
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 Delta Sierra Mechanical licensed in California?
Yes. Delta Sierra Mechanical holds California Contractors State License Board license number 1085319. The license was first issued on December 22, 2021. It is valid through December 31, 2027.
What does Delta Sierra Mechanical specialize in?
Delta Sierra Mechanical is licensed for one CSLB classification: C-20 HVAC Contractor.
Where is Delta Sierra Mechanical headquartered?
Delta Sierra Mechanical is headquartered at 110 W Fremont St #701, Stockton, CA 95202, in San Joaquin County, California.
Does Delta Sierra Mechanical have an active surety bond on file with CSLB?
Yes. Delta Sierra Mechanical has an active California contractor surety bond filed with Merchants Bonding Company (mutual).
Does Delta Sierra Mechanical carry workers' compensation coverage?
Yes. Delta Sierra Mechanical carries active workers' compensation coverage through Pacific Compensation Insurance Company.
How do I verify Delta Sierra Mechanical's contractor license?
You can verify Delta Sierra Mechanical's license directly with the California Contractors State License Board at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=1085319.
- License issuedDec 22, 2021
- Bond activeNov 28, 2025
- WC coverage startsJan 9, 2026
- WC expiresJan 9, 2027
- License expiresDec 31, 2027
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