Proline Mechanical, C-61/D-21 Machinery and Pumps Contractor in Auburn, CA
Proline Mechanical operating as a sole owner holds an active California contractor license (CSLB #964792), valid through Aug 31, 2027. First issued in 2011, the license has been on the CSLB roster for 15 years. It carries a single CSLB classification: C-61/D-21 — Machinery and Pumps Contractor. Records show an active surety bond on file with Hudson Insurance Company and an exempt workers' compensation status (no employees on payroll). The business is based in Auburn, in Placer County, California.
- License Number
- 964792
- Issued
- Aug 22, 2011
- Status
- CLEAR
- Expires
- Aug 31, 2027
- Entity
- Sole Owner
- Surety
- Hudson Insurance Company
- Bond Number
- 30022778
- Effective
- Jan 1, 2023
- Status
- Active
- Coverage
- Exempt
- Carrier
- —
- Policy Number
- —
- Effective
- Jul 7, 2025
- Expires
- —
This contractor warrants a closer look before contracting:
- Workers' comp listed as exempt
An automated summary of public CSLB data, not a credit score, rating, or endorsement. How we determine this
Is Proline Mechanical licensed in California?
Yes. Proline Mechanical holds California Contractors State License Board license number 964792, which is active and in good standing. The license was first issued on August 22, 2011. It is valid through August 31, 2027.
What does Proline Mechanical specialize in?
Proline Mechanical is licensed for one CSLB classification: C-61/D-21 Machinery and Pumps Contractor.
Where is Proline Mechanical headquartered?
Proline Mechanical is headquartered at 589 Sawka Dr, Auburn, CA 95603, in Placer County, California.
Does Proline Mechanical have an active surety bond on file with CSLB?
Yes. Proline Mechanical has an active California contractor surety bond filed with Hudson Insurance Company.
Does Proline Mechanical carry workers' compensation coverage?
Proline Mechanical reports an exempt workers' compensation status, meaning the business has no employees on payroll.
How do I verify Proline Mechanical's contractor license?
You can verify Proline Mechanical's license directly with the California Contractors State License Board at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=964792.
- License issuedAug 22, 2011
- Bond activeJan 1, 2023
- WC coverage startsJul 7, 2025
- License expiresAug 31, 2027
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