South Bay Mechanical, C-20 HVAC Contractor in Livermore, CA
South Bay Mechanical operating as a sole owner holds an active California contractor license (CSLB #627316), valid through Sep 30, 2027. First issued in 1991, the license has been on the CSLB roster for 35 years. It carries 3 CSLB classifications: C-20 HVAC Contractor, C-36 Plumbing Contractor, and C-38 Refrigeration Contractor. Records show an active surety bond on file with American Contractors Indemnity Company and active workers' compensation coverage from State Compensation Insurance Fund. The business is based in Livermore, in Alameda County, California.
- License Number
- 627316
- Issued
- Sep 3, 1991
- Status
- CLEAR
- Expires
- Sep 30, 2027
- Entity
- Sole Owner
- Surety
- American Contractors Indemnity Company
- Bond Number
- SC6014944
- Effective
- Jan 1, 2023
- Status
- Active
- Coverage
- Workers' Compensation Insurance
- Carrier
- State Compensation Insurance Fund
- Policy Number
- 1291204
- Effective
- Jan 1, 1993
- Expires
- Jan 1, 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 South Bay Mechanical licensed in California?
Yes. South Bay Mechanical holds California Contractors State License Board license number 627316, which is active and in good standing. The license was first issued on September 3, 1991. It is valid through September 30, 2027.
What does South Bay Mechanical specialize in?
South Bay Mechanical is licensed for 3 CSLB classifications: C-20 HVAC Contractor, C-36 Plumbing Contractor, and C-38 Refrigeration Contractor.
Where is South Bay Mechanical headquartered?
South Bay Mechanical is headquartered at P O Box 32, Livermore, CA 94551, in Alameda County, California.
Does South Bay Mechanical have an active surety bond on file with CSLB?
Yes. South Bay Mechanical has an active California contractor surety bond filed with American Contractors Indemnity Company.
Does South Bay Mechanical carry workers' compensation coverage?
Yes. South Bay Mechanical carries active workers' compensation coverage through State Compensation Insurance Fund.
How do I verify South Bay Mechanical's contractor license?
You can verify South Bay Mechanical's license directly with the California Contractors State License Board at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=627316.
- License issuedSep 3, 1991
- WC coverage startsJan 1, 1993
- Bond activeJan 1, 2023
- WC expiresJan 1, 2027
- License expiresSep 30, 2027
- Marina Mechanical Services#416198Livermore·C-2 Insulation and Acoustical Contractor
- D W Nicholson Corporation#68847Hayward·A General Engineering Contractor
- Pierce J R Plumbing Company#188225San Leandro·C-4 Boiler, Hot Water Heating and Steam Fitting Contractor
- Monterey Mechanical CO#388361Oakland·A General Engineering Contractor
- Berkeley Plumbing & Heating Company INC#293715Berkeley·C-4 Boiler, Hot Water Heating and Steam Fitting Contractor
- Tk & Associates INC#395998San Leandro·C-4 Boiler, Hot Water Heating and Steam Fitting Contractor
- Kruse L J CO#405523Berkeley·C-4 Boiler, Hot Water Heating and Steam Fitting Contractor
- Jsb Mechanical#251305Newark·C-20 HVAC Contractor
Working a California job with South Bay Mechanical, or chasing an unpaid invoice? These free tools track your mechanics lien deadlines and rights under California Civil Code §§8200–8848.
- California preliminary notice deadline calculatorFind your 20-day deadline and the lien rights at risk.
- Do I need a preliminary notice in California?Answer a few questions to see if the 20-day notice applies.
- Did I lose my California lien rights?Check whether your mechanics lien window has passed.
- Unpaid construction invoice in CaliforniaYour options and deadlines for collecting on a California job.
Own South Bay Mechanical? Claim or correct this profile