Bay Air Systems INC, C-4 Boiler, Hot Water Heating and Steam Fitting Contractor in Concord, CA
Bay Air Systems INC operating as a corporation holds an active California contractor license (CSLB #450929), valid through Jan 31, 2028. First issued in 1984, the license has been on the CSLB roster for 42 years. It carries 4 CSLB classifications: C-4 Boiler, Hot Water Heating and Steam Fitting Contractor, C-10 Electrical Contractor, C-20 HVAC Contractor, and C-36 Plumbing Contractor. Records show an active surety bond on file with Merchants Bonding Company (mutual) and active workers' compensation coverage from Continental Insurance Company (the). The business is based in Concord, in Contra Costa County, California.
- License Number
- 450929
- Issued
- Jan 3, 1984
- Status
- CLEAR
- Expires
- Jan 31, 2028
- Entity
- Corporation
- Surety
- Merchants Bonding Company (mutual)
- Bond Number
- 101664745
- Effective
- Dec 28, 2025
- Status
- Active
- Coverage
- Workers' Compensation Insurance
- Carrier
- Continental Insurance Company (the)
- Policy Number
- 8035095033
- Effective
- Oct 1, 2025
- Expires
- Oct 1, 2026
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 Bay Air Systems INC licensed in California?
Yes. Bay Air Systems INC holds California Contractors State License Board license number 450929, which is active and in good standing. The license was first issued on January 3, 1984. It is valid through January 31, 2028.
What does Bay Air Systems INC specialize in?
Bay Air Systems INC is licensed for 4 CSLB classifications: C-4 Boiler, Hot Water Heating and Steam Fitting Contractor, C-10 Electrical Contractor, C-20 HVAC Contractor, and C-36 Plumbing Contractor.
Where is Bay Air Systems INC headquartered?
Bay Air Systems INC is headquartered at 1300 Galaxy Way 9, Concord, CA 94520, in Contra Costa County, California.
Does Bay Air Systems INC have an active surety bond on file with CSLB?
Yes. Bay Air Systems INC has an active California contractor surety bond filed with Merchants Bonding Company (mutual).
Does Bay Air Systems INC carry workers' compensation coverage?
Yes. Bay Air Systems INC carries active workers' compensation coverage through Continental Insurance Company (the).
How do I verify Bay Air Systems INC's contractor license?
You can verify Bay Air Systems INC's license directly with the California Contractors State License Board at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=450929.
- License issuedJan 3, 1984
- WC coverage startsOct 1, 2025
- Bond activeDec 28, 2025
- WC expiresOct 1, 2026
- License expiresJan 31, 2028
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