Cy Construction LLC, B General Building Contractor in South San Francisco, CA
Cy Construction LLC operating as a limited liability holds an active California contractor license (CSLB #1146135), valid through Nov 30, 2027. First issued in 2025, the license has been on the CSLB roster for 1 year. It carries a single CSLB classification: B — General Building Contractor. Records show an active surety bond on file with Western Surety Company and an exempt workers' compensation status (no employees on payroll). The business is based in South San Francisco, in San Mateo County, California.
- License Number
- 1146135
- Issued
- Nov 10, 2025
- Status
- CLEAR
- Expires
- Nov 30, 2027
- Entity
- Limited Liability
- Surety
- Western Surety Company
- Bond Number
- 67672126
- Effective
- Oct 27, 2025
- Status
- Active
- Coverage
- Exempt
- Carrier
- —
- Policy Number
- —
- Effective
- Oct 20, 2025
- Expires
- —
Recently licensed: the CSLB license is active and in good standing, issued within the last 2 years.
An automated summary of public CSLB data, not a credit score, rating, or endorsement. How we determine this
Is Cy Construction LLC licensed in California?
Yes. Cy Construction LLC holds California Contractors State License Board license number 1146135, which is active and in good standing. The license was first issued on November 10, 2025. It is valid through November 30, 2027.
What does Cy Construction LLC specialize in?
Cy Construction LLC is licensed for one CSLB classification: B General Building Contractor.
Where is Cy Construction LLC headquartered?
Cy Construction LLC is headquartered at 65 Duval Dr, South San Francisco, CA 94080, in San Mateo County, California.
Does Cy Construction LLC have an active surety bond on file with CSLB?
Yes. Cy Construction LLC has an active California contractor surety bond filed with Western Surety Company.
Does Cy Construction LLC carry workers' compensation coverage?
Cy Construction LLC reports an exempt workers' compensation status, meaning the business has no employees on payroll.
How do I verify Cy Construction LLC's contractor license?
You can verify Cy Construction LLC's license directly with the California Contractors State License Board at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=1146135.
- WC coverage startsOct 20, 2025
- Bond activeOct 27, 2025
- License issuedNov 10, 2025
- License expiresNov 30, 2027
- Huettig & Schromm INC#129060Menlo Park·A General Engineering Contractor
- O'keeffe's INC#101981Brisbane·B General Building Contractor
- Coast House Movers#225589Pacifica·B General Building Contractor
- Signature Construction Company INC#219324Burlingame·B General Building Contractor
- Raiser Construction CO INC#215490San Mateo·B General Building Contractor
- Rudolph & Sletten INC#198069Menlo Park·A General Engineering Contractor
- Cawc Waterproofing & Restoration#255484San Mateo·B General Building Contractor
- Culligan Management Company INC#254368San Mateo·B General Building Contractor
Working a California job with Cy Construction LLC, 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 Cy Construction LLC? Claim or correct this profile