Cosine Construction LLC, B General Building Contractor in Bellflower, CA
Cosine Construction LLC operating as a limited liability holds an active California contractor license (CSLB #1105716), valid through Jun 30, 2027. First issued in 2023, the license has been on the CSLB roster for 3 years. It carries a single CSLB classification: B — General Building Contractor. Records show a previously-filed surety bond from Western Surety Company that is no longer active and a previously-filed workers' compensation policy with Everest Premier Insurance Company that is no longer active. The business is based in Bellflower, in Los Angeles County, California.
- License Number
- 1105716
- Issued
- Jun 9, 2023
- Status
- CLEAR
- Expires
- Jun 30, 2027
- Entity
- Limited Liability
- Surety
- Western Surety Company
- Bond Number
- 66642990
- Effective
- May 2, 2023
- Status
- Cancelled
- Cancelled
- May 2, 2026
- Coverage
- Workers' Compensation Insurance
- Carrier
- Everest Premier Insurance Company
- Policy Number
- 7600026907251
- Effective
- May 10, 2025
- Expires
- May 10, 2026
This contractor has a compliance issue in its public CSLB record:
- Contractor bond cancelled
- No active workers' comp on file
An automated summary of public CSLB data, not a credit score, rating, or endorsement. How we determine this
Is Cosine Construction LLC licensed in California?
Yes. Cosine Construction LLC holds California Contractors State License Board license number 1105716, which is active and in good standing. The license was first issued on June 9, 2023. It is valid through June 30, 2027.
What does Cosine Construction LLC specialize in?
Cosine Construction LLC is licensed for one CSLB classification: B General Building Contractor.
Where is Cosine Construction LLC headquartered?
Cosine Construction LLC is headquartered at 16255 Oregon Ave, Bellflower, CA 90706, in Los Angeles County, California.
Does Cosine Construction LLC have an active surety bond on file with CSLB?
Cosine Construction LLC has a previously-filed surety bond from Western Surety Company that is no longer active.
Does Cosine Construction LLC carry workers' compensation coverage?
Cosine Construction LLC has a previously-filed workers' compensation policy with Everest Premier Insurance Company that is no longer active.
How do I verify Cosine Construction LLC's contractor license?
You can verify Cosine Construction LLC's license directly with the California Contractors State License Board at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=1105716.
- Bond activeMay 2, 2023
- License issuedJun 9, 2023
- WC coverage startsMay 10, 2025
- Bond cancelledMay 2, 2026
- WC expiredMay 10, 2026
- License expiresJun 30, 2027
- Cyber Construction INC#1118573Northridge·A General Engineering Contractor
- Pacific Home Builders INC#45839Rolling Hills Estates·B General Building Contractor
- C W Driver Incorporated#102Pasadena·B General Building Contractor
- Acco Engineered Systems#120696Pasadena·A General Engineering Contractor
- Folb Stanley#128634Hollywood·B General Building Contractor
- Stanhope Company#127649Azusa·B General Building Contractor
- Cowelco#123129Long Beach·B General Building Contractor
- Licha Construction INC#102147Arcadia·B General Building Contractor
Working a California job with Cosine 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 Cosine Construction LLC? Claim or correct this profile