J Squared Master Carpentry, C-6 Cabinet, Millwork and Finish Carpentry Contractor in San Mateo, CA
J Squared Master Carpentry operating as a sole owner holds an active California contractor license (CSLB #947085), valid through May 31, 2028. First issued in 2010, the license has been on the CSLB roster for 16 years. It carries a single CSLB classification: C-6 — Cabinet, Millwork and Finish Carpentry Contractor. Records show an active surety bond on file with American Contractors Indemnity Company and an exempt workers' compensation status (no employees on payroll). The business is based in San Mateo, in San Mateo County, California.
- License Number
- 947085
- Issued
- May 11, 2010
- Status
- CLEAR
- Expires
- May 31, 2028
- Entity
- Sole Owner
- Surety
- American Contractors Indemnity Company
- Bond Number
- 100122509
- Effective
- Jan 1, 2023
- Status
- Active
- Coverage
- Exempt
- Carrier
- —
- Policy Number
- —
- Effective
- Apr 9, 2026
- 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 J Squared Master Carpentry licensed in California?
Yes. J Squared Master Carpentry holds California Contractors State License Board license number 947085, which is active and in good standing. The license was first issued on May 11, 2010. It is valid through May 31, 2028.
What does J Squared Master Carpentry specialize in?
J Squared Master Carpentry is licensed for one CSLB classification: C-6 Cabinet, Millwork and Finish Carpentry Contractor.
Where is J Squared Master Carpentry headquartered?
J Squared Master Carpentry is headquartered at 19 Del Monte Pl, San Mateo, CA 944033123, in San Mateo County, California.
Does J Squared Master Carpentry have an active surety bond on file with CSLB?
Yes. J Squared Master Carpentry has an active California contractor surety bond filed with American Contractors Indemnity Company.
Does J Squared Master Carpentry carry workers' compensation coverage?
J Squared Master Carpentry reports an exempt workers' compensation status, meaning the business has no employees on payroll.
How do I verify J Squared Master Carpentry's contractor license?
You can verify J Squared Master Carpentry's license directly with the California Contractors State License Board at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=947085.
- License issuedMay 11, 2010
- Bond activeJan 1, 2023
- WC coverage startsApr 9, 2026
- License expiresMay 31, 2028
- T L R Carpentry#934830Pacifica·C-6 Cabinet, Millwork and Finish Carpentry Contractor
- Closet Factory#931740San Carlos·C-6 Cabinet, Millwork and Finish Carpentry Contractor
- Somoza Casework Installations#970867San Mateo·C-6 Cabinet, Millwork and Finish Carpentry Contractor
- Bonomi Cabinets#968605San Carlos·C-6 Cabinet, Millwork and Finish Carpentry Contractor
- J Style at Home INC#963554Brisbane·B General Building Contractor
- Bachmann Woodworking INC#962316South San Francisco·C-6 Cabinet, Millwork and Finish Carpentry Contractor
- Shaw Cabinetry LLC#958000Half Moon Bay·C-6 Cabinet, Millwork and Finish Carpentry Contractor
- South Bay Stair and Mantel CO#1000310Half Moon Bay·C-6 Cabinet, Millwork and Finish Carpentry Contractor
Working a California job with J Squared Master Carpentry, 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 J Squared Master Carpentry? Claim or correct this profile