Na Seon Joo
Na Seon Joo operating as a sole owner is licensed in California under CSLB number 1061340. The license was first issued in 2019, putting the business at 7 years on the active CSLB roster. 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 Los Angeles, in Los Angeles County, California.
- License Number
- 1061340
- Issued
- Dec 13, 2019
- Status
- CLEAR
- Expires
- Dec 31, 2027
- Entity
- Sole Owner
- Surety
- Western Surety Company
- Bond Number
- 64899136
- Effective
- Jan 1, 2023
- Status
- Active
- Coverage
- Exempt
- Carrier
- —
- Policy Number
- —
- Effective
- Nov 7, 2025
- 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 Na Seon Joo licensed in California?
Yes. Na Seon Joo holds California Contractors State License Board license number 1061340. The license was first issued on December 13, 2019. It is valid through December 31, 2027.
What does Na Seon Joo specialize in?
Na Seon Joo is licensed for one CSLB classification: B General Building Contractor.
Where is Na Seon Joo headquartered?
Na Seon Joo is headquartered at 4001 Wilshire Blvd,f-272, Los Angeles, CA 90010, in Los Angeles County, California.
Does Na Seon Joo have an active surety bond on file with CSLB?
Yes. Na Seon Joo has an active California contractor surety bond filed with Western Surety Company.
Does Na Seon Joo carry workers' compensation coverage?
Na Seon Joo reports an exempt workers' compensation status, meaning the business has no employees on payroll.
How do I verify Na Seon Joo's contractor license?
You can verify Na Seon Joo's license directly with the California Contractors State License Board at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=1061340.
- License issuedDec 13, 2019
- Bond activeJan 1, 2023
- WC coverage startsNov 7, 2025
- License expiresDec 31, 2027
- C W Driver Incorporated#102Pasadena·B General Building Contractor
- Pacific Home Builders INC#45839Rolling Hills Estates·B General Building Contractor
- Electro Construction CORP#95881Altadena·B General Building Contractor
- Allied Contractors INC#97854Santa Monica·B General Building Contractor
- Tutor Perini Corporation#92072Sylmar·A General Engineering Contractor
- Oltmans Construction CO#86393Whittier·A General Engineering Contractor
- Nicholson Mark#111289Malibu·B General Building Contractor
- In2uitive Builders LLC#112760El Segundo·B General Building Contractor