Public CSLB records

Nishiken Const CO, B General Building Contractor in Corona, CA

License #517531·Sole Owner·Corona, Riverside County
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Summary

Nishiken Const CO operating as a sole owner holds California contractor license #517531, which is currently expired (lapsed Aug 31, 2026) and not valid to contract until it is renewed. First issued in 1987, the license has been on the CSLB roster for 39 years. It carries a single CSLB classification: B — General Building Contractor. Records show an active surety bond on file with Merchants Bonding Company (mutual) and an exempt workers' compensation status (no employees on payroll). The business is based in Corona, in Riverside County, California.

Business Information
Address
24775 Acadia Dr
Corona, CA 92883
License Details & Classifications
License Number
517531
Issued
Sep 11, 1987
Status
CLEAR
Expires
Aug 31, 2026
Entity
Sole Owner
Financial & Insurance Coverage
Contractor Bond
Surety
Merchants Bonding Company (mutual)
Bond Number
101575559
Effective
Aug 31, 2025
Status
Active
Workers' Compensation
Coverage
Exempt
Carrier
—
Policy Number
—
Effective
Aug 2, 2024
Expires
—
Alert

This contractor has a compliance issue in its public CSLB record:

  • License expired
License StatusInactive / Expired
Contractor BondOn file
Workers' CompensationActive

An automated summary of public CSLB data, not a credit score, rating, or endorsement. How we determine this

Frequently asked questions
Is Nishiken Const CO licensed in California?

Nishiken Const CO previously held California Contractors State License Board license number 517531, but the license expired on August 31, 2026 and is not currently valid. It was first issued on September 11, 1987.

What does Nishiken Const CO specialize in?

Nishiken Const CO is licensed for one CSLB classification: B General Building Contractor.

Where is Nishiken Const CO headquartered?

Nishiken Const CO is headquartered at 24775 Acadia Dr, Corona, CA 92883, in Riverside County, California.

Does Nishiken Const CO have an active surety bond on file with CSLB?

Yes. Nishiken Const CO has an active California contractor surety bond filed with Merchants Bonding Company (mutual).

Does Nishiken Const CO carry workers' compensation coverage?

Nishiken Const CO reports an exempt workers' compensation status, meaning the business has no employees on payroll.

How do I verify Nishiken Const CO's contractor license?

You can verify Nishiken Const CO's license directly with the California Contractors State License Board at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=517531.

Activity Timeline
  1. License issuedSep 11, 1987
  2. WC coverage startsAug 2, 2024
  3. Bond activeAug 31, 2025
  4. License expiredAug 31, 2026
Other contractors in Riverside County
California lien & payment resources

Working a California job with Nishiken Const CO, or chasing an unpaid invoice? These free tools track your mechanics lien deadlines and rights under California Civil Code §§8200–8848.

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