De Koning Richard Const, B General Building Contractor in Lincoln, CA
De Koning Richard Const operating as a sole owner holds an active California contractor license (CSLB #604366), valid through Apr 30, 2028. First issued in 1990, the license has been on the CSLB roster for 36 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 Lincoln, in Placer County, California.
- License Number
- 604366
- Issued
- Oct 10, 1990
- Status
- CLEAR
- Expires
- Apr 30, 2028
- Entity
- Sole Owner
- Surety
- Merchants Bonding Company (mutual)
- Bond Number
- 101773443
- Effective
- Feb 6, 2026
- Status
- Active
- Coverage
- Exempt
- Carrier
- —
- Policy Number
- —
- Effective
- Apr 14, 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 De Koning Richard Const licensed in California?
Yes. De Koning Richard Const holds California Contractors State License Board license number 604366, which is active and in good standing. The license was first issued on October 10, 1990. It is valid through April 30, 2028.
What does De Koning Richard Const specialize in?
De Koning Richard Const is licensed for one CSLB classification: B General Building Contractor.
Where is De Koning Richard Const headquartered?
De Koning Richard Const is headquartered at 1323 Silver Spur Circle, Lincoln, CA 95648, in Placer County, California.
Does De Koning Richard Const have an active surety bond on file with CSLB?
Yes. De Koning Richard Const has an active California contractor surety bond filed with Merchants Bonding Company (mutual).
Does De Koning Richard Const carry workers' compensation coverage?
De Koning Richard Const reports an exempt workers' compensation status, meaning the business has no employees on payroll.
How do I verify De Koning Richard Const's contractor license?
You can verify De Koning Richard Const's license directly with the California Contractors State License Board at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=604366.
- License issuedOct 10, 1990
- Bond activeFeb 6, 2026
- WC coverage startsApr 14, 2026
- License expiresApr 30, 2028
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