Michaelsen Construction, B General Building Contractor in Santa Rosa, CA
Michaelsen Construction operating as a sole owner holds an active California contractor license (CSLB #517217), valid through Sep 30, 2027. 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 American Contractors Indemnity Company and an exempt workers' compensation status (no employees on payroll). The business is based in Santa Rosa, in Sonoma County, California.
- License Number
- 517217
- Issued
- Sep 2, 1987
- Status
- CLEAR
- Expires
- Sep 30, 2027
- Entity
- Sole Owner
- Surety
- American Contractors Indemnity Company
- Bond Number
- SCR6305440
- Effective
- Jan 1, 2023
- Status
- Active
- Coverage
- Exempt
- Carrier
- —
- Policy Number
- —
- Effective
- Sep 10, 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 Michaelsen Construction licensed in California?
Yes. Michaelsen Construction holds California Contractors State License Board license number 517217, which is active and in good standing. The license was first issued on September 2, 1987. It is valid through September 30, 2027.
What does Michaelsen Construction specialize in?
Michaelsen Construction is licensed for one CSLB classification: B General Building Contractor.
Where is Michaelsen Construction headquartered?
Michaelsen Construction is headquartered at 2222 Westland Drive, Santa Rosa, CA 95407, in Sonoma County, California.
Does Michaelsen Construction have an active surety bond on file with CSLB?
Yes. Michaelsen Construction has an active California contractor surety bond filed with American Contractors Indemnity Company.
Does Michaelsen Construction carry workers' compensation coverage?
Michaelsen Construction reports an exempt workers' compensation status, meaning the business has no employees on payroll.
How do I verify Michaelsen Construction's contractor license?
You can verify Michaelsen Construction's license directly with the California Contractors State License Board at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=517217.
- License issuedSep 2, 1987
- Bond activeJan 1, 2023
- WC coverage startsSep 10, 2025
- License expiresSep 30, 2027
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