Jamm Construction, B General Building Contractor in Santa Rosa, CA
Jamm Construction operating as a corporation holds an active California contractor license (CSLB #1102087), valid through Mar 31, 2027. First issued in 2023, the license has been on the CSLB roster for 3 years. It carries a single CSLB classification: B — General Building Contractor. Records show an active surety bond on file with Hudson Insurance Company and an exempt workers' compensation status (no employees on payroll). The business is based in Santa Rosa, in Sonoma County, California.
- License Number
- 1102087
- Issued
- Mar 3, 2023
- Status
- CLEAR
- Expires
- Mar 31, 2027
- Entity
- Corporation
- Surety
- Hudson Insurance Company
- Bond Number
- 30109454
- Effective
- Jan 6, 2023
- Status
- Active
- Coverage
- Exempt
- Carrier
- —
- Policy Number
- —
- Effective
- Mar 21, 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 Jamm Construction licensed in California?
Yes. Jamm Construction holds California Contractors State License Board license number 1102087, which is active and in good standing. The license was first issued on March 3, 2023. It is valid through March 31, 2027.
What does Jamm Construction specialize in?
Jamm Construction is licensed for one CSLB classification: B General Building Contractor.
Where is Jamm Construction headquartered?
Jamm Construction is headquartered at 937 Piner Rd, Santa Rosa, CA 95403, in Sonoma County, California.
Does Jamm Construction have an active surety bond on file with CSLB?
Yes. Jamm Construction has an active California contractor surety bond filed with Hudson Insurance Company.
Does Jamm Construction carry workers' compensation coverage?
Jamm Construction reports an exempt workers' compensation status, meaning the business has no employees on payroll.
How do I verify Jamm Construction's contractor license?
You can verify Jamm Construction's license directly with the California Contractors State License Board at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=1102087.
- Bond activeJan 6, 2023
- License issuedMar 3, 2023
- WC coverage startsMar 21, 2025
- License expiresMar 31, 2027
- Napa Sonoma Builders#117102Sonoma·B General Building Contractor
- Midstate Construction Corporation#89455Petaluma·B General Building Contractor
- Manor Development CO#183762Santa Rosa·B General Building Contractor
- Botieff William Contractor#193984Sonoma·B General Building Contractor
- Argonaut Constructors INC#171432Santa Rosa·A General Engineering Contractor
- Service Structures#145572Santa Rosa·B General Building Contractor
- Morton Construction#251553Healdsburg·B General Building Contractor
- Kozy Homes#262090Petaluma·B General Building Contractor
Working a California job with Jamm Construction, 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 Jamm Construction? Claim or correct this profile