Dulle Concrete, C-8 Concrete Contractor in Napa, CA
Dulle Concrete operating as a sole owner holds an active California contractor license (CSLB #1030515), valid through Aug 31, 2027. First issued in 2017, the license has been on the CSLB roster for 9 years. It carries a single CSLB classification: C-8 — Concrete Contractor. Records show an active surety bond on file with Merchants Bonding Company (mutual) and active workers' compensation coverage from Markel Insurance Company. The business is based in Napa, in Napa County, California.
- License Number
- 1030515
- Issued
- Aug 29, 2017
- Status
- CLEAR
- Expires
- Aug 31, 2027
- Entity
- Sole Owner
- Surety
- Merchants Bonding Company (mutual)
- Bond Number
- 101607169
- Effective
- Aug 14, 2025
- Status
- Active
- Coverage
- Workers' Compensation Insurance
- Carrier
- Markel Insurance Company
- Policy Number
- MWC020876804
- Effective
- Jan 1, 2026
- Expires
- Jan 1, 2027
This contractor is verified, with no adverse conditions in the current CSLB record.
An automated summary of public CSLB data, not a credit score, rating, or endorsement. How we determine this
Is Dulle Concrete licensed in California?
Yes. Dulle Concrete holds California Contractors State License Board license number 1030515, which is active and in good standing. The license was first issued on August 29, 2017. It is valid through August 31, 2027.
What does Dulle Concrete specialize in?
Dulle Concrete is licensed for one CSLB classification: C-8 Concrete Contractor.
Where is Dulle Concrete headquartered?
Dulle Concrete is headquartered at 48 Sunnyhill Ln, Napa, CA 94558, in Napa County, California.
Does Dulle Concrete have an active surety bond on file with CSLB?
Yes. Dulle Concrete has an active California contractor surety bond filed with Merchants Bonding Company (mutual).
Does Dulle Concrete carry workers' compensation coverage?
Yes. Dulle Concrete carries active workers' compensation coverage through Markel Insurance Company.
How do I verify Dulle Concrete's contractor license?
You can verify Dulle Concrete's license directly with the California Contractors State License Board at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=1030515.
- License issuedAug 29, 2017
- Bond activeAug 14, 2025
- WC coverage startsJan 1, 2026
- WC expiresJan 1, 2027
- License expiresAug 31, 2027
- Connor and Sons Concrete INC#1028044Napa·C-8 Concrete Contractor
- Izar Construction INC#993831Napa·B General Building Contractor
- Ace Concrete & Sons#967609Napa·C-8 Concrete Contractor
- Naslund Mike Concrete Construction#931833Napa·C-8 Concrete Contractor
- Mc Construction and Concrete LLC#792501Napa·B General Building Contractor
- D H R Construction INC#725278American Canyon·A General Engineering Contractor
- Christensen Jeff Concrete#702278Napa·C-8 Concrete Contractor
- Wine Country Concrete#636169Napa·C-8 Concrete Contractor
Working a California job with Dulle Concrete, 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 Dulle Concrete? Claim or correct this profile