Public CSLB records

Mad River Construction, B General Building Contractor in Arcata, CA

License #1100719·Partnership·Arcata, Humboldt County
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Summary

Mad River Construction operating as a partnership holds an active California contractor license (CSLB #1100719), valid through Jan 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 Merchants Bonding Company (mutual) and active workers' compensation coverage from Norguard Insurance Company. The business is based in Arcata, in Humboldt County, California.

Business Information
Address
1499 10th St
Arcata, CA 95521
License Details & Classifications
License Number
1100719
Issued
Jan 23, 2023
Status
CLEAR
Expires
Jan 31, 2027
Entity
Partnership
Financial & Insurance Coverage
Contractor Bond
Surety
Merchants Bonding Company (mutual)
Bond Number
101712188
Effective
Jan 1, 2026
Status
Active
Workers' Compensation
Coverage
Workers' Compensation Insurance
Carrier
Norguard Insurance Company
Policy Number
MAWC635943
Effective
Nov 9, 2025
Expires
Nov 9, 2026
Verified

This contractor is verified, with no adverse conditions in the current CSLB record.

License StatusActive
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 Mad River Construction licensed in California?

Yes. Mad River Construction holds California Contractors State License Board license number 1100719, which is active and in good standing. The license was first issued on January 23, 2023. It is valid through January 31, 2027.

What does Mad River Construction specialize in?

Mad River Construction is licensed for one CSLB classification: B General Building Contractor.

Where is Mad River Construction headquartered?

Mad River Construction is headquartered at 1499 10th St, Arcata, CA 95521, in Humboldt County, California.

Does Mad River Construction have an active surety bond on file with CSLB?

Yes. Mad River Construction has an active California contractor surety bond filed with Merchants Bonding Company (mutual).

Does Mad River Construction carry workers' compensation coverage?

Yes. Mad River Construction carries active workers' compensation coverage through Norguard Insurance Company.

How do I verify Mad River Construction's contractor license?

You can verify Mad River Construction's license directly with the California Contractors State License Board at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=1100719.

Activity Timeline
  1. License issuedJan 23, 2023
  2. WC coverage startsNov 9, 2025
  3. Bond activeJan 1, 2026
  4. WC expiresNov 9, 2026
  5. License expiresJan 31, 2027
Other contractors in Humboldt County
California lien & payment resources

Working a California job with Mad River Construction, 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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