Public CSLB records

Mares & Dow Construction & Skylights INC, B General Building Contractor in Concord, CA

License #618118·Corporation·Concord, Contra Costa County
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Summary

Mares & Dow Construction & Skylights INC operating as a corporation holds an active California contractor license (CSLB #618118), valid through Apr 30, 2027. First issued in 1991, the license has been on the CSLB roster for 35 years. It carries 2 CSLB classifications: B General Building Contractor and C-10 Electrical Contractor. Records show an active surety bond on file with Hudson Insurance Company and active workers' compensation coverage from Ace American Insurance Company. The business is based in Concord, in Contra Costa County, California.

Business Information
Address
5016 Forni Drive,siute F
Concord, CA 94520
License Details & Classifications
License Number
618118
Issued
Apr 18, 1991
Status
CLEAR
Expires
Apr 30, 2027
Entity
Corporation
Financial & Insurance Coverage
Contractor Bond
Surety
Hudson Insurance Company
Bond Number
30108269
Effective
Jan 1, 2023
Status
Active
Workers' Compensation
Coverage
Leasing Firm, Temp Agency, etc
Carrier
Ace American Insurance Company
Policy Number
C73854933
Effective
Sep 1, 2025
Expires
Sep 1, 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 Mares & Dow Construction & Skylights INC licensed in California?

Yes. Mares & Dow Construction & Skylights INC holds California Contractors State License Board license number 618118, which is active and in good standing. The license was first issued on April 18, 1991. It is valid through April 30, 2027.

What does Mares & Dow Construction & Skylights INC specialize in?

Mares & Dow Construction & Skylights INC is licensed for 2 CSLB classifications: B General Building Contractor and C-10 Electrical Contractor.

Where is Mares & Dow Construction & Skylights INC headquartered?

Mares & Dow Construction & Skylights INC is headquartered at 5016 Forni Drive,siute F, Concord, CA 94520, in Contra Costa County, California.

Does Mares & Dow Construction & Skylights INC have an active surety bond on file with CSLB?

Yes. Mares & Dow Construction & Skylights INC has an active California contractor surety bond filed with Hudson Insurance Company.

Does Mares & Dow Construction & Skylights INC carry workers' compensation coverage?

Yes. Mares & Dow Construction & Skylights INC carries active workers' compensation coverage through Ace American Insurance Company.

How do I verify Mares & Dow Construction & Skylights INC's contractor license?

You can verify Mares & Dow Construction & Skylights INC's license directly with the California Contractors State License Board at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=618118.

Activity Timeline
  1. License issuedApr 18, 1991
  2. Bond activeJan 1, 2023
  3. WC coverage startsSep 1, 2025
  4. WC expiresSep 1, 2026
  5. License expiresApr 30, 2027
Other contractors in Contra Costa County
California lien & payment resources

Working a California job with Mares & Dow Construction & Skylights INC, 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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