Public CSLB records

Timm R E Construction INC, B General Building Contractor in Castro Valley, CA

License #1019087·Corporation·Castro Valley, Alameda County
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Summary

Timm R E Construction INC operating as a corporation holds an active California contractor license (CSLB #1019087), valid through Oct 31, 2026. First issued in 2016, the license has been on the CSLB roster for 10 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Bonding Company (mutual) and a previously-filed workers' compensation policy with National Casualty Company that is no longer active. The business is based in Castro Valley, in Alameda County, California.

Business Information
Address
21780 Eden Canyon Road
Castro Valley, CA 94552
License Details & Classifications
License Number
1019087
Issued
Oct 6, 2016
Status
CLEAR
Expires
Oct 31, 2026
Entity
Corporation
Financial & Insurance Coverage
Contractor Bond
Surety
Merchants Bonding Company (mutual)
Bond Number
100154610
Effective
Aug 4, 2023
Status
Active
Workers' Compensation
Coverage
Workers' Compensation Insurance
Carrier
National Casualty Company
Policy Number
WCC336627A
Effective
Jun 23, 2025
Expires
Jun 23, 2026
Alert

This contractor has a compliance issue in its public CSLB record:

  • No active workers' comp on file
License StatusActive
Contractor BondOn file
Workers' CompensationInactive

An automated summary of public CSLB data, not a credit score, rating, or endorsement. How we determine this

Frequently asked questions
Is Timm R E Construction INC licensed in California?

Yes. Timm R E Construction INC holds California Contractors State License Board license number 1019087, which is active and in good standing. The license was first issued on October 6, 2016. It is valid through October 31, 2026.

What does Timm R E Construction INC specialize in?

Timm R E Construction INC is licensed for one CSLB classification: B General Building Contractor.

Where is Timm R E Construction INC headquartered?

Timm R E Construction INC is headquartered at 21780 Eden Canyon Road, Castro Valley, CA 94552, in Alameda County, California.

Does Timm R E Construction INC have an active surety bond on file with CSLB?

Yes. Timm R E Construction INC has an active California contractor surety bond filed with Merchants Bonding Company (mutual).

Does Timm R E Construction INC carry workers' compensation coverage?

Timm R E Construction INC has a previously-filed workers' compensation policy with National Casualty Company that is no longer active.

How do I verify Timm R E Construction INC's contractor license?

You can verify Timm R E Construction INC's license directly with the California Contractors State License Board at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=1019087.

Activity Timeline
  1. License issuedOct 6, 2016
  2. Bond activeAug 4, 2023
  3. WC coverage startsJun 23, 2025
  4. WC expiredJun 23, 2026
  5. License expiresOct 31, 2026
Other contractors in Alameda County
California lien & payment resources

Working a California job with Timm R E Construction 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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