Addis Construction CO, A General Engineering Contractor in Sonora, CA
Addis Construction CO operating as a sole owner holds an active California contractor license (CSLB #482521), valid through Nov 30, 2027. First issued in 1985, the license has been on the CSLB roster for 41 years. It carries 2 CSLB classifications: A General Engineering Contractor and B General Building Contractor. Records show an active surety bond on file with American Contractors Indemnity Company and active workers' compensation coverage from Insurance Company of the West. The business is based in Sonora, in Tuolumne County, California.
- License Number
- 482521
- Issued
- Nov 13, 1985
- Status
- CLEAR
- Expires
- Nov 30, 2027
- Entity
- Sole Owner
- Surety
- American Contractors Indemnity Company
- Bond Number
- 101059338
- Effective
- Apr 23, 2026
- Status
- Active
- Coverage
- Workers' Compensation Insurance
- Carrier
- Insurance Company of the West
- Policy Number
- WSA506934603
- 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 Addis Construction CO licensed in California?
Yes. Addis Construction CO holds California Contractors State License Board license number 482521, which is active and in good standing. The license was first issued on November 13, 1985. It is valid through November 30, 2027.
What does Addis Construction CO specialize in?
Addis Construction CO is licensed for 2 CSLB classifications: A General Engineering Contractor and B General Building Contractor.
Where is Addis Construction CO headquartered?
Addis Construction CO is headquartered at P O Box 4972, Sonora, CA 95370, in Tuolumne County, California.
Does Addis Construction CO have an active surety bond on file with CSLB?
Yes. Addis Construction CO has an active California contractor surety bond filed with American Contractors Indemnity Company.
Does Addis Construction CO carry workers' compensation coverage?
Yes. Addis Construction CO carries active workers' compensation coverage through Insurance Company of the West.
How do I verify Addis Construction CO's contractor license?
You can verify Addis Construction CO's license directly with the California Contractors State License Board at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=482521.
- License issuedNov 13, 1985
- WC coverage startsJan 1, 2026
- Bond activeApr 23, 2026
- WC expiresJan 1, 2027
- License expiresNov 30, 2027
- Mc Connell Mike Construction#459611Sonora·A General Engineering Contractor
- Boyer Construction#509381Sonora·A General Engineering Contractor
- Weller Construction INC#429107Columbia·A General Engineering Contractor
- Parks Construction Company#392756Twain Harte·A General Engineering Contractor
- California Gold Development Corporation#364660Sonora·A General Engineering Contractor
- Kolpack Glenn H INC#287112Sonora·A General Engineering Contractor
- Silverado Estate Enterprises INC#526414Sonora·A General Engineering Contractor
- Lucas Building Corporation#561363Sonora·A General Engineering Contractor
Working a California job with Addis Construction CO, 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 Addis Construction CO? Claim or correct this profile