American Mechanical Systems, A General Engineering Contractor in Yuba City, CA
American Mechanical Systems operating as a sole owner holds an active California contractor license (CSLB #588211), valid through Oct 31, 2027. First issued in 1990, the license has been on the CSLB roster for 36 years. It carries 4 CSLB classifications: A General Engineering Contractor, B General Building Contractor, C-20 HVAC Contractor, and C-38 Refrigeration Contractor. Records show an active surety bond on file with Business Alliance Insurance Company and active workers' compensation coverage from Security National Insurance Company. The business is based in Yuba City, in Sutter County, California.
- License Number
- 588211
- Issued
- Feb 9, 1990
- Status
- CLEAR
- Expires
- Oct 31, 2027
- Entity
- Sole Owner
- Surety
- Business Alliance Insurance Company
- Bond Number
- G110819371770
- Effective
- Jan 1, 2023
- Status
- Active
- Coverage
- Workers' Compensation Insurance
- Carrier
- Security National Insurance Company
- Policy Number
- TES4756366
- Effective
- Mar 5, 2026
- Expires
- Mar 5, 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 American Mechanical Systems licensed in California?
Yes. American Mechanical Systems holds California Contractors State License Board license number 588211, which is active and in good standing. The license was first issued on February 9, 1990. It is valid through October 31, 2027.
What does American Mechanical Systems specialize in?
American Mechanical Systems is licensed for 4 CSLB classifications: A General Engineering Contractor, B General Building Contractor, C-20 HVAC Contractor, and C-38 Refrigeration Contractor.
Where is American Mechanical Systems headquartered?
American Mechanical Systems is headquartered at 1281 Hassett Avenue #c, Yuba City, CA 95991, in Sutter County, California.
Does American Mechanical Systems have an active surety bond on file with CSLB?
Yes. American Mechanical Systems has an active California contractor surety bond filed with Business Alliance Insurance Company.
Does American Mechanical Systems carry workers' compensation coverage?
Yes. American Mechanical Systems carries active workers' compensation coverage through Security National Insurance Company.
How do I verify American Mechanical Systems's contractor license?
You can verify American Mechanical Systems's license directly with the California Contractors State License Board at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=588211.
- License issuedFeb 9, 1990
- Bond activeJan 1, 2023
- WC coverage startsMar 5, 2026
- WC expiresMar 5, 2027
- License expiresOct 31, 2027
- Big S Asphalt CO#547970Yuba City·A General Engineering Contractor
- Nelson E C INC#532673Rio Oso·A General Engineering Contractor
- North Star Construction and Engineering INC#600303Yuba City·A General Engineering Contractor
- Spencer R B INC#664429Yuba City·C-20 HVAC Contractor
- Lamon Construction Company INC#174828Yuba City·A General Engineering Contractor
- Vardell's Air Conditioning#319337Yuba City·C-10 Electrical Contractor
- Fletcher's Plumbing and Contracting INC#309313Yuba City·A General Engineering Contractor
- Estrada Construction#377744Yuba City·A General Engineering Contractor
Working a California job with American Mechanical Systems, 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 American Mechanical Systems? Claim or correct this profile