Tetra Mechanical Services, C-20 HVAC Contractor in Simi Valley, CA
Tetra Mechanical Services operating as a sole owner holds an active California contractor license (CSLB #273330), valid through Aug 31, 2027. First issued in 1972, the license has been on the CSLB roster for 54 years. It carries 2 CSLB classifications: C-20 HVAC Contractor and C-38 Refrigeration Contractor. Records show an active surety bond on file with American Contractors Indemnity Company and active workers' compensation coverage from Hartford Casualty Insurance Company. The business is based in Simi Valley, in Ventura County, California.
- License Number
- 273330
- Issued
- Jan 17, 1972
- Status
- CLEAR
- Expires
- Aug 31, 2027
- Entity
- Sole Owner
- Surety
- American Contractors Indemnity Company
- Bond Number
- 100989715
- Effective
- Sep 1, 2025
- Status
- Active
- Coverage
- Workers' Compensation Insurance
- Carrier
- Hartford Casualty Insurance Company
- Policy Number
- 72WECAB6414
- Effective
- Oct 14, 2023
- Expires
- Oct 14, 2026
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 Tetra Mechanical Services licensed in California?
Yes. Tetra Mechanical Services holds California Contractors State License Board license number 273330, which is active and in good standing. The license was first issued on January 17, 1972. It is valid through August 31, 2027.
What does Tetra Mechanical Services specialize in?
Tetra Mechanical Services is licensed for 2 CSLB classifications: C-20 HVAC Contractor and C-38 Refrigeration Contractor.
Where is Tetra Mechanical Services headquartered?
Tetra Mechanical Services is headquartered at 1107 Stanford Drive, Simi Valley, CA 93065, in Ventura County, California.
Does Tetra Mechanical Services have an active surety bond on file with CSLB?
Yes. Tetra Mechanical Services has an active California contractor surety bond filed with American Contractors Indemnity Company.
Does Tetra Mechanical Services carry workers' compensation coverage?
Yes. Tetra Mechanical Services carries active workers' compensation coverage through Hartford Casualty Insurance Company.
How do I verify Tetra Mechanical Services's contractor license?
You can verify Tetra Mechanical Services's license directly with the California Contractors State License Board at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=273330.
- License issuedJan 17, 1972
- WC coverage startsOct 14, 2023
- Bond activeSep 1, 2025
- WC expiresOct 14, 2026
- License expiresAug 31, 2027
- Perfect Climate Heating & Air Conditioning INC#316805Simi Valley·C-20 HVAC Contractor
- Dave's Refrigeration Air Cond & Heating#355225Camarillo·C-20 HVAC Contractor
- D'souza Claude A#386432Thousand Oaks·C-20 HVAC Contractor
- Enerlon INC#405965Oxnard·B General Building Contractor
- C & R Heating and Air Conditioning#424097Somis·C-20 HVAC Contractor
- Alpine Refrigeration#470041Simi Valley·C-20 HVAC Contractor
- Koolco Mechanical INC#555151Oxnard·C-10 Electrical Contractor
- Anderson Refrigeration INC#633627Port Hueneme·C-20 HVAC Contractor
Working a California job with Tetra Mechanical Services, 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 Tetra Mechanical Services? Claim or correct this profile