National Air & Energy, C-4 Boiler, Hot Water Heating and Steam Fitting Contractor in San Diego, CA
National Air & Energy operating as a corporation holds an active California contractor license (CSLB #706889), valid through May 31, 2027. First issued in 1995, the license has been on the CSLB roster for 31 years. It carries 2 CSLB classifications: C-4 Boiler, Hot Water Heating and Steam Fitting Contractor and C-20 HVAC Contractor. Records show an active surety bond on file with Ohio Casualty Insurance Company (the) and active workers' compensation coverage from Travelers Property Casualty Company of America. The business is based in San Diego, in San Diego County, California.
- License Number
- 706889
- Issued
- May 19, 1995
- Status
- CLEAR
- Expires
- May 31, 2027
- Entity
- Corporation
- Surety
- Ohio Casualty Insurance Company (the)
- Bond Number
- D10153C
- Effective
- Jan 1, 2023
- Status
- Active
- Coverage
- Workers' Compensation Insurance
- Carrier
- Travelers Property Casualty Company of America
- Policy Number
- UB0S424440
- Effective
- Mar 17, 2025
- Expires
- Mar 17, 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 National Air & Energy licensed in California?
Yes. National Air & Energy holds California Contractors State License Board license number 706889, which is active and in good standing. The license was first issued on May 19, 1995. It is valid through May 31, 2027.
What does National Air & Energy specialize in?
National Air & Energy is licensed for 2 CSLB classifications: C-4 Boiler, Hot Water Heating and Steam Fitting Contractor and C-20 HVAC Contractor.
Where is National Air & Energy headquartered?
National Air & Energy is headquartered at 2053 Kurtz Street, San Diego, CA 92110, in San Diego County, California.
Does National Air & Energy have an active surety bond on file with CSLB?
Yes. National Air & Energy has an active California contractor surety bond filed with Ohio Casualty Insurance Company (the).
Does National Air & Energy carry workers' compensation coverage?
Yes. National Air & Energy carries active workers' compensation coverage through Travelers Property Casualty Company of America.
How do I verify National Air & Energy's contractor license?
You can verify National Air & Energy's license directly with the California Contractors State License Board at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=706889.
- License issuedMay 19, 1995
- Bond activeJan 1, 2023
- WC coverage startsMar 17, 2025
- WC expiresMar 17, 2027
- License expiresMay 31, 2027
- Jackson & Blanc#188961San Diego·B General Building Contractor
- A O Reed & CO LLC#7731San Diego·A General Engineering Contractor
- Public Works Contractor INC#504968El Cajon·A General Engineering Contractor
- University Mechanical & Engineering Contractors INC#460213El Cajon·A General Engineering Contractor
- County Burner and Machinery CORP#324821San Diego·C-4 Boiler, Hot Water Heating and Steam Fitting Contractor
- Astro Mechanical Contractors INC#267392El Cajon·A General Engineering Contractor
- Cox Brian Mechanical INC#557383Poway·B General Building Contractor
- Performance Air Systems INC#566495Pine Valley·C-20 HVAC Contractor
Working a California job with National Air & Energy, 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 National Air & Energy? Claim or correct this profile