U M Air INC, C-20 HVAC Contractor in Downey, CA
U M Air INC operating as a corporation holds an active California contractor license (CSLB #1050013), valid through Feb 28, 2027. First issued in 2019, the license has been on the CSLB roster for 7 years. It carries a single CSLB classification: C-20 — HVAC Contractor. Records show an active surety bond on file with North River Insurance Company (the) and a previously-filed workers' compensation policy with A I U Insurance Company that is no longer active. The business is based in Downey, in Los Angeles County, California.
- License Number
- 1050013
- Issued
- Feb 11, 2019
- Status
- CLEAR
- Expires
- Feb 28, 2027
- Entity
- Corporation
- Surety
- North River Insurance Company (the)
- Bond Number
- 04CF614375
- Effective
- Feb 8, 2023
- Status
- Active
- Coverage
- Leasing Firm, Temp Agency, etc
- Carrier
- A I U Insurance Company
- Policy Number
- WC063535630CA
- Effective
- Jul 1, 2025
- Expires
- Jul 1, 2026
This contractor has a compliance issue in its public CSLB record:
- No active workers' comp on file
An automated summary of public CSLB data, not a credit score, rating, or endorsement. How we determine this
Is U M Air INC licensed in California?
Yes. U M Air INC holds California Contractors State License Board license number 1050013, which is active and in good standing. The license was first issued on February 11, 2019. It is valid through February 28, 2027.
What does U M Air INC specialize in?
U M Air INC is licensed for one CSLB classification: C-20 HVAC Contractor.
Where is U M Air INC headquartered?
U M Air INC is headquartered at 12211 Woodriff Avenue, Downey, CA 90241, in Los Angeles County, California.
Does U M Air INC have an active surety bond on file with CSLB?
Yes. U M Air INC has an active California contractor surety bond filed with North River Insurance Company (the).
Does U M Air INC carry workers' compensation coverage?
U M Air INC has a previously-filed workers' compensation policy with A I U Insurance Company that is no longer active.
How do I verify U M Air INC's contractor license?
You can verify U M Air INC's license directly with the California Contractors State License Board at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=1050013.
- License issuedFeb 11, 2019
- Bond activeFeb 8, 2023
- WC coverage startsJul 1, 2025
- WC expiredJul 1, 2026
- License expiresFeb 28, 2027
- Sheflo Plumbing CO#91479Agoura Hills·C-20 HVAC Contractor
- Hoskins Plumbing#91761Whittier·C-20 HVAC Contractor
- G E M Plumbing INC#111308Sierra Madre·C-20 HVAC Contractor
- Darrow Heating and Air Conditioning CORP#114301North Hollywood·B General Building Contractor
- E L Payne Company#120228West Hollywood·C-20 HVAC Contractor
- Acco Engineered Systems#120696Pasadena·A General Engineering Contractor
- Advanced Heating and Air Conditioning CO INC#136105N Hollywood·C-20 HVAC Contractor
- General Installation Company#151839Gardena·B General Building Contractor
Working a California job with U M Air INC, 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 U M Air INC? Claim or correct this profile