Steam Masters, B General Building Contractor in San Dimas, CA
Steam Masters operating as a sole owner holds an active California contractor license (CSLB #270220), valid through Dec 31, 2026. First issued in 1971, the license has been on the CSLB roster for 55 years. It carries a single CSLB classification: B — General Building Contractor. Records show an active surety bond on file with Business Alliance Insurance Company and an exempt workers' compensation status (no employees on payroll). The business is based in San Dimas, in Los Angeles County, California.
- License Number
- 270220
- Issued
- Jul 2, 1971
- Status
- CLEAR
- Expires
- Dec 31, 2026
- Entity
- Sole Owner
- Surety
- Business Alliance Insurance Company
- Bond Number
- G80927930669
- Effective
- Jan 1, 2023
- Status
- Active
- Coverage
- Exempt
- Carrier
- —
- Policy Number
- —
- Effective
- Jan 6, 2025
- Expires
- —
This contractor warrants a closer look before contracting:
- Workers' comp listed as exempt
An automated summary of public CSLB data, not a credit score, rating, or endorsement. How we determine this
Is Steam Masters licensed in California?
Yes. Steam Masters holds California Contractors State License Board license number 270220, which is active and in good standing. The license was first issued on July 2, 1971. It is valid through December 31, 2026.
What does Steam Masters specialize in?
Steam Masters is licensed for one CSLB classification: B General Building Contractor.
Where is Steam Masters headquartered?
Steam Masters is headquartered at 1635 Sp 73 Covina Blvd, San Dimas, CA 91773, in Los Angeles County, California.
Does Steam Masters have an active surety bond on file with CSLB?
Yes. Steam Masters has an active California contractor surety bond filed with Business Alliance Insurance Company.
Does Steam Masters carry workers' compensation coverage?
Steam Masters reports an exempt workers' compensation status, meaning the business has no employees on payroll.
How do I verify Steam Masters's contractor license?
You can verify Steam Masters's license directly with the California Contractors State License Board at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=270220.
- License issuedJul 2, 1971
- Bond activeJan 1, 2023
- WC coverage startsJan 6, 2025
- License expiresDec 31, 2026
- C W Driver Incorporated#102Pasadena·B General Building Contractor
- Pacific Home Builders INC#45839Rolling Hills Estates·B General Building Contractor
- Oltmans Construction CO#86393Whittier·A General Engineering Contractor
- Electro Construction CORP#95881Altadena·B General Building Contractor
- Licha Construction INC#102147Arcadia·B General Building Contractor
- Darrow Heating and Air Conditioning CORP#114301North Hollywood·B General Building Contractor
- In2uitive Builders LLC#112760El Segundo·B General Building Contractor
- Nicholson Mark#111289Malibu·B General Building Contractor
Working a California job with Steam Masters, 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 Steam Masters? Claim or correct this profile