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Cal Steam Company: CSLB License #674646
Source: CSLB public data · Updated November 1, 2026 · Official CSLB record
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The license is active with no suspension on record, though classifications, bonds and secondary flags still deserve a look.
License details
- License number
- 674646
- Primary status
- CLEAR · what this means
- Business type
- Corporation
- Full business name
- C S D M INC DBA Cal Steam Company
- Issued
- July 22, 1993 (33 years)
- Reissued
- April 4, 2017
- Expires
- April 30, 2027
- Classifications
- C-20 Warm-Air Heating, Ventilating and Air-Conditioning Contractor
C-36 Plumbing Contractor
C-4 Boiler, Hot Water Heating and Steam Fitting Contractor - Mailing address
- 1142 S Diamond Bl #169, Diamond Bar, CA, 91765
- Phone
- (213) 798 4693
Workers' compensation
- Type
- Workers' Compensation Insurance
- Insurer
- Florists Mutual Insurance Company
- Policy number
- 2557672004
- Effective
- August 20, 2026
- Expires
- August 20, 2027
Confirm coverage with CSLB's insurer search. How to check workers' comp.
Contractor's bond
- Surety
- Western Surety Company
- Bond number
- 71886701
- Amount
- $25,000
- Effective
- January 1, 2023
Status history
No changes recorded since we began tracking this license on November 1, 2026. We compare every weekly CSLB file and log changes to status, bonds, workers' comp and classifications here.
Related
- Licensed HVAC contractors in Diamond Bar
- Licensed plumbers in Diamond Bar
- Licensed contractors in Diamond Bar
- Contractors in Los Angeles County
- What "CLEAR" means
- How to check a contractor license
Data: CSLB Public Data Portal, file dated November 1, 2026. Status can change at any time. Verify on CSLB's Instant License Check. This site is not a consumer reporting agency under the FCRA; don't use it for employment, credit, insurance or housing decisions about an individual.