Public CSLB records

MCMASTER MECHANICAL

License #879152·Corporation·DIAMOND BAR, Los Angeles County
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Summary

MCMASTER MECHANICAL operating as a corporation is licensed in California under CSLB number 879152. The license was first issued in 2006, putting the business at 20 years on the active CSLB roster. It carries a single CSLB classification: C-20 — HVAC Contractor. Records show an active surety bond on file with HUDSON INSURANCE COMPANY and active workers' compensation coverage from EMPLOYERS PREFERRED INSURANCE COMPANY. The business is based in DIAMOND BAR, in Los Angeles County, California.

Business Information
Address
20903 AMBUSHERS STREET
DIAMOND BAR, CA 91765
License Details & Classifications
License Number
879152
Issued
Jun 10, 2006
Status
CLEAR
Expires
Feb 28, 2027
Entity
Corporation
Classifications
Financial & Insurance Coverage
Contractor Bond
Surety
HUDSON INSURANCE COMPANY
Bond Number
30122180
Effective
Sep 8, 2023
Status
Active
Workers' Compensation
Coverage
Workers' Compensation Insurance
Carrier
EMPLOYERS PREFERRED INSURANCE COMPANY
Policy Number
EIG522801302
Effective
Jun 1, 2025
Expires
Jun 1, 2026
License StatusActive
Contractor BondOn file
Workers' CompensationActive
Activity Timeline
  1. License issuedJun 10, 2006
  2. Bond activeSep 8, 2023
  3. WC coverage startsJun 1, 2025
  4. WC expiresJun 1, 2026
  5. License expiresFeb 28, 2027