Trimyc Mechanical Inc
Trimyc Mechanical Inc is an active, licensed contractor operating in Cotati, CA. Operating under a California contractor license established in 1989. They hold 4 license classifications including B General Building Contractor, C-4 Boiler, Hot-Water Heating and Steam Fitting Contractor, and 2 others. They currently maintain an active contractor bond and workers' compensation insurance. No disciplinary actions have been recorded against this license.
License Information
- License Number
- 555597
- Status
- Active
- Classification(s)
- B: General Building Contractor, C-4: Boiler, Hot-Water Heating and Steam Fitting Contractor, C-16: Fire Protection Contractor, C-36: Plumbing Contractor
- Tenure
- Licensed since 1989 (37 years)
- Issue Date
- January 27, 1989
- Expiration Date
- January 31, 2027
- Disciplinary Record
- No Disciplinary Actions
Bond & Insurance
- Contractor Bond
- Bonded ($25000) – AMERICAN CONTRACTORS INDEMNITY COMPANY
- Workers’ Compensation
- Workers' Compensation Insurance – TRAVELERS PROPERTY CASUALTY COMPANY OF AMERICA
A contractor’s bond protects consumers up to the bond amount if the contractor fails to fulfill contractual obligations or violates CSLB regulations.
Workers’ compensation insurance protects homeowners from liability if a contractor’s employee is injured on the job site.
Location
- Address
- 480 AARON STREET SUITE A
- City
- Cotati, CA
- ZIP Code
- 94931
- Phone
- (707) 664-1042
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About These License Types
B: General Building Contractor
Authorizes construction of structures including residential, commercial, and industrial buildings requiring at least two unrelated building trades or crafts. May take prime contracts or subcontracts for framing or carpentry. May subcontract all specialty work but must hold the appropriate C license to self-perform specialty trade work.
Not authorized: Cannot self-perform specialty trade work (electrical, plumbing, HVAC, etc.) without holding the corresponding C license. Cannot contract for C-16 Fire Protection or C-57 Well Drilling without the appropriate license or subcontractor.
C-4: Boiler, Hot-Water Heating and Steam Fitting Contractor
Installs, services, and repairs power boiler installations, hot-water heating systems and steam fitting, including fire-tube and water-tube boilers, piping, fittings, valves, gauges, pumps, radiators, fuel oil tanks, chimneys, flues, and associated solar heating equipment.
Not authorized: Does not include warm-air heating or air conditioning systems (see C-20).
C-16: Fire Protection Contractor
Lays out, fabricates, and installs all types of fire protection systems including all associated equipment.
Not authorized: Does not include electrical alarm systems.
C-36: Plumbing Contractor
Provides means for a supply of safe water and proper disposal of fluid waste, including piping, storage tanks, venting, gas appliances and connections, water and gas piping, water heating equipment including solar, and health and safety devices such as backflow preventers and gas earthquake valves.
Not authorized: Does not include forced warm-air units (see C-20).
Licensing Resources
Workers' comp requirements for California contractors
Deposit and payment rules for California contracts
Home improvement contract requirements
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License data sourced from the California Contractors State License Board. Last data update: April 05, 2026.