Demakas Plumbing & Heating Inc
Demakas Plumbing & Heating Inc is an active, licensed contractor operating in San Francisco, CA. Operating under a California contractor license established in 1978. They hold 6 license classifications including C-4 Boiler, Hot-Water Heating and Steam Fitting Contractor, C-16 Fire Protection Contractor, and 4 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
- 349523
- Status
- Active
- Classification(s)
- C-4: Boiler, Hot-Water Heating and Steam Fitting Contractor, C-16: Fire Protection Contractor, C-20: Warm-Air Heating, Ventilating and Air-Conditioning (HVAC) Contractor, C-31: Construction Zone Traffic Control Contractor, C-36: Plumbing Contractor, D16: Hardware, Locks and Safes
- Tenure
- Licensed since 1978 (48 years)
- Issue Date
- January 13, 1978
- Expiration Date
- November 30, 2026
- Disciplinary Record
- No Disciplinary Actions
Bond & Insurance
- Contractor Bond
- Bonded ($25000) – AMERICAN CONTRACTORS INDEMNITY COMPANY
- Workers’ Compensation
- Workers' Compensation Insurance – HARTFORD CASUALTY INSURANCE COMPANY
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
- 2370 OAKDALE AVENUE
- City
- San Francisco, CA
- ZIP Code
- 94124
- Phone
- (415) 282-2121
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About These License Types
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-20: Warm-Air Heating, Ventilating and Air-Conditioning (HVAC) Contractor
Fabricates, installs, maintains, services, and repairs warm-air heating systems and water heating heat pumps, ventilating systems, air-conditioning systems, and the ducts, registers, flues, humidity and thermostatic controls and air filters in connection with these systems. Includes solar-powered HVAC systems.
Not authorized: Does not include boiler or steam heating (see C-4) or refrigeration below 50F (see C-38).
C-31: Construction Zone Traffic Control Contractor
Prepares or removes lane closures, flagging, or traffic diversions using portable devices such as cones, delineators, barricades, sign stands, flashing beacons, arrow trailers, and changeable message signs on roadways.
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).
D16: Hardware, Locks and Safes
Installs, maintains, and repairs hardware, locks, and safes in construction settings.
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.