E B Gilmore & Sons Mechanical Services Inc
E B Gilmore & Sons Mechanical Services Inc is an active, licensed contractor operating in San Francisco, CA. Operating under a California contractor license established in 1997. They hold 7 license classifications including C-2 Insulation and Acoustical Contractor, C-4 Boiler, Hot-Water Heating and Steam Fitting Contractor, and 5 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
- 740278
- Status
- Active
- Classification(s)
- C-2: Insulation and Acoustical Contractor, C-4: Boiler, Hot-Water Heating and Steam Fitting Contractor, C-10: Electrical Contractor, C-20: Warm-Air Heating, Ventilating and Air-Conditioning (HVAC) Contractor, C-36: Plumbing Contractor, C-38: Refrigeration Contractor, C-43: Sheet Metal Contractor
- Tenure
- Licensed since 1997 (28 years)
- Issue Date
- September 10, 1997
- Expiration Date
- September 30, 2027
- Disciplinary Record
- No Disciplinary Actions
Bond & Insurance
- Contractor Bond
- Bonded ($25000) – AMERICAN CONTRACTORS INDEMNITY COMPANY
- Workers’ Compensation
- Workers' Compensation Insurance – STATE COMPENSATION INSURANCE FUND
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
- P O BOX 472 438
- City
- San Francisco, CA
- ZIP Code
- 94147
- Phone
- (415) 861-0944
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About These License Types
C-2: Insulation and Acoustical Contractor
Installs insulating media and preformed architectural acoustical materials for temperature and sound control, including batt, blown, rigid board, spray-applied, and acoustical tile or panel systems.
Not authorized: Does not authorize removal of asbestos-containing materials.
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-10: Electrical Contractor
Places, installs, erects, or connects electrical wires, fixtures, appliances, apparatus, raceways, conduits, solar photovoltaic cells, or any part thereof which generate, transmit, transform, or utilize electrical energy.
Not authorized: Electricians working under a C-10 must be certified per CA Labor Code.
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-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).
C-38: Refrigeration Contractor
Constructs, fabricates, erects, installs, maintains, services, and repairs refrigerators, refrigerated rooms, insulated spaces, temperature insulation, air-conditioning units, ducts, blowers, and thermostatic controls for temperatures below 50 degrees Fahrenheit (10 degrees Celsius).
Not authorized: Temperatures above 50F fall under C-20 HVAC.
C-43: Sheet Metal Contractor
Selects, cuts, shapes, fabricates, and installs sheet metal including cornices, flashings, gutters, leaders, pans, kitchen equipment, duct work with insulation, patented chimneys, metal flues, and metal roofing systems.
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: May 31, 2026.