John H Williams
John H Williams is an active, licensed contractor operating in Mission Hills, CA. Operating under a California contractor license established in 1976. They hold 4 license classifications including A General Engineering Contractor, C-34 Pipeline Contractor, and 2 others. They currently maintain an active contractor bond and a workers' compensation exemption. No disciplinary actions have been recorded against this license.
License Information
- License Number
- 314848
- Status
- Active
- Classification(s)
- A: General Engineering Contractor, C-34: Pipeline Contractor, C-36: Plumbing Contractor, C-42: Sanitation System Contractor
- Tenure
- Licensed since 1976 (50 years)
- Issue Date
- January 16, 1976
- Expiration Date
- February 28, 2027
- Disciplinary Record
- No Disciplinary Actions
Bond & Insurance
- Contractor Bond
- Bonded ($25000) – NORTH AMERICAN SPECIALTY INSURANCE COMPANY
- Workers’ Compensation
- Exempt
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 951030
- City
- Mission Hills, CA
- ZIP Code
- 95103
- Phone
- (805) 386-2393
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About These License Types
A: General Engineering Contractor
Authorizes construction of fixed works requiring specialized engineering knowledge and skill, including irrigation, drainage, water power, water supply, flood control, inland waterways, harbors, docks, shipyards, dams, hydroelectric projects, levees, railroads, highways, tunnels, airports, sewers, bridges, pipelines, parks, refineries, and power plants.
Not authorized: Does not authorize work under a Class B General Building Contractor license or any specialty (C) classification unless incidental to the engineering project.
C-34: Pipeline Contractor
Fabricates and installs pipelines for conveyance of fluids such as water, gas, or petroleum, including protective coatings and the trenching, boring, shoring, backfilling, compacting, paving, and surfacing to complete installation.
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-42: Sanitation System Contractor
Fabricates and installs cesspools, septic tanks, storm drains, and other sewage disposal and drain structures, including cast iron, steel, concrete, and vitreous pipe.
Licensing Resources
What does a workers' comp exemption mean?
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.