Walter Koenig
Walter Koenig is an active, licensed contractor operating in Rio Vista, CA. Operating under a California contractor license established in 1976. They hold 4 license classifications including A General Engineering Contractor, B General Building 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
- 322062
- Status
- Active
- Classification(s)
- A: General Engineering Contractor, B: General Building Contractor, C-2: Insulation and Acoustical Contractor, HAZ: Hazardous Substance Removal Certification
- Tenure
- Licensed since 1976 (49 years)
- Issue Date
- July 09, 1976
- Expiration Date
- January 31, 2028
- Disciplinary Record
- No Disciplinary Actions
Bond & Insurance
- Contractor Bond
- Bonded ($25000) – FIDELITY AND DEPOSIT COMPANY OF MARYLAND
- 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 758
- City
- Rio Vista, CA
- ZIP Code
- 945710758
- Phone
- (707) 374-6472
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.
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-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.
HAZ: Hazardous Substance Removal Certification
An add-on certification for removal of hazardous substances. Only issued to contractors holding A, B, C-12, C-21, C-36, C-57, or C-61/D-40 licenses.
Not authorized: Restricted to contractors holding qualifying base licenses.
Verify on Official CSLB Website
License data sourced from the California Contractors State License Board. Last data update: February 20, 2026.