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Martin Herzfeld
- Address: California Contractors License #833782, C-7 C61/D31 C46 C61/D56, California 94803, USA
- Telephone Number: 510-243-0190
- Business: Retailer
- Services: Design, Installation, Auditing & Inspections
- Products: Packaged Off-Grid Solar Systems, Packaged On-Grid Solar Systems, Solar Panels, Solar Photovoltaic Systems
- Web Site: http://www.herzfeld.org
- License Qualifier | Solar Energy Equipment & Systems Dealer, Solar Systems Design & Installation; pole- ground-mounted photovoltaics.
California Contractors State License # 833782:
D56 - Trenching Only Contractor
A trenching contractor is a limited specialty contractor whose contracting business is trenching only for foundations, pipelines, conduit and related trenching work.
C46 - Solar Contractor
A solar contractor installs, modifies, maintains, and repairs thermal and photovoltaic solar energy systems.
D31 - Pole Installation and Maintenance
A pole installation and maintenance contractor installs wood or precast poles to support the wiring or cable that is installed by others ...
C-7 - Low Voltage Systems Contractor
A communication and low voltage contractor installs, services and maintains all types of communication and low voltage systems which are energy limited and do not exceed 91 volts. These systems include, but are not limited to telephone systems, sound systems, cable television systems, closed-circuit video systems, satellite dish antennas, instrumentation and temperature controls, and low voltage landscape lighting.
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