Business Details
Professional Electrical Contracting Services in Northern California
C N O'Neill Electric is a locally-owned and operated electrical contracting firm serving Northern California. With over 15 years of experience in commercial and industrial electrical systems, we deliver reliable solutions for new construction, tenant improvements, and maintenance projects. Our team prioritizes safety, holding OSHA 30, NFPA 70E, and First Aid/CPR certifications, maintaining an exceptional safety record without loss-time injuries. We serve diverse sectors including government, healthcare, education, technology, and agriculture, providing tailored electrical infrastructure solutions.Our commitment to quality craftsmanship ensures projects are completed on time, on budget, and to the highest standards. As a licensed C-10 contractor (California License #C10-1023311), we combine technical expertise with personalized service to meet client needs across the Central Valley and Bay Area.
Services
Commercial Wiring
Industrial Power Systems
Lighting Retrofits
Tenant Improvements
New Construction
Electrical Maintenance
Medium-Voltage Infrastructure
Highlights and features
- 15 years of experience in commercial and industrial electrical systems
- Comprehensive safety training with proven loss-time injury-free record
- Full-service capabilities from design to maintenance
- Locally-owned serving Central Valley and Bay Area markets
- Proven track record with government, healthcare, and technology sectors
Associations and certifications
- OSHA 30
- NFPA 70E
- D&B DUNS: 080565546
Services
Commercial Wiring
We provide comprehensive commercial wiring solutions for new construction and renovation projects. Our certified electricians install reliable electrical systems in office buildings, retail spaces, and warehouses. Our expertise ensures compliance with all safety standards while meeting modern business electrical demands.
Lighting Retrofits
Our lighting retrofit services upgrade existing systems to energy-efficient solutions that meet Title 24 requirements. We implement advanced lighting control systems that reduce energy consumption while improving illumination quality for commercial and industrial facilities.
Power Systems
We design, build, and maintain primary and standby power systems for critical operations. Our solutions include medium-voltage infrastructure and backup power systems that ensure continuous operation for industrial facilities and essential service providers.
Tenant Improvements
We specialize in electrical modifications for commercial tenant improvements. Our team handles electrical system upgrades and reconfigurations to support business-specific requirements while maintaining full compliance with California electrical codes and safety standards.
Electrical Maintenance
Our preventive maintenance programs ensure long-term reliability of electrical systems. We provide regular inspections, repairs, and system optimization services to minimize downtime and extend equipment lifespan for commercial and industrial clients.
Questions
What areas do you serve?
We primarily serve Northern California, including the Central Valley and Bay Area regions.
What types of electrical services do you offer?
We provide commercial and industrial electrical services including wiring, power systems, lighting retrofits, tenant improvements, and maintenance.
Are you licensed and insured?
Yes, we hold California Electrical Contractor License #C10-1023311 and maintain proper insurance coverage.
How experienced is your team?
Our crew leader has 15+ years of experience with an exceptional safety record and advanced safety certifications.
What safety training do your electricians have?
Our team holds OSHA 30, NFPA 70E, and First Aid/CPR certifications with regular onsite safety training.
Can you handle government and public sector projects?
Yes, we have extensive experience with public sector projects including schools, military facilities, and government buildings.
