Business Details
22 Years
experience
Emergency
services
Your Trusted Electrical Partner in Naperville, IL
Since 2004, Essex Electrical Contractors has established itself as a trusted electrical contractor serving the Chicagoland area. Our team combines over 50 years of collective experience, led by owner Eric Essex and project managers Jim Marquardt and Sean Goulet. We specialize in delivering comprehensive electrical solutions for residential, commercial, industrial, and municipal clients, including power systems, lighting, control installations, and emergency services. Our commitment to quality, safety, and customer satisfaction drives every project, from small maintenance tasks to large-scale construction.We are licensed, bonded, and insured, offering competitive pricing and 24/7 emergency support to meet diverse client needs. With a focus on professionalism and technical expertise, we serve industries ranging from gaming and retail to manufacturing and recycling facilities. Our dedication to measurable results and sustainable practices ensures reliable, cost-effective environments for businesses and homeowners alike.
Services
Residential Electrical
Commercial/Industrial
Customer Owned Utility
Parking Lot Maintenance
Emergency Services
Details
- Year established: 2004
Highlights and features
- We are licensed, bonded, and insured for your protection.
- 24/7 emergency services available for urgent needs.
- Over 50 years of combined experience in electrical contracting.
- Professional and highly trained electricians on every job.
- Competitive pricing with upfront cost transparency.
Services
Residential Electrical
We provide comprehensive residential electrical services including recessed lighting, ceiling fan installations, outlet upgrades, and generator installations. Our team handles rewiring, troubleshooting, and safety inspections to ensure reliable power for homeowners. With a focus on precision and safety, we deliver tailored solutions for new builds and renovations.
Commercial/Industrial
Our commercial and industrial services cover build-outs, system upgrades, and emergency repairs for 120V to 600V systems. We specialize in lighting retrofits, circuit additions, and security systems for offices, manufacturing facilities, and big-box retailers. Our experienced electricians minimize downtime while ensuring compliance with industry standards for large-scale operations.
Customer Owned Utility
We design and maintain distributed energy systems that improve power reliability and efficiency for commercial clients. Our solutions include transformer upgrades, voltage support systems, and grid-tied energy infrastructure. These installations enhance operational resilience while reducing long-term energy costs for businesses and municipalities.
Parking Lot Maintenance
Our parking lot services ensure optimal safety and aesthetics through lighting upgrades, electrical repairs, and code compliance checks. We install and maintain durable lighting systems that enhance security while maintaining a professional appearance for commercial properties and retail centers.
Emergency Services
We offer 24/7 emergency electrical services for urgent power failures, outages, and system malfunctions. Our rapid response team addresses critical issues in residential, commercial, and industrial settings, minimizing downtime and restoring safe operations with immediate repairs and diagnostics.
People
Eric Essex
Owner
Eric Essex founded the company in 2004, bringing decades of electrical industry leadership. He oversees strategic operations and ensures adherence to quality standards across all projects.
Jim Marquardt
Project Manager
Jim Marquardt manages project execution with 25+ years of electrical contracting experience. He coordinates teams to deliver complex installations on schedule and within budget.
Sean Goulet
Supervising Electrician
Sean Goulet leads field operations with expertise in industrial systems. His technical knowledge ensures precise implementation of high-voltage projects and emergency repairs.
Questions
What electrical services do you offer?
We provide residential, commercial, and industrial electrical services including installations, maintenance, emergency repairs, and customer-owned utility systems.
Do you offer 24/7 emergency support?
Yes, we provide 24/7 emergency electrical services for urgent power failures and system malfunctions.
Which areas do you service?
We serve DuPage, Cook, Lake, Kane, Kendall, and Kankakee counties in Illinois, plus Alpharetta, Georgia.
Are you licensed and insured?
Yes, we are fully licensed, bonded, and insured for all electrical contracting work.
Can you handle large industrial projects?
Yes, we specialize in industrial electrical systems up to 600V, including manufacturing facilities and recycling centers.
Do you work on weekends?
Yes, we offer Saturday appointments for residential and commercial clients.
