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33 Years
experience
Emergency
services
Your Trusted Electrician in Narberth, PA
Founded in 1993, Chelsvig Electric has built a reputation as a trusted provider of residential and commercial electrical services in the Delaware Valley. Our family-owned business combines Midwestern work ethic with modern expertise, delivering honest pricing, quality workmanship, and tailored solutions for homeowners, businesses, and interior designers. We specialize in high-tech wiring, designer lighting installations, and generator systems while maintaining traditional values of integrity and customer care. Our licensed electricians serve Pennsylvania, New Jersey, and Delaware, offering emergency coverage and comprehensive services from knob-and-tube removal to smart home integrations.

With decades of combined experience, we prioritize safety, precision, and client education, ensuring every project meets professional standards and leaves properties neat and functional. Our commitment to transparency extends to upfront pricing options and technical guidance that empowers informed decision-making. Recognized for reliability through numerous client testimonials, we maintain active partnerships with industry leaders like Generac for backup power solutions. From residential rewiring to commercial security lighting, our team delivers consistent, code-compliant results across diverse electrical needs.
Services
Generator Installation Designer Lighting Emergency Electrical Home Rewiring Commercial Wiring Smart Home Systems Security Lighting Knob-and-Tube Removal Data Network Wiring Appliance Installation
Details
  • Year established: 1993
Highlights and features
  • Family-owned since 1993 with Midwestern work ethic and modern expertise
  • Licensed in Pennsylvania, New Jersey, and Delaware for regional reliability
  • Specialize in high-tech wiring and designer lighting installations
  • Offer Generac-certified generator installation and emergency coverage
  • Maintain 100% client satisfaction through transparent pricing and clean workspaces
What people say
Wonderful job Highly recommend Fair prices Expertise Clean work
Services
Generator Installation
We install and service whole-house and portable generators, including Generac models. Our experts assess power needs and provide tailored backup solutions for storm preparedness, outage recovery, and renovation projects. Services include system sizing, code-compliant installation, and maintenance programs to ensure reliable operation during emergencies.
Designer Lighting
Our team collaborates with architects and homeowners to create custom lighting plans. We handle pendant, recessed, track, and low-voltage systems while offering product selection guidance. Services include ambient lighting, task lighting, and security lighting installations that enhance both aesthetics and functionality in residential and commercial spaces.
Emergency Electrical
We provide urgent electrical services for residential and commercial clients. Our licensed technicians address power outages, faulty wiring, and safety hazards with rapid response times. Services include panel repairs, knob-and-tube removal, and emergency rewiring while maintaining strict safety protocols and minimizing property disruption.
Home Rewiring
We specialize in partial and full-home rewiring projects. Our services include replacing outdated systems, upgrading electrical panels, and installing modern wiring for safety and efficiency. We handle knob-and-tube removal, new construction wiring, and low-voltage systems for data networks and distributed audio/video applications.
Commercial Wiring
We deliver tailored electrical solutions for commercial clients, including showroom lighting, machinery wiring, and security systems. Our team ensures code compliance while minimizing business disruption during installations. Services cover single-phase and three-phase wiring, security camera systems, and emergency lighting for retail, office, and industrial spaces.
People
Mark Chelsvig
Owner
With over 30 years in the electrical trade, Mark founded Chelsvig Electric in 1993. He brings Midwestern work ethic and extensive experience in residential and commercial electrical systems, specializing in complex rewiring projects and code-compliant installations.
Abe Chelsvig
Electrician
Joining the family business, Abe specializes in generator installations and smart home systems. He combines technical expertise with customer-focused service, often discovering innovative solutions like Generac's variable-speed models to meet client needs.
Questions
What electrical services do you offer for homeowners?
We provide full residential services including rewiring, generator installation, designer lighting, smart home systems, and emergency repairs. Our team handles projects from knob-and-tube removal to high-speed data wiring.
Are you licensed to work outside Pennsylvania?
Yes, we hold active electrical licenses in Pennsylvania, New Jersey, and Delaware, serving the entire Delaware Valley region with consistent quality standards.
Do you offer emergency electrical services?
Yes, we provide 24/7 emergency coverage for urgent electrical issues including power outages, faulty wiring, and safety hazards across residential and commercial properties.
What makes your generator installation service unique?
As Generac-certified installers, we offer personalized power assessments and install both whole-house and portable systems. We prioritize quiet, fuel-efficient models with minimal maintenance requirements.
How do you handle commercial electrical projects?
We specialize in commercial lighting, security systems, and machinery wiring while maintaining strict safety protocols. Our team works around business hours to minimize operational disruption.
What's your approach to designer lighting installations?
We collaborate with architects and homeowners to create customized lighting plans, offering product selection guidance and precise installation for ambient, task, and security lighting applications.