Trusted Electrical Services from Fort Atkinson to Janesville to Sun Prairie to Oconomowoc!
Call Now: 608-618-1452
Proud to bring you peace of mind with over 22 years of trusted electrical solutions for homeowners and businesses.
From Fort Atkinson to Sun Prairie, and Janesville to Oconomowoc, Key Light Electrical is your licensed and insured, dependable and respectful electrical contractor who values your safety and comfort. Whether it’s updating an electrical panel, powering a new hot tub, installing smart home controls, or mounting a TV, we tailor every soluti
From Fort Atkinson to Sun Prairie, and Janesville to Oconomowoc, Key Light Electrical is your licensed and insured, dependable and respectful electrical contractor who values your safety and comfort. Whether it’s updating an electrical panel, powering a new hot tub, installing smart home controls, or mounting a TV, we tailor every solution to meet your needs.
With over 22 years of experience, Key Light Electrical is your trusted electrician for licensed craftsmanship, code-compliant work, and attention to detail. We proudly serve all of Jefferson County and parts of Rock, Dane, and Waukesha Counties—delivering expert electrical solutions for repairs, remodels, and new construction.
As a locally-rooted and family-owned electrical contracting company, we specialize in residential and commercial repairs, remodels, and new construction. We serve homes and businesses across Jefferson County and surrounding parts of Rock, Dane, and Waukesha Counties.
Whether it’s an EV charger installation in Delafield, flickering lights
As a locally-rooted and family-owned electrical contracting company, we specialize in residential and commercial repairs, remodels, and new construction. We serve homes and businesses across Jefferson County and surrounding parts of Rock, Dane, and Waukesha Counties.
Whether it’s an EV charger installation in Delafield, flickering lights in Janesville, or installing a ceiling fan in Cottage Grove, we bring over 22 years of electrical experience to every job and provide customized solutions that fit your needs and budget.
We deliver licensed professionalism with a neighborly touch—bringing safe, efficient wiring to every project. From kitchen and basement remodels, to wiring a new build, or upgrading outlets, Key Light Electrical is your full service, local electrician, here to serve you.
We do things right with your peace of mind at the forefront of everything we do. We call you back if we miss your call, we arrive on time, and we treat your home or business like our own. We provide transparent pricing and we communicate clearly so there are no surprises.
Our licensed electricians also value respectful service so always we
We do things right with your peace of mind at the forefront of everything we do. We call you back if we miss your call, we arrive on time, and we treat your home or business like our own. We provide transparent pricing and we communicate clearly so there are no surprises.
Our licensed electricians also value respectful service so always wear protective shoe covers and leave no mess behind. With Key Light Electrical, you'll never be left cleaning up after us or wondering what comes next. You’ll feel confident in both your electrical system and who’s working on it.
Ready for reliable residential or commercial electrical services in Jefferson County and nearby, including repairs, remodels, and new construction electrical services? Call or text Key Light Electrical at (608) 618-1452 for your free consultation.
Are you experiencing flickering lights, a faulty outlet, or tripping breakers? We offer prompt, professional electrical repairs in Jefferson County and nearby areas. With 22+ years of experience, we quickly diagnose and resolve issues to keep your home or business safe and running smoothly.
Common electrical repair services:
Call today at (608) 618-1452 for a reliable Jefferson County electrician, trusted in providing electrical solutions and reliable wiring repair service.
Planning a renovation? We partner with homeowners and contractors to deliver seamless, safe, and up-to-code electrical installations. From task lighting design to full kitchen renovations, our remodeling services are customized to enhance your lifestyle and home value.
Electrical remodeling services include:
Ready to upgrade your space? Call or text (608) 618-1452 for a free remodeling quote!
Building your dream home or a new business space? We offer expert electrical layout planning, full system wiring, and future-ready technology integration. We collaborate with homeowners and builders to ensure timelines and budgets are respected—while maintaining the highest standards of electrical safety.
New construction electrical we specialize in:
Planning new construction? Call or text (608) 618-1452 for expert wiring services.
Key Light Electrical, led by Master Electrician Mark Mook, brings over 22 years of hands-on experience to every project. Your trusted electricians, we are licensed and insured, committed to reliability and quality, and back our comprehensive residential and commercial solutions with a 1-year warranty. From electrical remodels and electrical repairs to new construction wiring and smart home installations, we've got you covered.
From the first phone call to the final walkthrough, we put your needs first. We use only code-compliant materials, offer transparent pricing, and treat your property with care. As proud members of your community, we’re here when you need us—reliable, respectful, and ready to help.
Call or text us at (608) 618-1452 or contact us online. Whether you need fast electrical repairs or long-term planning for a remodel, we’re ready to help.
We proudly serve all of Jefferson County and select areas of Rock, Dane, and Waukesha Counties, including:
Fort Atkinson | Janesville | Milton | Whitewater | Edgerton | Koshkonong | Stoughton | Oregon | McFarland | Deerfield | Sun Prairie | Cottage Grove | Cambridge | Lake Ripley | Lake Mills | Jefferson | Johnson Creek | Waterloo | Watertown | Oconomowoc | Delafield