Trusted Electrical Services from Fort Atkinson to Janesville to Sun Prairie to Oconomowoc!

💡Key Light Electrical💡

💡Key Light Electrical💡💡Key Light Electrical💡💡Key Light Electrical💡

📞 (608) 618-1452

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💡Key Light Electrical💡

💡Key Light Electrical💡💡Key Light Electrical💡💡Key Light Electrical💡

📞 (608) 618-1452

  • Home
  • Services
    • Repair
    • Remodel
    • New Construction
  • Service Areas
    • Our Service Areas
    • Fort Atkinson
    • Cambridge
    • Lake Mills
    • Janesville
    • Edgerton
    • Cottage Grove
    • Sun Prairie
    • Oconomowoc
  • About
    • Our Story
    • Why Choose KLE
    • Customer Reviews
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  • Contact
Updated kitchen with newly installed electrical pendant lights, chandeliers, and recessed cans.

LICENSED ELECTRICIAN YOU CAN COUNT ON Serving Jefferson County, WI & Beyond

LICENSED ELECTRICIAN YOU CAN COUNT ON Serving Jefferson County, WI & BeyondLICENSED ELECTRICIAN YOU CAN COUNT ON Serving Jefferson County, WI & BeyondLICENSED ELECTRICIAN YOU CAN COUNT ON Serving Jefferson County, WI & Beyond


  • 22+ Years Experience
  • Master-Licensed & Insured
  • All 5-Star Reviews
  • Peace of Mind Guaranteed
  • No mess. No stress. No surprises.

Call Key Light Electrical
Contact Online for Service

Jefferson County WI's Trusted Electrician - Expert Solutions

Key Light Electrical logo: your premier local electrician serving Jefferson County, WI and beyond.

Trusted for 22+ Years

Whether you need a trusted electrician for electrical repairs with flickering lights, a skilled electrician for electrical remodeling in your kitchen or basement, or a licensed electrician for professional wiring on new construction projects, our experienced electrician team brings 22+ years of expert knowledge and genuine care to every electrical project throughout Jefferson County, WI, and beyond. 


No Mess. No Stress. 

No Surprises. 

Call Us Today!
Key Light Electrical delivers peace of mind with electrical repairs, remodels & new construction.

Why Choose Key Light Electrical

When you search for a “trusted electrician near me," choose Key Light Electrical for honest electrician services backed by our comprehensive 1-year warranty. From Janesville to Sun Prairie and Oconomowoc, WI, homeowners and businesses trust us for reliable electrical solutions. Learn more about our story.


Delivering Peace of Mind with Expert Electrical Repairs, Remodels & New Construction.

Key Light Electrical, trusted Jefferson County, WI electrician service area throughout SE Wisconsin

Serving Jefferson County & Beyond

Serving Jefferson County & Beyond

As Jefferson County's top-rated local electrician, we serve homes and businesses across Jefferson County, WI, and nearby areas including Rock, Dane, and Waukesha Counties. With over 22+ years of experience and proudly based in Fort Atkinson, our master electrician and licensed electrician team delivers dependable electrical services for customers who need a reliable electrician they can trust for all their electrical needs.


Contact us Today at (608) 618-1452 for repairs and estimates!

Complete Electrician Services Across Jefferson County, WI

Local electrician servicing residential electrical repair of switch and outlet.

Electrical Repairs - Prompt & Reliable

Electrical Remodeling - Safe & Seamless

Flickering lights? Tripping breakers? Don't let electrical problems disrupt your day. Our 22+ years of experience means professional, reliable electrical repairs that restore safety and peace of mind across Jefferson County, WI.  We understand that electrical problems don't wait for convenient times, which is why our licensed electrician services include prompt appointments and transparent pricing that eliminates surprise costs.


We fix:

  • Outlet & switch issues
  • GFCI and circuit problems
  • Panel upgrades & generator installations
  • Lighting troubleshooting


Need it fixed right? We care, we show up, we deliver trusted electrical solutions backed by our 1-year warranty. Call (608) 618-1452 for dependable electrical service.

View All Repair Services
Updated kitchen with newly installed electrical pendant lights, chandeliers, and recessed cans.

Electrical Remodeling - Safe & Seamless

Electrical Remodeling - Safe & Seamless

Upgrading your kitchen, basement, or adding a hot tub? We are your local electrician and our licensed team works with homeowners and contractors to deliver expert electrical remodeling services—safely and up to code. Our local electrician team specializes in comprehensive electrical solutions designed to meet the unique needs of Wisconsin homeowners and businesses.


We specialize in: 

  • Kitchen, bathroom, & basement rewiring
  • LED lighting design & ceiling fan installation
  • Smart home integration
  • TV wall mounting with hidden wiring


Ready to upgrade? We answer calls, arrive on time, and deliver professional results with clear communication every step of the way. Call (608) 618-1452 for your free quote.

View All Remodel Services
New home construction with the perfect interior and exterior lighting at dusk.

New Construction Wiring - Future-Ready Systems

New Construction Wiring - Future-Ready Systems

Building new? We design and install efficient electrical systems for homes and businesses across Jefferson County, WI, and surrounding areas. Whether you're searching for a "residential electrician near me" for a new build or need a qualified commercial electrician for a tenant build-out, Key Light Electrical delivers the expertise and reliability property owners have trusted for more than 22 years. Our new construction services promise precision and reliability you can count on.


Our services include:

  • Custom wiring design & temporary power
  • Smart home-ready systems
  • Whole-house surge protection
  • Commercial electrical installation


Planning to build? We listen to learn about your vision, we offer expert electrical expertise, and we follow through. Call (608) 618-1452 for expert wiring services.

View New Construction Services

Your Trusted Local Electrician — All 5-Star Google Reviews

Your Local Electrician Serving Jefferson County & Beyond

Key Light Electrical owner and Master Electrician, Mark Mook & his two rescue dogs, Jack and Lucy.

Your Fort Atkinson-Based Electrician — 22+ Years of Licensed, Insured Experience

Led by Master Electrician Mark Mook and proudly based in Fort Atkinson, WI, Key Light Electrical provides local electrician services throughout Jefferson County and into neighboring communities where Wisconsin residents and business owners need dependable electrical expertise. As a trusted, licensed, and insured electrician also serving nearby Lake Mills, Janesville, and Cambridge, WI, we work hard to build lasting relationships within these communities by consistently delivering professional electrician services that our customers can rely on. 


From unexpected repairs and panel upgrades to smart home installations and new construction wiring, our electrician team delivers skilled workmanship, respectful service, and clear communication every step of the way. Count on us for peace of mind and professional results backed by a 1-year warranty that ensures your satisfaction and safety long after the job is done.


Need an Electrician You Can Count On? Call Key Light Electrical at (608) 618-1452 today!


✅ Licensed & Insured - Your Peace of Mind Guaranteed 

✅ 22+ Years of Dependable Electrical Experience
✅ Transparent Electrical Consultations & Service Planning 

✅ No mess. No stress. No surprises.

Call for Service Discussion

Ready to Experience they Key Light Electrical Difference?

Fill out the quick form below and discover why so many Wisconsin homeowners and businesses choose Key Light Electrical as their preferred electrician for all electrical installation, repair, and maintenance needs. We'll follow up to discuss your project and provide the information you need to move forward—no pressure, just helpful service.

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Key Light Electrical

Fort Atkinson, Wisconsin 53538, United States

(608) 618-1452

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