Louisville's Trusted Residential Electricians
Our customers are our #1 priority — we show up on time, get the job done right, and keep your family safe.
What We Do
From panel upgrades to whole-house generators, we handle every electrical need in your home.
Panel Upgrades
Safely upgrade your electrical panel to handle modern power demands and protect your home.
Outlet & Switch Installation
Add, replace, or relocate outlets and switches anywhere in your home — done right the first time.
Lighting Installation
Interior and exterior lighting solutions that brighten your space and boost curb appeal.
Ceiling Fan Installation
Expert ceiling fan installation for comfort in every room, year-round.
EV Charger Installation
Dedicated Level 2 EV charger installation so you wake up to a full charge every morning.
Safety Inspections
Thorough electrical safety inspections to identify hazards before they become emergencies.
Whole House Wiring
Complete new construction and rewiring services — from rough-in to finish, done to code and built to last.
Whole House Generator Installation
Never lose power again. We install and connect standby generators to keep your home running when the grid goes down.
Our Work
Real projects, real results — lighting installations across Louisville and surrounding areas.
Why Mainline?
We're not just electricians — we're your neighbors. Here's what sets us apart.
Electrical emergencies don't keep business hours. Neither do we.
No surprise bills. You know the price before we start — guaranteed.
Every Mainline technician is background-checked and drug-tested for your peace of mind.
What Louisville Homeowners Say
"Mainline showed up the same day and had our panel upgraded by evening. Professional, clean, and fairly priced. Highly recommend!"
"Had them install an EV charger in my garage. The whole process was smooth from quote to finish. These guys know their stuff."
"Called at 8pm for a tripped breaker that wouldn't reset. They were at my door within the hour. Lifesavers!"
Ready to Get Started?
Call us today or request a free quote online. We'll get back to you within the hour.