Your Louisville home's plumbing and electrical systems are working hard every single day, and when something goes wrong, you need a team you can call without hesitation. A+ Derr gives Louisville families exactly that — one trusted company for HVAC, plumbing, and electrical, so you're never stuck searching for a second opinion (although we do offer those) or a second contractor. Whether it's a leaky pipe, a clogged drain, a water heater on its last legs, or an electrical panel that needs attention, our team handles it all. No matter the size of the job, Louisville homeowners can count on A+ Derr to show up, do it right, and leave their home better than they found it
Louisville homeowners know that Kentucky weather doesn't pick favorites — humid summers, unpredictable winters, and everything in between. A+ Derr is here to keep your home comfortable no matter what the season brings. From AC repairs and furnace tune-ups to full system replacements, our licensed technicians show up on time, walk you through every step, and deliver solutions built around your home and your budget.
When Louisville summers push the heat index past 100°, we provide fast, reliable air conditioning repair and installation so your family stays cool. When winter rolls in off the Ohio River, we make sure your furnace or heat pump is running safely and efficiently. We also offer system upgrades that cut energy costs and boost comfort year-round. Thousands of Louisville families trust A+ Derr to be their call for comfort.
Louisville is a city with a lot of heart. From catching a game at Louisville Slugger Field to Cheering on LouCity at Lynn Family Stadium, this community shows up for its teams — and A+ Derr is proud to show up right alongside them as a sponsor of both. We're also supporters of the Animal Care Society, because a community that takes care of its families takes care of all its members. Louisville isn't just a service area for us — it's home.
Of course, Louisville's climate means local homes need dependable heating and cooling systems that are ready for anything — from icy winters to sweltering July afternoons. That's where A+ Derr comes in. With technicians who live and work in the same neighborhoods they serve, we understand the challenges Louisville homeowners face. Our team delivers HVAC, plumbing, and electrical service that's fast, honest, and built to last — because the community that supports us deserves nothing less.
Lorem ipsum dolor sit amet, consectetur adipiscing elit. Euismod nisi, cursus at ultricies a. Auctor turpis amet sagittis nunc, vel blandit amet ultrices. Lorem tellus egestas volutpat tortor aenean vel. Iaculis purus sed platea non vitae auctor. Fames feugiat sed tristique accumsan nec turpis facilisis posuere sem. Tristique netus integer sed pellentesque. Euismod pulvinar sagittis amet, sodales. Lorem ipsum dolor sit amet, consectetur adipiscing elit. Euismod nisi, cursus at ultricies a. Auctor turpis amet sagittis nunc, vel blandit amet ultrices. Lorem tellus egestas volutpat tortor aenean vel. Iaculis purus sed platea non vitae auctor.
