The Keystone Heating & AC Difference

Racine & Kenosha’s Cooling Experts Since 1918.
Air Conditioner Repair: 24/7 Emergency Service Available.

When the summer heat and soaring temperatures hit Racine and Kenosha, you need cooling service you can count on—not just promises. For over a century, Keystone Heating & AC has been the trusted name for keeping homes cool, dehumidified, and comfortable. From unexpected AC breakdowns to high-efficiency new installations, we deliver reliable cooling backed by honest, expert work.

We are available 24/7 for emergency cooling repairs because we know your comfort can't wait when temperatures soar. Our licensed technicians are equipped to service every make and model, ensuring that no matter the brand of your air conditioner or heat pump, we have the knowledge to fix it right!

Rheem Heating Systems from Keystone

Comprehensive Cooling Services

We offer full-service cooling solutions to protect your home all summer long:

Fast, Reliable Air Conditioner Repair 

Is your AC blowing warm air, making strange noises, or leaking? Don't wait for a total breakdown. We provide fast, reliable repair services for all air conditioning brands, including Rheem, Lennox, Carrier, TRANE, and YORK. We diagnose the issue quickly, deliver transparent quotes, and restore your cool air—often on the very first visit!

High-Efficiency Installation & Replacement 

Ready to upgrade? Install a new, high-efficiency cooling system and start saving on monthly energy bills!

  • Central Air Conditioners: We specialize in installing premium Rheem and Lennox air conditioners, offering superior energy savings, quieter operation, and advanced humidity control.

  • Ductless Mini-Splits: Perfect for homes without existing ductwork or specific rooms that stay too hot. We offer flexible, high-efficiency options for targeted comfort.

Our team ensures your new system is sized and installed perfectly for lasting comfort and maximum efficiency during the Wisconsin summer!

Call Keystone Heating & AC at 262-554-1080
or schedule an appointment online to get started.

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Trust Keystone Heating & AC

Contacting a business should feel like a simple step toward a solution, not a hassle. At Keystone Heating & AC, you’re connecting with a team dedicated to your comfort and peace of mind. As a staple in the Racine and Kenosha communities since 1918, we have over a century of experience providing reliable, honest work that you can depend on!

Whether you need a quick repair or are ready to explore the installation of a new, energy-efficient Rheem cooling system, our team is ready to listen and help you find a solution that fits your budget. We’re proud to serve the counties of Racine & Kenosha, including communities west of I-94, ensuring no homeowner or business is left out in the heat.

Every call, every service appointment, and every installation is a chance for us to prove our unwavering commitment to your satisfaction and safety. We invite you to experience the Keystone difference for yourself, where exceptional service, time-tested expertise, and genuine community commitment are just a phone call or click away!

Reach out to us today to get started and see why generations of families and businesses in the Racine and Kenosha areas have placed their trust in us!