
When Houston heat hits hard, you need an HVAC company that responds fast. That’s where Louii’s AC comes in — providing reliable, same-day air conditioning and heating service to South Post Oak residents and nearby areas.
We’re a local, family-owned company that believes in keeping our community comfortable with honest pricing, quality work, and 24/7 support. Whether you’re dealing with a broken AC, poor airflow, or need a full system replacement — we’ve got you covered.
We’re located just minutes from the South Post Oak area, allowing us to respond quickly to service calls and provide the friendly, neighborhood-level service big HVAC chains can’t match.
All of our technicians are EPA-certified, licensed, and fully insured — bringing experience and care to every service call. We focus on solutions, not sales tactics.
No surprises, no hidden fees. Just fair, upfront pricing and the confidence that your comfort system is in professional hands.
Efficient HVAC Solutions.

Submit an estimate request form. We'll then give you a call to learn more about your project and schedule your in-person estimate and consultation..

Meet for an in-person estimate where we can setup a design if needed, take measurements, and learn about everything you're looking to have done

Pay your deposit, get scheduled and we'll get prepared to provide you with top-notch services

Sit back, relax, and let our team handle everything from start to finish so you can enjoy your new and updated property.
At Louii’s AC, we handle all your cooling and heating needs. From small repairs to full system replacements, our goal is to keep your home running efficiently.
✅ AC Repair & Troubleshooting
✅ HVAC Installation & Replacement
✅ Preventive Maintenance & Tune-Ups
✅ Indoor Air Quality Testing & Duct Cleaning
✅ Smart Thermostat Setup
✅ 24/7 Emergency HVAC Service
We’re your one-stop solution for everything air conditioning in South Post Oak and South Houston.
If your air conditioner is over a decade old or struggling to cool your home, it might be time for an upgrade. We offer energy-efficient AC installation and replacement services that lower your bills and increase comfort.
Our installation process includes:
Home inspection & system sizing
Recommendations for efficient models
Professional installation with full warranty

Maintenance is the secret to avoiding surprise breakdowns — especially in Houston’s long summer season. Our AC maintenance service includes:
We proudly serve South Houston, and nearby communities including:
Houston weather doesn’t wait — and neither do we.
Our 24/7 emergency HVAC service means you can call (832) 863-3827 any time, day or night, and a technician will be on the way. Whether your AC stops blowing cold air or the system won’t start at all, we’ll restore comfort fast.
We treat every home like our own — with respect, urgency, and care.
Yes! Louii’s AC provides 24-hour emergency HVAC repair services throughout Houston and Pearland. Whether your system breaks down late at night or during a weekend heatwave, our licensed technicians are always on call to get your home comfortable again fast.
We proudly serve Houston, Pearland, Ridgemont, Almeda, City Park, Brunswick Meadows, South Post Oak, Shadow Creek Ranch, Silverlake, and Southern Trails. Our team is local to the area — meaning faster response times and expert knowledge of Houston’s climate and HVAC needs.
For homes in Pearland and surrounding neighborhoods, we recommend scheduling A/C maintenance twice a year — once before summer and once before winter. Regular tune-ups help prevent breakdowns, extend your system’s lifespan, and keep your energy bills low.
Absolutely. We install and configure smart thermostats like Nest, Ecobee, and Honeywell for homes in Shadow Creek Ranch, Silverlake, and Southern Trails. Smart thermostats can reduce energy costs by up to 15% and give you full temperature control from your phone.
In the Houston area, one of the most common issues we see is restricted airflow due to dirty filters or clogged coils. This can cause poor cooling performance and higher utility bills. Our technicians handle everything from simple cleanings to full system tune-ups to restore efficiency.
Louii’s AC provides upfront quotes and free diagnostics to get you the best price possible.
At least twice a year — once before summer and again before winter — to prevent breakdowns and keep your unit efficient.
We do both! Whether you need a quick fix or a full replacement, we’ve got you covered.
Louii’s AC proudly serves South Post Oak, Ridgemont, City Park, Brunswick Meadows, and Almeda, delivering personalized service Houston homeowners can rely on.
Our mission is simple — to be your go-to HVAC team for comfort, trust, and quality.
Stay comfortable all year long with help from your local HVAC professionals at Louii’s AC.
📞 Call: (832) 863-3827
📧 Email: [email protected]
🌐 Visit: https://louiisac.com/

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