Top HVAC Companies in Houston, TX for the Best Service
Best-reviewed HVAC service provider in Houston, TX providing AC repair, installation, and maintenance with speedy, affordable, professional service. If you’re looking for Houston, TX HVAC companies, you’re likely experiencing the heat of Houston or the volatility of Houston weather. Comfort should never be a gamble. Having the right HVAC company means you receive reliable service, transparent pricing, and professional solutions each time. In this post, we’ll take a close look at what makes an HVAC company the best—and why 75 Degree AC – Houston AC Repair & Installation continues to be a top choice for homeowners and businesses across the Houston area.
Why Houston Residents Need a Trustworthy HVAC Company
Living in Houston means dealing with scorching hot summers and the occasional cold winter snap. Temperatures are often well above 100°F, so a functioning air conditioning system is about comfort and even safety as much as it’s about anything else. Similarly, in sudden cold fronts, a good heating system is just as important. When your AC won’t cool or your heater won’t heat your house, time is of the essence. That’s why having a good HVAC company in your corner isn’t a nicety—it’s a necessity. Quick, expert assistance keeps your home warm in winter and cool in summer, whatever the Houston climate may be. What to Consider When Hiring the Best HVAC Company in the Houston Area
When selecting an HVAC company in Houston, remember that all service providers are not created equal. The most effective HVAC companies distinguish themselves by having a combination of experience, reliability, and customer-centric service. Begin by seeking out a company with licensed, bonded, and insured technicians—this demonstrates they are serious about their work and adhere to industry standards.
Quick and dependable response times are also necessary, especially during Houston’s scorching heat or surprise cold snaps. A top-notch HVAC company needs to offer 24/7 emergency services, so you’ll never be left stranded when you need them most.
Transparent, honest pricing with no surprise charges instills trust from the start. It’s also crucial to go with a company that has experience with both residential and commercial HVAC systems so they can take on jobs of any size. Finally, always look for good online reviews—they say a lot about a company’s dependability and customer satisfaction.
75 Degree AC – Houston's Trusted Choice in HVAC Services
75 Degree AC is not just another HVAC firm — we are a locally owned and operated business that is proud to serve Houston and the surrounding communities of Katy, Sugar Land, and Richmond.
Our more than 150 five-star Google reviews and 100% satisfaction guarantee have made us one of the most trusted and reliable HVAC providers in the area. Our commitment to quality service, affordable prices, and satisfaction ensures us to be your go-to solution for all your heating, ventilation, and air conditioning requirements. We offer a full range of HVAC services to make your home or business comfortable throughout the year, irrespective of Texas weather patterns. From emergency repair, regular maintenance, to installing a full new system, our qualified professionals are at your service.
Complete List of HVAC Services We Offer in Texas
1. AC Repair
It can turn your house into an unpleasant place in an instant when your air conditioner mysteriously malfunctions—particularly during the blistering hot Houston summers.
We understand the significance of getting your cooling system running again as soon as possible at 75 Degree AC. Our skilled professionals complete all types of AC repairs like repairing malfunctioning coils, replacing malfunctioning capacitors, compressors, and more. We arrive rapidly, diagnose your issue thoroughly, and repair your system rapidly so you can enjoy cool, comfortable air again with no waiting. 2. AC Installation & Replacement
If your current air conditioner is old, inefficient, or irreparable, our experts can help you select the best new unit for residential or commercial properties. We work with the latest energy-efficient models to give you superior performance and lower energy bills. Whether you need a traditional ducted system or a ductless mini-split, we provide professional installation that guarantees peak performance and longer life of your new equipment.

3. AC Tune-Ups
Preventive maintenance on a regular basis is the key to avoiding costly breakdowns and keeping your system in excellent operating condition. Our thorough tune-up procedures include thorough inspections, coil and filter cleaning, lubrication of moving parts, and adjustments for increased system efficiency. Our professional tune-ups will have your AC unit running better and longer, ultimately saving you dollars.
4. HVAC Maintenance
Apart from AC-specific maintenance, we also offer comprehensive HVAC maintenance that includes heating and ventilation aspects as well. This includes checking electrical connections, cleaning and testing filters, testing thermostats, and ensuring that all parts work in sync with each other. Regular maintenance avoids unexpected breakdowns and keeps your system performing at its best level all year round.
5. Indoor Air Quality Services
Houston air can contain allergens, dust, and other impurities that affect your home’s well-being. We offer state-of-the-art indoor air quality solutions such as air purifiers and air filtration systems that reduce airborne impurities. Our experts assess your home’s air quality needs and install customized solutions to make you breathe healthier, fresher air every day.
6. Ductless Mini-Split Systems
For homes or commercial properties that lack ductwork, ductless mini-split systems are an excellent choice. Mini-split systems provide efficient, zone-by-zone cooling and heating without the hassle of bulky ducts. We’re highly skilled installers, repairmen, and maintainers of mini-split units that are versatile in their capacity to manage comfort and conserve energy.
7. Air Duct Services
Dirty or leaking air ducts may cause low airflow, low efficiency, and higher utility bills. Our technicians fix, replace, and clean air ducts to produce proper airflow and system performance. Properly maintained ducts also promote indoor air quality by reducing dust and allergens circulated in the home.
8. Smart Thermostat Installation
An upgrade to a programmable or intelligent thermostat allows you to have better control over your HVAC system. We help you find the best model for your lifestyle and have it installed with precision. Smart thermostats allow you to program temperature changes, monitor energy usage remotely, and save heating and cooling costs.
9. Heating Services
Houston does not experience cold weather, but it still requires effective heaters. We offer furnace repairs, replacements, and maintenance for electric furnaces and gas furnaces. Our experts will make certain that your heater operates safely and effectively so that your home remains comfortable and warm during the harsh winter months.
10. Commercial HVAC Services
For business owners, it is important to maintain a comfortable working space to be productive and satisfy their customers. We provide complete commercial HVAC services from system design and installation to maintenance and repair tailored to retail stores, offices, warehouses, and others. Our commercial services are energy efficient and reliable to meet your specific business requirements.
Why 75 Degree AC Is Special Among TX HVAC Companies
Locally Owned & Operated: We live and work in Houston, so we truly understand the local weather and the impact it has on your air conditioning needs.
Rapid Emergency Service: We’re always available, 24 hours a day, 7 days a week, to provide you with fast, reliable emergency service, so you never find yourself without comfort when you need it the most.
Certified Technicians: We use licensed, bonded, and insured technicians who deliver expert, dependable service every time.
Transparent Pricing: We promise transparent, upfront pricing with no surprise fees or charges—what we quote, you pay.
5-Star Reputation: With over 150 five-star Google reviews, our customers from all across the board praise our great work and friendly service.
Satisfaction Guaranteed: We stand behind every job because your comfort and satisfaction are everything to us.
Real Reviews from Real Houstonians
“Kenny was great! He showed up on short notice and repaired our A/C problem in minutes. Very friendly, professional, and reasonable with price.”
— Moe A.
“Best service ever. Didn’t try to sell us the whole system. Just repaired what was necessary. Honest and efficient!”
— Stefan C.
“Highly recommend this company for your AC service. My guy was prompt, honest, and the work was done quickly.”
— T-Brandy K.

How to Choose Between Houston, TX HVAC Companies
It can become daunting to choose an HVAC company in the Houston region when there are so many competing for your business. To help make the most well-educated choice, ask a few key questions prior to hiring. First, check if the company is licensed, bonded, and insured. This protects you in the case something goes wrong and ensures the technicians are properly trained.
Next, find out if they have upfront, open pricing with no surcharges. Honesty when quoting is a good predictor of integrity. Finally, find out if they offer emergency service 24/7—because HVAC breakdowns do not happen on a clock.
Check customers’ online reviews to see if past customers had good experiences. An excellent HVAC business will also have experience with your particular type of equipment, whether central air, ductless, or commercial.
Lastly, ask about technician qualification. The pros, veteran techs can easily recognize and fix problems. At 75 Degree AC, we proudly check off all of these boxes.
Service Areas
We proudly serve:
Houston, TX
Katy, TX
Sugar Land, TX
Richmond, TX
Cinco Ranch, TX
FAQs About HVAC Companies in Houston, TX
Q: How do I know if I need HVAC repair or replacement?
A: If your system is older than 10–15 years, needs repairs every month or so, or can’t get your home comfortable, it might be time for a new one.
Q: Is after-hours service offered for HVAC?
A: Absolutely! 75 Degree AC offers 24/7 emergency service in the Houston area.
Q: What does an AC tune-up consist of?
A: Checkup, filter check, coil cleaning, thermostat check, refrigerant check, and much more.
Q: Do you install smart thermostats?
A: Absolutely! We install programmable and smart thermostats that save you money!
Q: How much will AC repair cost?
A: Price starts at approximately $79 for check-ups, with open quotes provided before work begins.
Final Thoughts: Choose the Best HVAC Company in Houston
When it’s your comfort that matters, don’t accept anything less than top-notch service and reliable results. 75 Degree AC – Houston AC Repair & Installation merges the best of both worlds: highly-rated local service and full-service HVAC solutions that prioritize your comfort.
Call us today at (713) 598-2737 or stop by 75degreeac.com to book your service.
Learn why more Houstonians count on 75 Degree AC for HVAC repair, installation, and peace of mind throughout the year.