Top-rated commercial Houston TX HVAC company offering premium installation, repair, and maintenance services for any business.
Your HVAC system is a huge factor in a comfortable and productive space when you own a business in Houston. The weather here gets hot, humid, and unpredictable, and downtime from HVAC failures makes you money and stress. That’s why it’s more important than ever to have the correct commercial HVAC partner.
In this guide, we’ll cover why HVAC matters to your business, what to look for in a contractor, and why 75 Degree AC – Houston AC Repair & Installation is one of the top commercial HVAC companies in Houston, TX for 2025.
Why HVAC Matters for Houston Businesses
Here in Houston, the weather is extreme—sweltering heat in the summer, wet, heavy humidity, and an occasional cold front in the winter. All of these mean that a solid, reliable HVAC system is not a luxury—it’s a business requirement.
If you’re a restaurant owner, retailer, office, school, hotel, or warehouse, having your place cool and comfortable is your top priority. If your HVAC system isn’t working, it will lose business, decrease employee productivity, and even damage your equipment.
Here are the reasons why a good HVAC system is worth its weight in gold for Houston businesses:
Keeps customers and employees safe, cool, and comfortable
Controls indoor humidity and improves air quality
Protects electronics, products, and machinery from heat damage
Assists in meeting building regulations and health laws
Saves you money on monthly energy bills by efficient operation
What Constitutes an Excellent Commercial HVAC Company in Texas?
Picking the right HVAC company for your business is just as important as picking the right system. More advanced equipment and skilled technicians with knowledge of high-capacity systems are necessary for commercial buildings.
Look for a company that offers:
Technicians who are fully licensed, bonded, and insured
24/7 emergency service for quick response
Expertise with complex commercial HVAC systems
Upfront, transparent pricing with no surprises
Preventative maintenance agreements to avoid breakdowns
A reputable name with high local ratings
75 Degree AC checks all the boxes and is still one of the most highly respected names in commercial HVAC repair in Houston and the surrounding area.
Why 75 Degree AC is a Leading Commercial HVAC Company in TX
Being in the commercial HVAC service business for Houston and surrounding cities, 75 Degree AC is a first-choice company for big and small businesses. We provide premium service to Houston, Katy, Sugar Land, Richmond, and Cinco Ranch with professional HVAC services for long-term comfort and efficiency.
Locally Owned and Professionally Operated
We’re not a chain—you see us driving around the neighborhood. We’re a locally owned and locally operated HVAC service that understands what it means to run a business in Houston. We stand on honest service, timely communication, and doing it right the first time. We’ve built a reputation on trust, professionalism, and caring about our community.
24/7 Emergency Commercial HVAC Repairs
HVAC problems don’t wait, and we don’t believe you should either. That’s why we offer 24/7 emergency commercial system repairs. Our certified service pros arrive in a rush, diagnose the issue accurately, and fix it fast—so your business can get back up and running with as little downtime as possible. In the dead of night, during lunchtime, we’re one phone call away.
Expert Commercial HVAC Installation
We excel at custom design and installation of HVAC systems specific to your building and business needs. From single-story retail stores to multi-level office buildings and hotels, we measure your space, recommend the proper system, and have it professionally and efficiently installed. Our installations are built to last—and built to save you money.
Seamless HVAC Replacements
When your current HVAC system is outdated or not energy efficient anymore, we make it easy to upgrade and stress-free. We remove the old equipment, install a new high-efficiency system, and do any necessary duct or wiring upgrades. Our goal is to provide greater comfort at lower long-term energy costs.
Regular HVAC Maintenance Plans
Prevention is cheaper than repair. Our customized commercial maintenance packages prevent system failure and optimize performance. We check, clean, and tune your system on a regular schedule, prolonging the useful lifespan of your investment and lowering your energy bill.
Full Lineup of Commercial HVAC Services in Texas
At 75 Degree AC, we offer a complete range of commercial HVAC services in Houston, Katy, Sugar Land, Richmond, and Cinco Ranch. Our licensed technicians are qualified to repair, install, and service everything from brand-new systems to complex repairs and long-term maintenance.
We are dedicated to delivering trusted, high-quality HVAC services all in one place so you don’t have to shop around. If you’re fit-out a new building, replacing an existing system, or looking to improve air quality in your building—we’re here to help.
1. Commercial HVAC Installation
We provide expert installation for small, medium, and big businesses. Our installer closely inspects your building’s floor plan, square feet, and energy needs to size the system correctly. We utilize efficient equipment that is designed to deliver steady, reliable performance all year round. Every system is custom-fit to your building architecture to ensure comfort and efficiency.
2. Commercial HVAC Replacement
If your current system is outdated, lagging behind, or sucking your budget dry just to keep it operating, you might have to upgrade. We remove your old system and install a new one, more efficient and cost-saving on operating costs with improved indoor comfort. Our system is fast, smooth, and never more than minimally invasive to your operations.
3. Commercial HVAC Repairs
Our professionals repair all major brands and models of commercial HVAC units. We provide same-day repair and 24/7 emergency service, as downtime is not an option. From strange noises to complete breakdowns, we diagnose the issue and offer quick, honest repairs to have your system up and running soon.
4. Commercial HVAC Maintenance
Routine maintenance is the key to long-lasting HVAC equipment. We have scheduled service, checks, filter replacements, coil cleaning, and electrical service. Not only does maintenance improve efficiency, but it also avoids costly breakdowns and keeps your equipment in service longer.
5. Indoor Air Quality Solutions
Cleaner air starts with better filtration. We employ commercial-grade air purifiers and filters to eliminate dust, allergens, and airborne contaminants. It’s essential in offices, medical facilities, and busy retail spaces.
6. Ductwork Services
We seal, clean, and repair ductwork to improve airflow and HVAC efficiency. Cheap ducts waste money and reduce air quality—our services fix that fast.
7. Smart Thermostat Installation
We offer intelligent thermostats that allow business owners to manage temperature zones, create schedules, and heat/cool from afar. They save energy and increase overall comfort.
8. Business Heating Services
We install, repair, and replace heating systems for businesses. From furnace to boiler to heat pump—we have the tools and expertise to warm your building when it’s cold outside.
9. Industrial HVAC Systems
Need something heavy-duty? We design and install high-capacity HVAC systems for factories, warehouses, and other big industrial commercial buildings. Our systems are built for performance, longevity, and optimal energy efficiency.
Industries We Serve
Our commercial HVAC services are trusted by a wide variety of Texas businesses, including:
Office Buildings
Retail Stores
Hotels & Hospitality
Restaurants & Cafes
Schools & Daycares
Medical Clinics
Warehouses & Manufacturing Plants
Regardless of how large or small the job is, 75 Degree AC has the training, equipment, and experience to get the job done right—the first time.
Our Commercial HVAC Process in the Houston Area
At 75 Degree AC, we strive to make commercial HVAC service easy, clear, and worry-free. Whether you’re booking a new installation, asking for repairs, or scheduling a replacement, our process is meant to be seamless from beginning to end. Below is what to anticipate when you work with one of the leading commercial HVAC firms in Houston, TX:
Step 1: Schedule a Free On-Site Visit
We start by visiting your business location for a free, no-obligation consultation. During this visit, our experienced technicians will evaluate your current HVAC system, assess your building’s layout, and take the time to understand your comfort, efficiency, and budget needs. This personal approach helps us recommend the best solution tailored specifically for your business.
Step 2: Get a Clear, Honest Quote
Following the visit, we provide you with a clear and comprehensive breakdown of all recommended services, equipment, and prices – with no surprise or hidden charges. We make sure you know what you’ll be receiving and how much it will cost.
Step 3: Fast, Professional Service
Once approved, our state-licensed HVAC technicians show up on time and ready to get the job done quickly. We follow strict safety protocols and minimize disruptions to your business operations while performing installations, repairs, or maintenance.
Step 4: Final Walkthrough and System Testing
When the job is complete, we guide you through a detailed walkthrough, we install your system, and we instruct you how to use it properly. We don’t leave until everything is humming along perfectly and you’re completely happy.
Step 5: Regular Support and Maintenance
Our commitment doesn’t stop once we’ve repaired or installed. We offer maintenance plans, regular support, and expert advice whenever you need it. You can trust 75 Degree AC to be your long-term HVAC partner.
Actual Reviews from Local Business Owners
“Best HVAC firm we’ve contracted! They fixed our office unit fast and for a decent fee. Greatly recommend.”
— Ben O.
“Responsive, efficient service. Kenny came late at night to fix our store’s AC. We didn’t lose a day of business.”
— Moe A.
“Replaced hotel HVAC. Clean, professional, and punctual. Extremely impressed!”
— Gwenette V.
Houston Service Areas
We serve proudly:
Houston
Katy
Sugar Land
Richmond
Cinco Ranch
FAQ: Commercial HVAC in Houston, TX
How much should I have my commercial HVAC serviced?
Ideally, twice a year—spring and fall.
Do you offer same-day HVAC repairs?
Yes! We offer 24/7 emergency service for commercial clients.
What do you repair and install?
We repair and install rooftop units, split systems, ductless mini-splits, and so much more.
Can HVAC upgrades pay for themselves on the energy bill?
Yes. A new efficient system can save up to 20% or more on bills.
Are your techs licensed?
Yes. All techs are licensed, trained, and insured.
If your company requires professional HVAC installation, repair, or maintenance, rely on the crew at 75 Degree AC. We marry efficiency, quality, and low prices to keep your equipment operating throughout the year.
Call us today at (713) 598-2737
Locally owned and Houston business-trusted
