Recent Blog Posts

AC replacement service
September 17, 2026
Need to replace your home's cooling system? Discover the three most critical factors you must consider before hiring a professional AC replacement service.
AC replacement
September 10, 2026
Do you know a lot about AC replacement? Read this article to learn 6 facts about it! It's important to know as a homeowner, just in case you run into issues!
Reliable Residential and Commercial HVAC Company
Serving San Marcos, TX and Corpus Christi, TX

Free, Same Day Estimates on Most Jobs

24-Hour Estimator Available

Fast Response Times

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Free, Same Day Estimates on Most Jobs

24-Hour Estimator Available

Fast Response Times

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Year-Round Comfort for Your Home or Business

When temperatures rise in Texas and surrounding areas, you need a residential and commercial HVAC company in San Marcos, TX that responds quickly and gets the job done right. Competition A/C & Heat, LLC has been keeping homes and businesses comfortable since 2013, combining decades of experience with honest service and competitive pricing.

 

As a family- and veteran-owned business that's licensed and insured, we deliver fast solutions when you need them most. Facing an emergency breakdown or planning a new installation? Our team is ready to help. Contact us today for your free, same-day estimate and experience the difference that reliable service makes.

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Why Choose Us

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Free Same-Day Estimates

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24-Hour Estimator Available

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Fast Response Times

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Workmanship Warranty Included

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Over 30 Years of Experience

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Licensed and Insured

AC Services
From routine maintenance to emergency repairs, we handle all your cooling needs with precision and care. Our technicians respond quickly to keep your system running efficiently throughout the hottest months.
Air Quality Services
Breathe easier with our comprehensive air quality solutions that remove pollutants, allergens, and contaminants from your indoor environment. We'll help you create a healthier space for your family or employees.
Commercial HVAC Services

Keep your business operating smoothly with our commercial HVAC company in San Marcos, TX. Our technicians take into account retail spaces, offices, and industrial facilities. We understand that downtime costs money, so we prioritize fast response times.

Heating Services
When winter arrives, count on us for furnace repairs, heat pump services, and complete heating system installations. We'll ensure your space stays warm and comfortable all season long.
High Efficiency HVAC
Lower your energy bills and reduce your environmental impact with modern, high-efficiency heating and cooling systems. We'll help you select equipment that delivers maximum performance while minimizing operating costs.
HVAC Testing

Our airflow engineer evaluates your system's performance to identify inefficiencies and potential problems before they become costly repairs. Comprehensive testing ensures your equipment operates at peak capacity.

Specialty HVAC Services
We offer specialized solutions for unique situations, including custom installations and advanced system configurations. Our Freon-trained technicians handle refrigerant services safely and in compliance with all regulations.
Thermostat Services
Upgrade to a programmable or smart thermostat for better temperature control and enhanced energy savings. We install, repair, and calibrate thermostats to work seamlessly with your existing system.
Ventilation Services
Proper ventilation prevents moisture buildup, reduces stuffiness, and extends the life of your HVAC equipment. We design and install ventilation solutions that keep air circulating throughout your property.
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Here's what our satisfied customers are saying...

At Competition A/C & Heat, we take pride in providing exceptional HVAC services to our customers. We would be grateful if you could share your thoughts about our business with others. Your feedback helps us improve and helps others make informed decisions. Please take a moment to leave a review of Competition A/C & Heat and let others know what you think.

Frequently Asked Questions

  • What makes your free same-day estimate process different, and how does the 24-hour estimator work?

    Getting clear pricing for your heating or cooling project should never be stressful or delayed. When you contact us, our team acts immediately to provide a free, same-day estimate so you can make informed choices without waiting around during a weather extreme. Furthermore, our 24-hour estimator ensures that regardless of when an unexpected breakdown happens or when you decide to plan an installation, you have continuous access to upfront evaluation options. Whether you need urgent residential support or want to consult a commercial HVAC company in San Marcos, TX, our fast-response estimating model eliminates guesswork, delivers competitive pricing, and gets your project moving right away.

  • Are your technicians qualified to handle complex EPA compliance for refrigerants like Freon?

    Yes, absolutely. System refrigerant management demands technical precision, safety, and strict legal compliance. Our commercial HVAC company in San Marcos, TX has Freon-trained technicians who possess the expertise required to handle refrigerant services safely and in full alignment with environmental regulations. When dealing with specialty HVAC requirements, custom system configurations, or complex cooling issues, proper chemical management prevents environmental contamination and protects your equipment's longevity. By entrusting your system to licensed and insured specialists, you ensure that every charge, recovery, and balance procedure meets industry standards while preserving your system's overall cooling capacity.

  • What is included in an airflow engineering and HVAC testing evaluation?

    Our comprehensive HVAC testing goes beyond surface-level checks to examine how effectively air moves through your entire property. An experienced airflow engineer carefully evaluates your system's operational efficiency, identifying hidden blockages, pressure imbalances, and structural inefficiencies before they escalate into expensive repairs. During this process, we assess how well your setup circulates air, measure performance capacity, and pinpoint areas where energy is wasted. This specialized testing ensures your equipment operates at peak performance, extends the lifespan of your components, prevents moisture buildup, and maintains clean, consistent airflow across every single room or commercial zone.

  • What does the Competition A/C & Heat workmanship warranty cover?

    We back our craftsmanship with a dedicated workmanship warranty included with our services, providing complete peace of mind for every client. Combining over 30 years of hands-on experience with rigorous quality standards, our licensed technicians complete every installation, maintenance task, and emergency repair right the first time. This warranty covers the integrity of our labor, ensuring that all custom setups, duct connections, thermostat calibrations, and system installations perform reliably over time. If an issue arises related to the work performed by our team, we respond quickly to resolve it, upholding our commitment to dependable, honest service.

  • Do you offer specialized HVAC services for large commercial and industrial facilities?

    Yes, we provide full-scale solutions tailored specifically to the complex demands of local businesses. As a professional commercial HVAC company in San Marcos, TX, we design, repair, and maintain systems for retail environments, corporate office buildings, and expansive industrial facilities. Recognizing that operational downtime translates directly to lost revenue, our skilled technicians prioritize fast response times to restore climate control swiftly. From custom ventilation design and air quality management to high-efficiency cooling upgrades, we deliver commercial solutions that protect your operational budget and keep your employees and customers comfortable year-round.

  • How do high-efficiency HVAC systems reduce long-term operational costs for Texas property owners?

    Summer conditions in Texas place intense demands on cooling equipment, often leading to spiking utility expenses. Modern high-efficiency heating and cooling setups are engineered to yield maximum thermal output while consuming significantly less energy. By selecting advanced equipment through a premier commercial HVAC company in San Marcos, TX, property owners lower their ongoing operational expenditures and reduce their environmental impact. Upgrading to high-efficiency machinery minimizes mechanical wear, stabilizes interior climate control, and slashes monthly electric bills, allowing your property to stay consistently cool without overworking your system or overspending on utilities.

  • Can you integrate smart thermostats with my existing heating and cooling system?

    Yes, modernizing your controls is one of the most effective methods to enhance indoor comfort and optimize energy usage. Our technicians expertly install, repair, and calibrate programmable and smart thermostats designed to sync seamlessly with your current heating unit, heat pump, or air conditioner. A correctly calibrated thermostat provides precise temperature regulation, allowing you to establish automated schedules that trim unnecessary power consumption when rooms are unoccupied. By combining smart technology with our specialized testing and ventilation services, you gain full control over your indoor climate while driving down operating costs.

  • What veteran or family-owned business principles guide your service model?

    Since 2013, Competition A/C & Heat, LLC has operated as a proud family- and veteran-owned business built on integrity, accountability, and honest communication. We bring military discipline and family values to every job, treating each client's home or business with absolute respect. Choosing us means partnering with a commercial HVAC company in San Marcos, TX that values long-term community relationships over quick profits.

Recent Blog Posts

AC replacement service
September 17, 2026
Need to replace your home's cooling system? Discover the three most critical factors you must consider before hiring a professional AC replacement service.
AC replacement
September 10, 2026
Do you know a lot about AC replacement? Read this article to learn 6 facts about it! It's important to know as a homeowner, just in case you run into issues!