Best HVAC Services In
San Marcos
Great service the ole' fashioned way!
Proudly installing Daikin. & American Standard products. Servicing all makes and models.
Get To Know Us
Professional
HVAC Services
In San Marcos, TX
At Stay Cool, we’re more than HVAC experts—we’re your trusted neighbors. Whether it’s the blazing Texas sun or a sudden cold snap, our expert technicians in San Marcos deliver stress-free HVAC solutions tailored to your needs. From new Daikin system installations and urgent repairs to maintenance plans and energy upgrades, we’re here to keep your home or business comfortable. With financing starting at $89/month and same-day service available, it’s never been easier to take control of your indoor comfort.
About Your AC
Explore Our HVAC Services
At Stay Cool, we proudly serve San Marcos with professional residential and commercial HVAC services. Whether you're looking for efficient cooling, reliable heating, or walk-in refrigeration maintenance, our skilled technicians bring the same high standard of service to every job. We offer flexible financing, trusted Daikin equipment, and 24/7 Club memberships to keep your comfort on track.
BEST RESIDENTIAL COOLING SERVICES IN San Marcos, TX
At Stay Cool Air Conditioning & Heating, we know San Marcos summers can be intense. Our team offers top-tier AC installation, repair, and maintenance services backed by energy-efficient equipment and local expertise. With fast service, honest pricing, and flexible payment options, we make it easy to upgrade or repair your home’s cooling system without the stress.
BEST RESIDENTIAL HEATING SERVICES IN San Marcos, TX
We’re here to help San Marcos families stay warm during those colder months. Whether it’s furnace installation, quick heating repairs, or scheduled maintenance, our experienced crew works with quality systems and offers financing that fits your budget. Our 24/7 Club plan gives you peace of mind through the entire heating season.
BEST COMMERCIAL COOLING SERVICES IN San Marcos, TX
We understand that a reliable cooling system is essential for businesses in San Marcos. From retail to office buildings, our commercial HVAC team handles new installations, fast repairs, and proactive maintenance plans. We work with trusted brands and prioritize uptime so your operations stay cool and efficient.
BEST COMMERCIAL HEATING SERVICES IN San Marcos, TX
Businesses in San Marcos rely on Stay Cool for dependable heating services. Whether you're replacing an aging system or just need a tune-up, our commercial heating team delivers professional results with minimal disruption. Ask about our custom maintenance packages and energy-saving upgrades.
BEST COMMERCIAL REFRIGERATION SERVICES IN San Marcos, TX
Whether you run a restaurant, café, or market in San Marcos, you can count on us for fast, reliable refrigeration services. We install, maintain, and repair commercial coolers, freezers, and prep units—helping you stay compliant and efficient. Emergency repairs and flexible service plans available.
Our Process
How Does it Work?
SCHEDULING HVAC INSTALLATION IS AS EASY AS THIS
With a free consultation to provide you with a custom quote that is tailored to your needs, Stay Cool Heating and Cooling has HVAC solutions that will keep your home comfortable.
Schedule
Book your free consultation today to explore HVAC systems that fit your home's needs.
Quote
Get a clear, detailed estimate outlining the costs and benefits of upgrading your HVAC system.
Choose HVAC
Find the perfect HVAC system tailored to your needs, offering advanced technology and dependable performance.
Installation
Experience fast, professional installation of energy-efficient HVAC systems for lasting comfort and efficiency.
SCHEDULING HVAC Repair IS AS EASY AS THIS
Stay Cool Comfort Experts deliver fast, reliable HVAC repairs to restore comfort, improve efficiency, and extend your system’s lifespan. Book your free consultation today!
Schedule
Book your free consultation today to address your HVAC repair needs with energy-efficient solutions.
Quote
Get a clear and detailed estimate outlining the costs and benefits of repairing your HVAC system.
Repair Service
The Comfort Experts specialize in HVAC repair services, including diagnosing issues, fixing components, and restoring system performance.
SCHEDULING HVAC Maintenance IS AS EASY AS THIS
Keep your system running smoothly with Stay Cool’s comprehensive HVAC maintenance. From cleaning to inspections, we help improve efficiency, extend system life, and prevent costly repairs. Book your free consultation today!
Schedule
Book your free consultation today to explore energy-efficient HVAC maintenance solutions tailored to your needs. Our experts will help you improve comfort, reduce energy costs, and keep your system running efficiently year-round.
General Maintenance
StayCool Comfort Experts provide thorough HVAC maintenance, including cleaning, inspections, and performance checks. If additional maintenance is needed, we'll provide a clear explanation and quote for your approval.
Maintenance Plan at $15/Month
StayCool's Basic Plan offers affordable HVAC maintenance with regular tune-ups, a 10% repair discount, and priority scheduling—perfect for reliable comfort at a great price. To learn more about our 24/7 Club plans, click here.
HVAC Serviced & maintained
After HVAC service, your system runs efficiently, providing optimal comfort and lowering energy bills. Regular maintenance extends its lifespan, reduces breakdowns, and saves you money over time.
SCHEDULING HVAC Refrigeration IS AS EASY AS THIS
Stay Cool Comfort Experts offer professional HVAC refrigeration services, including installation, repairs, and maintenance. Optimize cooling performance, reduce energy costs, and extend your system’s lifespan. Book your free consultation today!
Schedule
Book your free consultation today to explore energy-efficient HVAC refrigeration solutions for your needs.
Quote
Receive a clear, detailed estimate on the costs and benefits of upgrading or maintaining your refrigeration system.
Service
The Comfort Experts provide professional HVAC refrigeration services, including system installation, repairs, maintenance, and performance optimization.
Benefits
Ensure optimal cooling performance, reduce energy costs, extend system lifespan, and prevent costly breakdowns with expert refrigeration care.
Booking
24 Hours
San Antonio's Daikin Comfort Pro
These 3 simple words mean that we are highly-qualified and continuously trained HVAC professionals who can quickly, efficiently, and effectively help solve your indoor comfort needs. Having this status means we deliver our best abilities to each customer, year after year.
Why Choose Us
Reasons To Choose
Stay Cool
Tired of service that feels like it's straight out of a call center? At Stay Cool, we’re not just experts we’re your neighbors. We know the San Antonio heat can be relentless, and a busted AC isn’t just an inconvenience; it’s a crisis. That’s why we bring the ole-fashioned values of honesty and hard work to every home.
7+
Years In Business
15,000+
Families Served
5,000+
Systems Installed
Why Choose Us
● The Stay Cool Difference ●
We focus on delivering more than just HVAC services; we bring a family-centered approach to every interaction. Founded on honesty, integrity, and teamwork, we tailor each solution to fit our customers' unique needs without upselling unnecessary services.
TRUSTED BY TOP BRANDS IN SAN ANTONIO
About Your AC
WE ALSO SERVICE THESE
LOCATIONS IN SAN ANTONIO
Stay Cool proudly extends our reliable HVAC services to surrounding areas near San Antonio.
