AC Repair & HVAC Service in Alamo, TX

Comfort
Perfected.

Hess Air provides professional HVAC repair, AC installation, and maintenance for homes and businesses throughout the Rio Grande Valley. Backed by experienced technicians, Hess Air delivers reliable comfort you can count on.

Our Services

5.0 Based on 200+ Google Reviews

Heating and Cooling Solutions

Expert Service

Long-tenured technicians with 30+ years on our team.

Reliable Solutions

Quality workmanship and parts you can depend on.

Fast & Efficient

On-time service that keeps your day running smoothly.

Customer First

We treat your home or business like our own.

Our Services

Complete Comfort Solutions

Hess Air proudly provides complete HVAC solutions throughout the Rio Grande Valley, including McAllen, Mission, Weslaco, Edinburg, and Alamo. From AC repair and new system installation to preventative maintenance and commercial HVAC services, Hess Air helps homeowners and businesses stay comfortable year-round.

HVAC Installation

Skilled technicians with years of hands-on experience ready to help.

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AC Repair

Fast diagnostics and reliable repair to get you back to comfort.

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HVAC Maintenance

Prevent breakdowns and extend the life of your system with routine tune-ups.

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Commercial HVAC

Scalable solutions for businesses of all shapes and sizes.

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Why Choose Hess Air

50 Years of Lasting Comfort.

For over 50 years, Hess Air has been the trusted HVAC company for homeowners and businesses throughout the Rio Grande Valley, providing reliable HVAC repair, AC installation, preventative maintenance, and commercial HVAC services.

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Honest Pricing

Upfront, transparent quotes with no surprises.

Satisfaction Guaranteed

We’re not happy until you’re comfortable.

Licensed & Insured

Certified professionals you can trust.

Proudly Local

Serving our community with pride and care.

200+

5-Star Reviews

30,000+

Homes Served

12,000+

Businesses Served

50 Years in Business

Trusted HVAC Equipment Brands

Hess Air installs, repairs, and maintains industry-leading HVAC equipment from trusted manufacturers, including Carrier, Trane, Lennox, Ruud, Goodman, Mitsubishi Electric, and more.