Commercial HVAC Repair in Las Vegas

Downtime Ends Here

Minimize Downtime—Restore Comfort Fast

When your business’s HVAC fails, every minute costs you. That’s why our local, certified techs respond quickly—serving Las Vegas, Henderson, North Las Vegas, and Summerlin with same-day and priority commercial service.


We get your system back online fast, so your staff and customers stay comfortable and your operations don’t skip a beat.

What We Repair—All Commercial HVAC & Rooftop Units

Our team handles all major commercial heating and cooling systems, including:


  • Rooftop units (RTUs) and package units
  • Split systems and multi-zone setups
  • Commercial AC & heating controls
  • Thermostats and building zone systems


Common issues we fix:


  • Airflow problems (uneven temps, weak output)
  • Refrigerant leaks and recharge
  • Failed capacitors, contactors, or relays
  • Electrical/controls diagnostics
  • Compressor failures
  • Thermostat or zoning issues
  • Noisy, cycling, or unresponsive units

Whatever the problem, we bring deep experience, full diagnostic tools, and most parts stocked on our trucks for rapid repairs.

Why Choose Buenos Aires Air Conditioning & Heating?

  • 23+ Years Serving Las Vegas Businesses
  • 4.8-Star Rating — trusted by building managers and local business owners
  • Bilingual Team — English & Spanish for clear communication with all your staff
  • Licensed, Insured, and Code-Compliant
  • Upfront Repair Options — no guesswork, just clear recommendations and pricing

Before We Leave—Our Service Checklist

  • Full system diagnosis and root cause identified
  • Clear repair options and pricing explained
  • All findings and actions documented for your records
  • Recommendations for next steps or preventive care provided
  • System tested and restored—your approval before job completion

Commercial HVAC Repair FAQs

  • Do you repair rooftop HVAC units in Las Vegas?

    Yes—rooftop (RTU) and package unit repairs are a specialty. We service all major brands and models.

  • How fast can a tech get to my building?

    Same-day and priority service is available for Las Vegas, Henderson, North Las Vegas, and Summerlin.

  • Can you work after-hours or with minimal disruption?

    Absolutely—ask about off-hours or scheduled maintenance to minimize business interruption.

  • What if repairs are costly?

    We offer clear estimates and can discuss financing options through GoodLeap if needed.

  • Do you document repairs for building management?

    Yes—detailed service records provided every visit.