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Top HVAC Companies in the USA

Discover the most trusted HVAC companies in the USA for your heating, ventilation, and air conditioning needs. Whether you're a homeowner or a commercial property manager, choosing the right HVAC company ensures efficient systems, professional service, and long-term savings.

Top HVAC Companies in the USA

What Makes a Great HVAC Company?

  • Certified Technicians: Licensed and insured professionals with ongoing training.
  • Comprehensive Services: Design, installation, repair, and maintenance for all HVAC needs.
  • Customer Reviews: High ratings and consistent client satisfaction as a testament to their service quality.
  • Energy-Efficient Solutions: A focus on helping you save on utility costs and contributing to environmental sustainability.
  • Nationwide Support: Broad coverage across major cities and states for accessible service.

Largest HVAC Companies in the US

Here are some of the biggest names in the HVAC industry known for their scale, innovation, and reliability:

  • Trane Technologies: A global leader in HVAC solutions, though some recent customer reviews on platforms like BBB and ConsumerAffairs highlight concerns regarding warranty claims, part availability, and coil longevity.
  • Carrier: Inventor of modern air conditioning, offering a wide range of services including installation, maintenance, repair, and upgrades for residential and light commercial systems. They focus on efficiency and comfort.
  • Lennox International: Known for high-performance residential and commercial systems, with positive reliability reviews for their energy-efficient units. They also provide various air quality products.
  • Daikin North America: Renowned for energy-efficient HVAC systems, particularly their variable-speed inverter technology, offering high SEER ratings (up to 24.5 SEER on top models) for significant energy savings.
  • Johnson Controls: Provides integrated HVAC systems for buildings, offering a large portfolio of equipment and controls with a strong focus on commercial solutions, including planned maintenance, repairs, and decarbonization strategies.

Note: We are not affiliated with these companies, but we help connect you with licensed contractors who install these trusted brands.

List of HVAC Companies by Region

  • Northeast
    • New York Cooling & Heating
    • Boston Comfort Systems
  • Midwest
    • Chicago Heat & Air
    • Twin Cities HVAC
  • South
    • Dallas Heating Pros
    • Miami HVAC Solutions
  • West
    • LA Comfort Tech
    • Phoenix Climate Control

Need help choosing one? Contact us for verified, local recommendations.

How We Help You Choose the Right HVAC Company

  • Free consultation to assess your HVAC needs
  • Pre-vetted local providers
  • Comparison of multiple quotes
  • Scheduling and post-installation follow-up

Residential vs. Commercial HVAC Providers

We differentiate companies based on their service strengths:

  • Residential HVAC Companies: Focused on home heating, AC, duct cleaning, and maintenance.
  • Commercial HVAC Companies: Specialize in large-scale HVAC installations, rooftop units, and building automation.

Get Matched with the Right HVAC Partner

Tell us your ZIP code, and we’ll match you with the most reliable HVAC company in your area. No spam, no hidden fees—just efficient, honest service.

FAQs

1. How do I know if an HVAC company is reliable?

Look for proper licensing and insurance (which you can often verify with your state or local licensing board), strong online reviews, positive customer testimonials, service warranties, and a proven track record (years in business). We help you verify all this.

2. What’s the difference between national and local HVAC companies?

National brands often offer broader warranties and brand-backed systems, while local companies may provide faster, more personalized service, and a deeper understanding of local climate needs and regulations.

3. Do HVAC companies offer financing options?

Yes, many HVAC companies offer flexible payment plans, especially for major installations or system replacements. It’s always a good idea to inquire about available financing during your consultation.

4. Can I get multiple quotes from HVAC companies?

Absolutely. We highly recommend comparing at least 2–3 quotes from different companies to ensure you find the best value and solution for your specific needs.

5. Are your recommended HVAC providers licensed and insured?

Yes, all our listed companies are pre-screened to ensure they meet legal and industry standards, including proper licensing and comprehensive insurance coverage.

Quotes

One of the easiest contractors I've worked with in a long time. Understood everything with minimal questions. Communication and understanding of the project was great.

Tom Lapham, Business Owner
Quotes

Amal is quick, precise and skilled. He doesn’t need a lot of directions and can use his engineering judgment. He’s professional and respectful. Would definitely work with him again.

Hady M, Professional Engineer, MI
Quotes

Amal continues to amaze me with each project I have him on. He's a solid engineer and is a great communicator. Those two traits are getting rare in our industry. I wish him the best of luck and highly recommend him.

Kelvin Chang, Kelvin Consulting, FL
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HIGHLY recommended!! Thank you Team Rual for your excellent work as always. Simply put: they are absolutely one of the best Mechanical Plumbing and Electrical engineers I know. He not only prepares comprehensive, accurate and finely drawn plans for mechanical, plumbing and electrical drawings (for both commercial and residential), he also prepares plans on time and on budget! I'll be sending him a new project in just a few minutes.

Karen Wilkins, Wilkins Studio, CA.

Contact Us for MEP Design and Drafting Services.