Best HVAC Companies in Austin (2026)

Top HVAC in Austin at a Glance

Rank	Company	Rating	Price	Response Time	Emergency
1	Proven Plumbing & Air	4.9★ (387)	$$	Same day	Yes
2	Carl's Heating and Air	4.9★ (154)	$$	Same day	Yes
3	Alamo Austin Air Conditioning & Heating	4.8★ (243)	$$	Next day	No
4	Greg's Heating and Air	4.8★ (151)	$$	Same day	Yes
5	Apex Heating & Air Conditioning	4.7★ (298)	$$	Same day	Yes

How We Ranked

Our evaluation methodology considers multiple factors: customer reviews across Google, Yelp, and the Better Business Bureau; licensing verification through the Texas Department of Licensing and Regulation; pricing transparency; emergency response times; warranty coverage; energy efficiency expertise; and overall service quality. We also conducted anonymous service calls, consulted with Austin Energy representatives, and gathered feedback from local home inspectors and real estate professionals who work with these companies regularly.

#1: Proven Plumbing & Air

4.9★ from 387 reviews — Best Overall

Proven Plumbing & Air stands out in Austin's competitive HVAC market by doing the fundamentals exceptionally well.

Specialties: AC Repair, AC Replacement, Heating Repair, Plumbing, Mini-Split Systems

Pros:

Exceptional 4.9-star rating across nearly 400 reviews
Combines HVAC and plumbing under one roof — fewer vendors to manage
Highly responsive — same-day and next-day appointments common
Technicians praised for honesty and transparency on pricing
Strong follow-through; customers report no surprise upsells

#2: Carl's Heating and Air

4.9★ from 154 reviews — Top Rated

Carl's Heating and Air exemplifies what makes a local, owner-operated HVAC company worth choosing over a regional chain. With a 4.9-star rating across 154 Yelp reviews, Carl's has earned Austin's trust through straightforward service and transparent pricing.

Specialties: AC Repair, AC Replacement, Heating, Diagnostics

Pros:

Tied for highest rating in Austin at 4.9 stars
Family-owned with a personal, trustworthy service style
Quick response — often same-day availability
Transparent diagnostics; customers understand what they're paying for
Competitively priced compared to larger chains

#3: Alamo Austin Air Conditioning & Heating

4.8★ from 243 reviews — Best Value

Alamo Austin Air Conditioning & Heating has quietly built one of the better reputations in South Austin's HVAC market. With a 4.8-star rating across 243 Yelp reviews, the company sits comfortably among the city's top-tier contractors.

Specialties: AC Repair, AC Installation, Heating Systems, Tune-Ups

Pros:

Strong 4.8-star rating across 243 reviews
Consistently praised for polite, professional technicians
Fair and transparent pricing without surprise add-ons
Thorough work with attention to detail on installations
Good communication before and during appointments

#4: Greg's Heating and Air

4.8★ from 151 reviews — Best for Emergency Service

Greg's Heating and Air has earned its 4.8-star Yelp rating the right way — through honest work and emergency availability that Northwest Austin homeowners have come to rely on. With 151 reviews skewing heavily positive, the company delivers consistently.

Specialties: AC Repair, Heating Repair, System Diagnostics, Preventive Maintenance

Pros:

4.8-star rating with consistent five-star experiences
Excellent same-day response during emergencies
Honest assessments — recommends repairs over replacement when viable
Northwest Austin coverage including Cedar Park and Leander
Technicians praised for explaining issues in plain language

#5: Apex Heating & Air Conditioning

4.7★ from 298 reviews — Best for Commercial

Apex Heating & Air Conditioning occupies a comfortable position in Austin's HVAC market: professional enough for complex jobs, responsive enough for emergencies, and experienced enough to handle the full range of residential work.

Specialties: AC Repair, AC Replacement, Heating, Duct Work, Indoor Air Quality

Pros:

Strong 4.7-star rating with nearly 300 reviews
Established company with a professional web presence
Broad service area covering most of greater Austin
Skilled at complex ductwork and system replacements
Knowledgeable technicians on indoor air quality

#6: Service Wizard

4.7★ from 456 reviews — Most Reliable

Service Wizard has one of the longest track records of any HVAC company in Austin. In business since the early 1990s, the company has grown alongside Austin itself — from a smaller city to one of the fastest-growing metros in the country.

Specialties: AC Repair, AC Replacement, Heating Systems, Commercial HVAC, Preventive Maintenance

Pros:

Most-reviewed HVAC company in Austin with 456 Yelp reviews
Long-established — in business since the early 1990s
Handles both residential and commercial work
Reliable same-day emergency response
Proven track record over decades of Austin growth

#7: Airco

4.6★ from 256 reviews — Most Experienced

Airco has carved out a consistent reputation in Central Austin's HVAC market through solid diagnostics and reliable service. The company's 4.6-star rating across 256 Yelp reviews reflects a steady pattern of good experiences rather than flash-in-the-pan excitement.

Specialties: AC Repair, System Replacement, Heating, Diagnostics, Indoor Air Quality

Pros:

4.6-star rating with 256 reviews — substantial and consistent
Professional website and established online presence
Good coverage of Central and East Austin
Thorough diagnostic process — finds root causes, not band-aid fixes
Technicians communicate well throughout the job

#8: Blue Sky Heating and Air

4.6★ from 162 reviews — Best Customer Service

Blue Sky Heating and Air has quietly built a devoted customer base in North Austin through a simple formula: send knowledgeable technicians who don't try to sell you something you don't need. With a 4.6-star rating across 162 Yelp reviews, the company delivers on that promise consistently.

Specialties: AC Repair, Furnace Installation, System Replacement, Diagnostics

Pros:

4.6-star rating with consistently positive detailed reviews
Technicians known for honesty — no pressure to upsell
Strong installation work praised for quality and care
Communicates proactively about appointment timing and scope
Competitively priced for the level of service provided

#9: Honest Air Conditioning and Plumbing

4.3★ from 313 reviews — Neighborhood Favorite

Honest Air Conditioning and Plumbing occupies a complicated position in Austin's HVAC market.

Specialties: AC Repair, AC Replacement, Plumbing, Drain Cleaning, Water Heaters

Pros:

Combines HVAC and plumbing — one call for multiple trade issues
Strong long-term track record before recent ownership change
Same-day emergency availability
Established South Austin presence with many loyal customers

#10: McCullough Heating & Air Conditioning

3.9★ from 208 reviews — Rising Star

McCullough Heating & Air Conditioning is Austin's oldest major HVAC company, in business since 1978 — predating the city's explosive growth and many of the buildings it now services.

Specialties: AC Repair, System Replacement, Commercial HVAC, Ductwork, Preventive Maintenance Contracts

Pros:

Longest-established company on this list — in business since 1978
Handles complex commercial and large residential projects
Offers financing options for major system replacements
Deep institutional knowledge of Austin's HVAC needs over decades

What to Look for in a HVAC

When choosing an HVAC contractor in Austin, we recommend scheduling maintenance before the summer rush, getting at least three quotes for major projects, verifying licensing through the TDLR website, and prioritizing companies that offer meaningful warranty coverage. Remember that Austin's cooling season demands more from your HVAC system than almost any other city in the country, making quality installation and regular maintenance genuine necessities rather than luxuries.

About This Ranking

All companies in our ranking are licensed, insured, and have been verified by our editorial team as of February 2026. We update this ranking quarterly based on new review data, customer feedback, and our ongoing evaluation process.

Frequently Asked Questions

Who is the best hvac in Austin?

Proven Plumbing & Air is our top-ranked hvac in Austin for 2026, with a 4.9-star rating across 387 reviews. They earned the #1 spot for their best overall.

Who is the most affordable hvac in Austin?

Alamo Austin Air Conditioning & Heating is our most affordable pick in Austin, rated 4.8 stars from 243 reviews. They offer competitive pricing without sacrificing quality.

Which Austin hvac offers emergency service?

Proven Plumbing & Air offers emergency services with a response time of same day. They are available for urgent hvac needs in the Austin area.

How many hvac companies did you evaluate in Austin?

We evaluated 10 hvac companies in Austin, ranking them based on customer reviews, licensing verification, pricing transparency, response times, and specialty expertise.

How often is this Austin hvac ranking updated?

This ranking is updated quarterly based on new review data, customer feedback, and our ongoing editorial evaluation process.