Published on: July 3, 2025

Last updated: August 2025

Top Austin HVAC Companies

Austin’s climate is a two-act play: months of triple-digit heat with punishing afternoon sun, then mild winters punctuated by cedar-fever season and the occasional cold snap. That mix stresses poorly sized equipment, leaky attic ducts, and single-stage systems that short-cycle, leave rooms muggy, and spike bills during ERCOT peak pricing. The right HVAC partner does far more than swap a box—they run Manual J/S/D calculations, seal and balance your ductwork, right-size heat pumps or furnaces, and tune ventilation and filtration so your house feels dry, quiet, and clean even in August. Top Austin HVAC companies also know the local playbook: Austin Energy rebates, historic-district/condo rules, smart-thermostat demand-response programs, and the best strategies for shaded condensers, dehumidification, and continuous IAQ without killing efficiency. Whether you’re chasing a same-day AC repair, planning a heat-pump conversion, or outfitting a new build to AEGB standards, use the checklist below to hire confidently—and keep comfort steady all year.

Quick hiring checklist for Austin HVAC

Licensing & credentials: Verify Texas TACLA license, insurance/COI, and NATE-certified techs; ask about ACCA membership and factory authorizations (Trane, Carrier, Mitsubishi, etc.).
Load & design: Require written Manual J (load), Manual S (equipment), Manual D (ducts), plus a room-by-room airflow plan (CFM) and static-pressure targets.
Ductwork first: Inspect, seal, and right-size ducts; request a duct-leakage test and final air balance so every room hits setpoint.
Dehumidification & IAQ: Plan for Austin’s humidity: variable-speed or dedicated dehumidifiers, MERV-13 filtration (or better), and ERV/HRV where appropriate.
Commissioning: Insist on start-up data (superheat/subcooling, static pressure, delivered CFM/ton, coil delta-T) and final thermostat programming.
Efficiency & controls: Compare SEER2/HSPF2/EER2, variable-speed options, and smart-thermostat integration; confirm attic insulation/air-sealing aren’t the hidden bottlenecks.
Paperwork & perks: Have the contractor handle permits, rebate applications, and any HOA/condo docs; get warranties in writing (parts & labor) and a maintenance plan (spring/fall).
Transparency: Demand line-item proposals (equipment, ductwork, electrical, crane, permits, disposal), clear timelines, and a point person you can text when it’s 104°F.

Businesses marked are featured.

Austin HVAC Companies

Explore Austin’s top HVAC companies for energy-efficient AC repair, heating service, and indoor-air-quality solutions. Find trusted contractors, phone numbers, and addresses in one convenient directory.

Stan's Heating, Air & Plumbing

(512) 817-1916
‍6016 Dillard Circle, Suite A, Austin, TX 78752

For more than 60 years, Austin HVAC experts Stan’s Heating, Air & Plumbing have delivered full-service cooling, heating, and plumbing backed by ENERGY STAR equipment and generous utility rebates. Homeowners praise the firm’s data-driven energy-savings approach, seasoned NATE-certified technicians, and “no-surprises” guarantees that keep Austin air-conditioning systems running efficiently season after season.

Austin HVAC installation & repair
Energy-efficient heating & cooling
24/7 emergency HVAC service
60+ years local experience
ENERGY STAR & rebate partner
NATE-certified technicians

Fox Service Company

(512) 488-1120
1506 Ferguson Ln., Suite 102, Austin, TX 78754

Fox Service Company’s Austin HVAC technicians offer same-day AC repair alongside plumbing and electrical expertise—making this locally loved outfit a one-stop shop for total home comfort. Transparent pricing, free second opinions, and round-the-clock dispatch cement Fox as a dependable choice for Austin heating and cooling emergencies and upgrades alike.

Austin HVAC installation & repair
Energy-efficient heating & cooling
24/7 emergency HVAC service
Free second opinions
Lennox Premier Dealer status
Plumbing & electrical add-ons

McCullough Heating & Air Conditioning

(512) 280-0011
2620 Buell Ave., Austin, TX 78757

Since 1977, McCullough Heating & Air Conditioning has championed green living with detailed energy audits, precision load calculations, and heat-pump retrofits that slash utility bills across Austin, TX HVAC systems. A Trane Comfort Specialist designation underscores the firm’s commitment to high-efficiency technology and meticulous customer care.

Austin HVAC installation & repair
Energy-efficient heating & cooling
24/7 emergency HVAC service
Trane Comfort Specialist
Comprehensive energy audits
Heat-pump conversions

Precision Heating & Air

(512) 379-6385
1506 Ferguson Ln., Suite 101, Austin, TX 78754

Precision Heating & Air delivers rapid, tech-forward service across the metro, pairing free second opinions with detailed diagnostics to keep Austin air-conditioning repair costs predictable. Licensed under TACLA29215C, the Carrier Authorized Dealer fields flexible financing and preventative-maintenance memberships to extend system life.

Austin HVAC installation & repair
Energy-efficient heating & cooling
24/7 emergency HVAC service
Carrier Authorized Dealer
TACLA29215C licensed team
Flexible financing options

Efficient AC, Electric & Plumbing

(512) 501-2275
10315 Metropolitan Dr., Suite A, Austin, TX 78758

Family-owned and operating since 1976, Efficient AC, Electric & Plumbing unites HVAC, electrical, and plumbing talent under one roof—ideal for homeowners seeking streamlined Austin HVAC installation plus whole-house system upgrades. A Mitsubishi Diamond Contractor seal underscores the company’s high-efficiency focus and 24/7 availability.

Austin HVAC installation & repair
Energy-efficient heating & cooling
24/7 emergency HVAC service
Mitsubishi Diamond Contractor
Multi-trade (HVAC, electric, plumbing)
Smart thermostat expertise

Strand Brothers Service Experts

(512) 592-3072
5811 Techni Center Dr., Austin, TX 78721

Backed by the national Service Experts network, Strand Brothers Service Experts blends local know-how with extensive resources to deliver dependable Austin commercial and residential HVAC service. Membership plans grant priority scheduling, annual tune-ups, and peace-of-mind warranties for busy property owners.

Austin HVAC installation & repair
Energy-efficient heating & cooling
24/7 emergency HVAC service
Service Experts network support
Priority membership plans
ENERGY STAR system options

ABC Home & Commercial Services

(512) 837-9500
‍9475 E Highway 290, Austin, TX 78724

Rooted in six decades of family ownership, ABC Home & Commercial Services pairs Austin HVAC repair with pest control, lawn care, and more—perfect for homeowners wanting one call for every home-service need. HVAC clients benefit from on-site smart AC monitoring and flexible maintenance plans.

Austin HVAC installation & repair
Energy-efficient heating & cooling
24/7 emergency HVAC service
One-stop home-service provider
Smart AC monitoring program
Family-owned since 1963

Radiant Plumbing & Air Conditioning

(512) 265-6994
901 Reinli St., Austin, TX 78751

Known for its quirky branding and stellar workmanship, Radiant Plumbing & Air Conditioning delivers trusted Austin HVAC and plumbing solutions, from duct cleaning to eco-friendly insulation upgrades. Around-the-clock crews and satisfaction guarantees keep loyal customers glowing.

Austin HVAC installation & repair
Energy-efficient heating & cooling
24/7 emergency HVAC service
Eco-friendly insulation upgrades
Plumbing & HVAC combo services
Satisfaction guarantee

ABA Heating and Cooling

(512) 687-1463
2409 Richcreek Rd., Suite 2, Austin, TX 78757

Since 1994, ABA Heating and Cooling has specialized in straightforward, honest Austin AC repair and Bryant-brand system replacements. Customers value transparent quotes, factory-trained technicians, and round-the-clock responsiveness during Texas heat waves.

Austin HVAC installation & repair
Energy-efficient heating & cooling
24/7 emergency HVAC service
Bryant Factory Authorized Dealer
Transparent, upfront pricing
Family-owned local business

Airco Mechanical, Ltd.

(512) 537-12341000 S IH-35 Frontage Rd., Round Rock, TX 78681

With more than four decades of large-scale project experience, Airco Mechanical designs, builds, and maintains Austin HVAC systems for residential, commercial, and new-construction clients. LEED-savvy engineers and 24-hour commercial crews make Airco a go-to for complex installations.

Austin HVAC installation & repair
Energy-efficient heating & cooling
24/7 emergency HVAC service
Design-build project expertise
LEED-experienced engineers
Trane Comfort Specialist

Choosing the right Austin HVAC company is about comfort, durability, and cost control—not just cold air in July. Start by addressing the whole system, not only the outdoor unit: undersized returns, kinked flex runs, or leaky supply trunks can waste 20–30% of capacity and make even premium equipment underperform. A reputable contractor will measure your home, model solar exposure, verify window specs, and tailor airflow so bedrooms at the end of long runs aren’t five degrees warmer than the living room.

Lean into humidity management. Central Texas latent loads are high; variable-speed heat pumps paired with properly sized coils and sensible fan speeds wring moisture without overcooling. For tight homes or allergy concerns, ask about ERVs for balanced ventilation and MERV-13 (or better) filtration to capture fine particulates during cedar season. If you entertain often or cook a lot, make sure kitchen makeup air and bath fans are part of the plan so you’re not depressurizing the house.

If you’re exploring electrification, today’s cold-climate heat pumps comfortably cover Austin’s winters while slashing summer bills with high SEER2 performance. A good contractor will compare lifecycle costs versus gas, map panel capacity for future EV/solar, and suggest smart-thermostat demand-response programs that earn bill credits without sacrificing comfort. Don’t leave money on the table—have your installer file utility rebates and applicable tax credits, and give you a clean packet of spec sheets and model numbers for your records.

Protect the investment with commissioning and care. Ask for a commissioning report on day one (refrigerant, airflow, static pressure, controls), plus a maintenance schedule that includes coil cleaning, drain-line treatment, and firmware updates for connected thermostats. Clarify warranties—most premium lines offer 10-year parts; negotiate labor coverage and response times during heat emergencies. Finally, schedule a 30-day check-in after install to fine-tune airflow or control settings once the system has settled.

A couple of hours spent vetting design, ductwork, and documentation now can save weeks of frustration and thousands in energy and repair costs over the next decade. With the right Austin HVAC partner, you’ll get quiet rooms, crisp dehumidification, healthier air—and year-round peace of mind when the forecast hits triple digits or a blue norther rolls through.

Disclosure: This list is intended as an informational resource and is based on independent research and publicly available information. It does not imply that these businesses are the absolute best in their category. Learn more here.

Construction

Top Interior Design Firms in Vancouver

Construction

Top Architecture Firms in Vancouver

Construction

‍Top Electrical Contractors in Vancouver

Construction

Top General Contractors in Vancouver

Construction

Top Toronto Architecture Firms

Looking to get listed in our business directory?

Boost your visibility and connect with customers by joining our directory of 100+ successful businesses.

Free Concierge

Receive Multiple Quotes

We did the research for you. By filling out our form, our team will match you with the best available top-ranked service providers!