The Best HVAC in Houston, TX

Compare the highest-rated hvac professionals in Houston, Texas. All contractors are licensed, insured, and verified through our rigorous screening process.

#1

Houston Climate Masters

4.8
(324 reviews)
Verified

Premium HVAC contractor specializing in high-efficiency system installations and complex ductwork design for Houston's extreme humidity and heat. Factory-trained technicians with expertise in both residential and light commercial systems. Known for thorough load calculations and humidity control solutions.

4518 Richmond Ave, Houston, TX 77027

Specialties & Features

Energy Efficiency Consulting
Ductwork Design & Installation
24/7 Emergency Service
Humidity Control Systems
High-Efficiency HVAC Installation

Business Information

Years in Business:18 years
Licensed:Yes
Insured:Yes
#2

Lone Star AC & Heating

4.7
(287 reviews)
Verified

Family-owned HVAC company with deep roots in the Houston area. Specializes in emergency repairs and maintenance plans tailored to the Gulf Coast climate. Strong expertise in furnace repair during Houston's brief but sometimes severe winter periods.

8910 Gulf Freeway, Houston, TX 77017

Specialties & Features

24/7 Emergency Repairs
Maintenance Plans
Furnace Repair & Installation
Older System Expertise
Local Climate Specialists

Business Information

Years in Business:22 years
Licensed:Yes
Insured:Yes
#3

Energy Efficient HVAC Solutions

4.6
(215 reviews)
Verified

Specializes in energy-efficient HVAC upgrades and modern smart home integration. EPA Advantage certified with expertise in heat pump systems, zoning solutions, and duct sealing. Focuses on reducing energy costs in Houston's demanding cooling season.

123 Westheimer Rd, Houston, TX 77006

Specialties & Features

Energy Efficiency Upgrades
EPA Certified
Smart Thermostat Integration
Heat Pump Systems
Duct Sealing & Testing

Business Information

Years in Business:14 years
Licensed:Yes
Insured:Yes

Why These Are the Top HVAC Contractors in Houston

Houston's HVAC market is dominated by cooling needs due to the hot, humid subtropical climate with average summer temperatures in the 90s°F and high humidity levels. The cooling season typically lasts 8-9 months, creating heavy demand for AC installation, maintenance, and emergency repairs. Humidity control is equally important as temperature control. While winter is mild, occasional freezing temperatures create demand for furnace services. Energy efficiency is a growing concern given the extended cooling season and high electricity costs.

High Ratings

4.7+ star average from verified customer reviews

Fully Licensed

All contractors are properly licensed and insured

Proven Experience

10+ years average experience in the industry

Local Experts

Familiar with Houston regulations and climate

Frequently Asked Questions About HVAC in Houston

Get answers to common questions about hvac services in Houston, Texas.

1What is the typical cost range for replacing a central AC unit in a Houston home?

For a full system replacement in Houston, homeowners can expect to pay between $5,000 and $12,000+, depending on the home's size, unit efficiency (SEER rating), and system complexity. Houston's intense, prolonged heat demands robust, high-efficiency systems (16+ SEER is often recommended) to manage humidity and high energy bills. Additional costs can arise from necessary ductwork modifications to handle our climate's heavy cooling load.

2When is the best time to schedule HVAC maintenance or replacement in Houston?

The absolute best time is during the mild shoulder seasons of early spring (February-April) or late fall (October-November). Scheduling during these periods ensures your system is fully serviced before the brutal summer heat arrives and helps you avoid the peak demand rush when HVAC companies are busiest with emergency breakdowns. This timing often leads to better availability and potential promotional pricing.

3Why is humidity control such a big concern for Houston HVAC systems, and what should I look for?

Houston's coastal, subtropical climate means extreme outdoor humidity, which your AC must remove to maintain indoor comfort. An improperly sized or failing system will run without adequately dehumidifying, leaving your home feeling clammy. Look for a contractor who performs a Manual J load calculation to ensure correct sizing and discuss features like variable-speed blowers or dedicated whole-home dehumidifiers for optimal moisture control.

4What local licenses and insurance should a reputable Houston HVAC contractor hold?

Any provider must hold a valid Texas Air Conditioning and Refrigeration Contractor License (TACLA) from the Texas Department of Licensing and Regulation (TDLR). They should also carry full general liability and worker's compensation insurance. Always verify this information directly; reputable companies will provide their license number. Houston and Harris County may have additional permitting requirements for major installations.

5My energy bills are extremely high in the summer. What are the most effective upgrades for a Houston home?

First, ensure your attic insulation meets current recommendations (R-38 to R-60) and that your ductwork in the attic is properly sealed and insulated, as this is a major source of energy loss. Upgrading to a higher SEER-rated, variable-speed AC system can significantly reduce consumption. Additionally, installing a programmable or smart thermostat to manage setpoints during peak heat can lead to substantial savings given Houston's high electricity rates.