Top 10 HVAC Companies in Houston, TX

Updated March 2026

Quick Answer

The best HVAC companies in Houston, TX for 2026 include Air Tech of Houston AC & Plumbing (4.9★), Mission Air Conditioning & Plumbing (4.8★), All Star A/C, Plumbing & Electrical (4.9★). All are licensed, insured, and highly rated for AC repair, heating service, and HVAC installation.

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1

Air Tech of Houston AC & Plumbing

2114 Lou Ellen Ln, Houston, TX 77018
★★★★½ 4.9 (5,765 reviews)
Licensed & Insured24/7 EmergencyHighly ReviewedTop Rated
Services: AC Repair · Furnace Repair · HVAC Installation · Duct Cleaning
2

Mission Air Conditioning & Plumbing

1630 Elmview Dr, Houston, TX 77080
★★★★½ 4.8 (2,847 reviews)
Licensed & Insured24/7 EmergencyHighly Reviewed
Services: AC Repair · Furnace Repair · HVAC Installation · Duct Cleaning
3

All Star A/C, Plumbing & Electrical

9418 Mills Rd, Houston, TX 77070
★★★★½ 4.9 (1,802 reviews)
Licensed & Insured24/7 EmergencyHighly ReviewedTop Rated
Services: AC Repair · Furnace Repair · HVAC Installation · Duct Cleaning
4

One Hour Air Conditioning & Heating® of Houston

4455 W Sam Houston Pkwy N, Houston, TX 77041
★★★★½ 4.8 (10,087 reviews)
Licensed & Insured24/7 EmergencyHighly Reviewed
Services: AC Repair · Furnace Repair · HVAC Installation · Duct Cleaning
5

Bellaire Air Conditioning

5414 Ashbrook Dr, Houston, TX 77081
★★★★½ 4.9 (477 reviews)
Licensed & InsuredTop Rated
Services: AC Repair · Furnace Repair · HVAC Installation · Duct Cleaning
6

EZ Comfort Air Conditioning & Heating

7575 Charpiot Ln, Humble, TX 77396
★★★★½ 4.9 (1,024 reviews)
Licensed & Insured24/7 EmergencyHighly ReviewedTop Rated
Services: AC Repair · Furnace Repair · HVAC Installation · Duct Cleaning
7

The Lee Thompson Co

1718 Elmview Dr, Houston, TX 77080
★★★★½ 4.9 (421 reviews)
Licensed & InsuredTop Rated
Services: AC Repair · Furnace Repair · HVAC Installation · Duct Cleaning
8

Cool Care Heating and Air Conditioning

2015 Bauer Dr, Houston, TX 77080
★★★★★ 5 (334 reviews)
Licensed & InsuredTop Rated
Services: AC Repair · Furnace Repair · HVAC Installation · Duct Cleaning
9

Northwind Air Conditioning, Heating & Mechanical Services

5921 Thomas Rd, Houston, TX 77041
★★★★½ 4.9 (1,048 reviews)
Licensed & Insured24/7 EmergencyHighly ReviewedTop Rated
Services: AC Repair · Furnace Repair · HVAC Installation · Duct Cleaning
10

H-Town AC Repair HVAC services Houston

4243 Purdue St A, Houston, TX 77005
★★★★½ 4.8 (262 reviews)
Licensed & Insured
Services: AC Repair · Furnace Repair · HVAC Installation · Duct Cleaning

About These Listings

Provider details on this page come from public business information and each provider's own website. Inclusion here is not an endorsement, and the order shown is not a guarantee of quality. Before hiring, verify licensing, insurance, and pricing directly with the company — request written quotes and confirm credentials with your state or local licensing board.

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Frequently Asked Questions

How much does HVAC repair cost in Houston, TX?

HVAC repair in Houston typically costs $150-$450 for common issues like refrigerant recharge, thermostat replacement, or capacitor repair. AC compressor replacement runs $1,200-$2,800. Full system replacement costs $4,500-$12,000 depending on size and efficiency rating.

How often should I service my HVAC in Houston?

HVAC professionals in Houston recommend servicing twice a year — spring for AC and fall for heating. Regular maintenance prevents breakdowns during extreme weather and can extend your system's lifespan by 5-10 years.

Do Houston HVAC companies offer emergency service?

Yes, most top-rated HVAC companies in Houston offer 24/7 emergency service for no-heat, no-AC, and refrigerant leak situations. Response times are typically 60-90 minutes. Emergency premiums add $100-$250 to standard rates.

What size HVAC system do I need for my Houston home?

Most homes in Houston need 2.5 to 5 tons of cooling capacity. A rough guide: 1 ton per 400-600 sq ft depending on climate, insulation, and sun exposure. Always get a Manual J load calculation from a licensed HVAC contractor for accurate sizing.