10 Best HVAC Companies in Houston, Texas
The 10 Houston HVAC companies in this guide cover different combinations of air-conditioning repair, maintenance, installation, replacement and related home systems. Use the service distinctions, communication details and practical caveats to choose a provider aligned with the job you need.
Our method for this guide
Three things shape this list: whether a business truly does what you are looking for, how customers regard it over time and how openly it explains the way it works.
No business can pay to be included. Those already in the guide may buy extra visibility, and it is always shown.
10 Heating and Cooling Companies in Houston, Texas Compared
Air Star Now
Open 24 hours
Air Star Now is a Houston HVAC contractor handling air-conditioning repairs, tune-ups and system replacement. The company suits homeowners who want diagnostic work followed by clearly explained repair or replacement options. Accounts describe technicians testing equipment, taking notes and discussing detailed costs, along with residential AC replacements, annual spring tune-ups and rapid response to a non-cooling system. Installation teams also clean the work area after completing a job.
Notable strengths: Uses testing and note-taking to diagnose HVAC problems
Homeowners needing AC repair or replacementCustomers seeking a seasonal AC tune-upPeople who want repair options and costs explained before choosing6607 Flintlock Rd, Houston, TX 77040, United StatesFresh AC Tech LLC Air Conditioning & Heating
Fresh AC Tech LLC Air Conditioning & Heating is an HVAC contractor serving Spring and the surrounding Houston area. The company handles air-conditioning diagnosis, repairs, refrigerant-leak work and maintenance, with service experiences describing clear explanations, professional technicians and responsive home visits. It suits homeowners needing repair or upkeep for residential AC systems.
Notable strengths: Handles refrigerant-leak repairs
Residential AC repairs and maintenanceHomeowners who want repair findings explained clearly20250 Holzwarth Rd #122, Spring, TX 77388, United StatesExcel Air
Open 24 hours
Excel Air is a Houston HVAC contractor handling repairs, inspections, installations and system replacements. It suits homeowners or facilities needing help diagnosing air-conditioning problems, replacing components such as an indoor evaporator coil, or evaluating a complete HVAC replacement. Technicians are described as explaining the problem, repair process and options clearly, with work that can include drain checks and maintenance.
Notable strengths: Handles both component repairs and complete HVAC installations
Homeowners needing HVAC repairs or inspectionsProperty owners considering system replacementPeople who want repair options explained clearly6125 W Sam Houston Pkwy N Ste 301, Houston, TX 77041, United StatesThe Lee Thompson Co
Open 24 hours
The Lee Thompson Co is a Houston HVAC contractor providing air-conditioning maintenance, tune-ups, troubleshooting, and component installation. It suits homeowners needing routine A/C care or help diagnosing a system problem. Technicians are described as prompt and professional, with a practical emphasis on explaining maintenance needs, completing work efficiently, cleaning up, and checking that repairs operate correctly.
Notable strengths: Technicians explain system condition and maintenance needs clearly
Homeowners scheduling routine A/C maintenanceCustomers needing A/C troubleshooting or component installation1718 Elmview Dr, Houston, TX 77080, United StatesBellaire Air Conditioning
Open 24 hours
Bellaire Air Conditioning is a Houston HVAC contractor serving air-conditioning and heating needs. Its documented work includes AC checks, maintenance, repairs, and replacement installations. The available service accounts also describe technicians explaining system conditions and replacement options, including coordination with a home contractor during a complex installation.
Notable strengths: Handles both routine service and replacement installations
AC maintenance, troubleshooting, and repairsHomeowners considering replacement of aging AC unitsCustomers who want repair or installation options explained5414 Ashbrook Dr, Houston, TX 77081, United StatesAir Tech of Houston AC & Plumbing
Open 24 hours
Air Tech of Houston AC & Plumbing provides HVAC, plumbing and electrical work in Houston, including repair, installation and maintenance. Its documented service range covers emergency AC response, indoor air quality, heating, drain cleaning, water heaters, electrical panels, wiring and more. The company also presents repair and replacement options with detailed explanations.
Notable strengths: Offers HVAC, plumbing and electrical services through one provider
Homeowners needing HVAC, plumbing or electrical workHouston residents seeking emergency AC serviceProjects involving repair, installation or maintenance2114 Lou Ellen Ln, Houston, TX 77018, United StatesService Experts Houston
Open 24 hours
Service Experts Houston is an HVAC contractor handling air-conditioning repairs and water-system service. Its technicians inspect systems, explain identified issues and repair steps, and offer maintenance guidance. The business suits homeowners who want repair work accompanied by clear explanations, including service for leaks and tankless water-heater maintenance.
Notable strengths: Technicians explain the problem and repair process before work begins
Homeowners needing AC repairPeople seeking HVAC or water-system maintenance4250 N Sam Houston Pkwy E Ste 130, Houston, TX 77032, United StatesAirtron Heating & Air Conditioning
Open 24 hours
Airtron Heating & Air Conditioning is an HVAC contractor serving Houston. It suits people looking for an HVAC contractor, though the supplied details do not identify particular services or specialties.
People looking for an HVAC contractor in Houston16225 Tomball Pkwy Building 200, Houston, TX 77064, United StatesMission Air Conditioning & Plumbing
Mission Air Conditioning & Plumbing serves Houston with AC, heating and plumbing installation, repair and on-site services. Its offering spans AC repair and installation, indoor air quality, duct cleaning, heating repair and replacement, water heaters, bathroom and kitchen plumbing, sewer and drain work, water-line leaks, gas lines and whole-home repiping. The company also lists maintenance plans and upfront pricing for drain and sewer repair.
Notable strengths: Provides both HVAC and plumbing services through one company
Homeowners needing AC, heating or plumbing repairCustomers planning HVAC or water-heater installationHomes requiring sewer, drain, gas-line or repiping services1630 Elmview Dr, Houston, TX 77080, United StatesAll American AC & Heating, LLC.
All American AC & Heating, LLC. provides AC and heating installation in Houston. The business is suited to homeowners replacing a failed system or arranging a new split-unit installation, with communication that emphasizes answering questions and guiding customers through the process. Customer accounts describe installation work completed in less than half a day and a replacement completed by Sunday noon after a Friday failure.
Notable strengths: Handles AC and heating system installation
Homeowners replacing an AC or heating systemCustomers seeking split-unit installationPeople who want detailed answers during an installation17430 W Little York Rd Ste h, Houston, TX 77084, United States
The numbers on the map match the positions in the list.
Is your business listed here?
Heating, cooling and related work
- AC diagnosis and repairAir Star Now, Fresh AC Tech, Service Experts Houston and Excel Air describe diagnostic or repair work with explanations of findings and next steps.
- Tune-ups and maintenanceAir Star Now offers annual spring tune-ups, while The Lee Thompson Co, Mission Air Conditioning & Plumbing and other listed contractors describe maintenance services.
- System replacement and installationAir Star Now, Excel Air, All American AC & Heating and Bellaire Air Conditioning cover replacement or installation, including split-unit work in the supplied accounts.
- Emergency cooling responseAir Tech of Houston AC & Plumbing specifically describes 24/7 emergency AC repair; other providers describe responsive or rapid service without the same stated coverage.
- Plumbing and electrical supportAir Tech of Houston and Mission Air Conditioning & Plumbing extend beyond HVAC into plumbing, while Air Tech also lists electrical work.
- Specialized system and air-quality workMission Air Conditioning & Plumbing lists indoor air quality, duct cleaning and VRV or VRF systems, alongside sewer and drain services.
How to select an HVAC company
- Name the immediate problemFor a non-cooling system, repair or diagnosis may be the priority; for an aging or failed unit, compare companies that explicitly describe replacement or installation.
- Decide whether emergency coverage mattersAir Tech of Houston specifically lists 24/7 emergency AC repair. Ask other companies about current after-hours availability rather than assuming it.
- Consider one-provider convenienceAir Tech of Houston and Mission Air Conditioning & Plumbing combine HVAC with plumbing, and Air Tech also includes electrical work.
- Ask for options in writingAir Star Now, Excel Air and Bellaire Air Conditioning describe explaining repair or replacement choices; request the proposed scope and cost before authorizing work.
- Clarify timing and follow-upParts may require a return visit at Mission Air Conditioning & Plumbing, and replacement timing varies by project even where a fast installation was reported.
Frequent questions
Which Houston HVAC company offers 24/7 emergency AC repair?
Air Tech of Houston AC & Plumbing specifically describes 24/7 emergency AC repair in the supplied information.
Who handles both HVAC and plumbing?
Air Tech of Houston AC & Plumbing and Mission Air Conditioning & Plumbing both describe HVAC and plumbing services. Air Tech also lists electrical work.
Which companies describe maintenance or tune-ups?
Air Star Now, Fresh AC Tech, Mission Air Conditioning & Plumbing and The Lee Thompson Co describe maintenance, tune-ups or related upkeep.
What should I ask before approving replacement work?
Ask what failed, whether repair is possible, which replacement options fit, the expected timing, what is included in cleanup and whether a return visit may be needed for parts.
