Heating & Cooling Done Right

Stay comfortable year-round with honest, reliable HVAC services for Houston homes and Commercial buildings.

Our HVAC Services

System Installation (AC & Furnace)

We install high-efficiency systems that are built to last. Whether it’s a brand-new setup or a full replacement, we get it done right the first time.

System Installation
HVAC Repairs (All Major Brands)

From strange noises to no airflow, we troubleshoot and fix it fast. Our team is trained to repair all leading HVAC brands.

HVAC Repairs
Seasonal Maintenance

Regular checkups help your system run better and last longer. We make it easy with tune-ups before the heat or cold hits Houston.

Seasonal Maintenance
Ductwork Repair & Replacement

Leaky ducts waste energy and raise bills. We repair or replace damaged ductwork to improve airflow and comfort.

Ductwork Repair
Thermostat Upgrades

Smart thermostats can save you money and give you more control. We’ll install and set it up so it’s simple to use.

Thermostat Upgrades
Indoor Air Quality Solutions

We offer air filtration systems and humidity control to improve the air you breathe. Great for families with kids, pets, or allergies.

Indoor Air Quality Solutions

Why First Alliance

Licensed & Certified Techs
Our team is fully licensed and trained for Residential and Commercial HVAC work. You’re getting quality service, not guesswork
Quick Response Times
We show up when we say we will. No waiting around all day wondering where your tech is.
Fair, Upfront Pricing
No hidden fees or surprise charges. We keep things honest and affordable.
Energy-Efficient Options
We recommend systems that cut down energy use and monthly bills. Good for your wallet and the environment.
Tailored for Houston Homes
We understand the local climate and home styles. Our solutions are built for Houston heat and humidity.
Work Backed by Warranty
We stand behind our work, we offer a one year labor warranty and five year manufacturer's warranty on select equipment. If something’s not right, we’ll make it right.

Freqently Asked Questions

1
How do I know if my HVAC system needs repair or replacement?
If your system is blowing weak air, making noise, or your bills are rising, it's time for a checkup. We’ll inspect it and let you know if a repair makes sense, or if a replacement will save you money long-term.
2
How often should HVAC systems be serviced?
At least once a year, ideally before summer or winter. Regular maintenance keeps your system efficient and helps avoid surprise breakdowns.
3
Do you work on all HVAC brands?
Yes. Our techs are trained to service and repair all major brands commonly found in Houston homes and Commercial buildings.
4
Can you install smart thermostats?
Absolutely! We can install and walk you through how to use smart thermostats that help save on energy bills.
5
What areas around Houston do you serve?
We serve the entire Houston metro area, including suburbs like Katy, Friendswood, Alvin, Woodlands, Humble, Kingwood, League City, Clear Lake, Cypress, Sugar Land, Pearland, and more.
6
How long does installation take?
Most installations are completed in one day. We will perform a thorough inspection and we will give you a clear timeline of the necessary work needed.
7
Do you offer warranties?
Yes, we stand by our work with both labor and manufacturer warranties. We provide a one year labor warranty and most manufacturer’s provide a 5 year warranty on select equipment.
8
What if I just want a tune-up?
No problem. We offer seasonal tune-ups and maintenance plans to keep your system running smoothly all year.