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HVAC Contractor in League City, TX

In League City, TX, we provide AC repair and replacement, new HVAC system installation, furnace and heat pump service, ductwork repair and sealing, indoor air quality solutions, seasonal maintenance, and smart thermostat installation for homes and businesses.

Professional contractor from Global Air Service servicing commercial HVAC unit
Professional HVAC contractor from Global Air Service servicing rooftop AC unit
Professional contractor from Global Air Service servicing patterned HVAC vents
10+
Experience
HVAC Services
About Us

About Our HVAC Team Serving League City, TX

Global Air Service HVAC Contractor serves homes and businesses in League City, TX with AC and heating installation, replacement, and repair; seasonal tune-ups; ductwork inspection and sealing; thermostat installation and smart controls; indoor air quality solutions including filters and UV lights; refrigerant leak detection and recharge; and emergency HVAC service. Technicians handle heat pumps, gas furnaces, and packaged units. They perform system sizing, airflow balancing, and preventative maintenance to improve comfort and efficiency. Service areas include League City neighborhoods and nearby corridors along I‑45 and FM 518.

Professional HVAC contractor servicing residential air conditioning unit
Testimonials

What Our Customers Say About Global Air Service in League City, TX

Our customers trust us for reliable HVAC solutions and service that feels like family.

Featured Project

Featured Projects in League City, TX

We take pride in every project—delivering comfort, efficiency, and lasting results.
Professional contractor from Global Air Service servicing commercial HVAC unit
Why Choose Us

Homeowners & Businesses Choose Global Air Service in League City, TX

We’re dedicated to delivering reliable, affordable HVAC solutions backed by trust and experience.

Experience You Can Trust

Over a decade of proven HVAC expertise.

Honest, Upfront Pricing

No surprises, just clear and fair costs.

Family Values in Every Job

We treat our customers like family

Our Services

Reliable HVAC Services in League City, TX for Every Need

We take pride in every project—delivering comfort, efficiency, and lasting results.

Cooling in League City, TX means tackling Gulf humidity, salt‑air corrosion, and I‑45 delays. We size AC systems for two‑story homes, improve attic ventilation, and add dehumidification to stop sticky rooms and mildew in Clear Creek and South Shore Harbour. Technicians clear algae‑clogged drain lines, seal leaky ducts, and set smart thermostats for lower bills with steady comfort. Choose local dispatch near FM 518 for same‑day repairs and after‑hours emergencies. For installs, we recommend coastal‑rated coils and surge protection for storm season. Learn more: Cooling in League City, TX solutions built around you and Cooling in League City, TX.

Heating in League City, TX needs to handle damp Gulf air, sudden northers, and salt-laden breezes that corrode outdoor units. We install and repair gas furnaces and heat pumps sized for bayfront homes, townhomes near FM 518, and older Clear Lake subdivisions. Get faster warm-up, quieter operation, and lower electric bills through load calculations, duct sealing, and smart thermostat setup. We fix cold rooms over garages, short-cycling, and tripped breakers after hard freezes. Choose filter upgrades that capture cedar pollen and refinery dust. Request preseason maintenance to protect exchangers and heat strips. Explore Heating in League City, TX. Now.

Improve breathing and comfort with Indoor Air Quality in League City, TX tailored to Gulf Coast living. Coastal humidity, oak pollen, and post-storm moisture trigger allergies, mold, and musty odors in Clear Creek neighborhoods, canal homes, and new builds off FM 518. We test particulates, VOCs, and carbon dioxide, seal duct leaks, install whole‑home dehumidifiers, and add hospital‑grade filtration and UV light to stop spores and bacteria. Balance humidity to protect wood floors and furniture, cut dust on return vents, and reduce asthma flare-ups. Choose a team that understands flood risks. Indoor Air Quality in League City, TX services.

Count on Commercial HVAC in League City, TX to keep your building stable through humidity, salt air, and storms. We size rooftop units for FM 518 strip centers, balance airflow for NASA Bypass offices, and design dehumidification for restaurants. We troubleshoot hot and cold spots, fix short-cycling, and reduce energy spikes by tuning controls and sealing ducts. We navigate City of League City permits and coastal wind-load requirements. Schedule maintenance around your hours to prevent breakdowns during peak summer. Choose Commercial HVAC in League City, TX when you need diagnostics, IAQ upgrades, and comfort your staff and customers notice.

Choose HVAC Maintenance in League City, TX to handle coastal humidity, salt air, and sudden summer spikes that strain systems. Technicians clear algae from condensate lines, treat drain pans, wash salt-corroded condenser coils, calibrate thermostats for two-story homes, and seal attic duct leaks common in older builds. You gain steadier temperatures, lower bills, and fewer emergency calls during heat or storm season. We test refrigerant charge, static pressure, and safety switches, add surge protection for power blips, and set dehumidification to curb mold. Schedule HVAC Maintenance in League City, TX to improve airflow, protect equipment, and prevent water damage.

Contact our League City HVAC contractors today for trusted, professional service!
How We Work

Our Process

We make it easy to get the comfort you deserve with a quick, hassle-free process.

01.

Schedule Your Appointment

Call or email us to book your service.
02.

Get Expert Diagnosis

Our certified techs assess and explain your options.
03.

Enjoy Comfort Again

We complete the job right, so you can relax.
More About League City, TX

About League City, TX

League City, TX blends Gulf Coast bayou landscapes with master-planned neighborhoods and a roots-to-spaceflight history tied to the region’s growth. Residents and businesses value its access to marinas, strong school zones, and healthcare. Notable landmarks include City Hall, League Park, Walter Hall Park, HCA Houston Healthcare Clear Lake, and South Shore Harbour Resort. Technicians plan installs and repairs around League City’s climate and building types, from waterfront homes near Clear Lake and marina districts to commercial spaces along FM 518 and South Shore Harbour. They size systems for humidity control, optimize airflow for Gulf breezes, and coordinate permitting, HOA guidelines, and utility rebates to ensure efficient, code-compliant HVAC results across the city.

League City’s population is 114,392. City center coordinates: 29.5075, -95.0949. Hot, humid summers, mild winters, and frequent coastal humidity drive high cooling demand and indoor moisture control. Global Air Service specifies high-SEER heat pumps, dehumidification setups, and corrosion-resistant components for salt-air exposure. Installations and refrigerant handling meet Texas licensing, TDLR codes, and state energy efficiency standards. In South Shore Harbour, we handle AC repair and seasonal tune-ups. In Tuscan Lakes, we install energy-efficient systems. In Brittany Lakes, we fix ductwork issues. In Magnolia Creek, we replace failing units. In Countryside, we provide rapid HVAC diagnostics. We use recycled materials and sustainable methods whenever possible, reducing waste on every project. Our team supports League City’s community through local hiring and volunteer efforts. For reliable HVAC Contractor services in League City, contact Global Air Service today.

Weather in League City, TX

Heavy Intensity Rain

65 °F

Temperature

6 mph

Wind Speed

94 %

Humidity

Neighborhoods in League City, TX

Things to do in League City, TX

Bus Stops in League City, TX

W. League City @ Shell

League City P&R

FM 646 & Misty Bay Dr.

Victory Lakes Park N Ride

FM 646 & Cross Colony Dr

FM 646 & Bay Colony Dr

CCISD Transportion

23rd St E & Texas Ave

FM 646 & Bay Creek Dr.

FM 646 @ Target

FM 646 – HEB gas station (UTMB/SS Office)

W Bayshore Dr & Jackson Ave

UTMB @ Outer edge

JC Penny @ Outer edge

FM 517 & Video St.

Walker St. & Jag Hollow

FM 646 & Bay Colony Dr

FM 646 & High Point

FM 646 & Brookport Rd.

Dickinson City Hall – 44th St and TX-3

Driving Directions in League City, TX

Driving Directions from Platinum Air to Global Air Service

Driving Directions from Bob’s Air Conditioning, Heating & Electrical to Global Air Service

Driving Directions from Doctor Cool & Professor Heat to Global Air Service

Driving Directions from A-Team’s A/C & Heating, LLC to Global Air Service

Driving Directions from Spears AC & Heating to Global Air Service

Driving Directions from Weeks Service Company to Global Air Service

Driving Directions from Sharpe Services to Global Air Service

Driving Directions from Aairco Service Company to Global Air Service

Driving Directions from Wray’s Air Conditioning & Mechanical Services to Global Air Service

Driving Directions from AirVantage Air Conditioning & Heating to Global Air Service

Driving Directions from Turbo Air Conditioning Repair League City to Global Air Service

Driving Directions from Ricky Crum Services to Global Air Service

Driving Directions from Ready Heating and Cooling to Global Air Service

Driving Directions from All American Mini Split Installers to Global Air Service

Driving Directions from Temperature Solutions A/C and Heating to Global Air Service

Driving Directions from League City Cooling And Heating to Global Air Service

Driving Directions from Vanderford Air & Plumbing to Global Air Service

Driving Directions from Mackey Services to Global Air Service

Driving Directions from League City Heating And Air Conditioning to Global Air Service

Driving Directions from Best In Texas Air Conditioning & Refrigeration INC to Global Air Service

A map of League City, TX

Got Questions?

We've Got Answers

What areas do you serve?
We provide HVAC services throughout Houston and surrounding counties, including Harris, Fort Bend, Brazoria, Montgomery, and more.
We offer prompt scheduling, with many appointments available the same or next business day.
Yes, we handle HVAC needs for homes, businesses, and light commercial spaces.
Our technicians are trained to service and install all major HVAC brands and models.

You can call us at (832) 773-7251 or email Info@globalairservicetx.com to book your service.

Contact Us

Get in Touch with Global Air Service

Call (832) 773-7251 or email Info@globalairservicetx.com for fast, reliable HVAC service in Houston.