Trusted Heating & Cooling Experts
in Leander and Surrounding Areas
Call or Request Service Online Today!
Trusted Heating & Cooling Experts
in Leander and Surrounding Areas
Call or Request Service Online Today!
Heating & Cooling
MLD Services provides expert HVAC installation, repair, and maintenance for Leander homes and businesses. Count on us for efficient, reliable comfort solutions tailored to your needs—all backed by professional service and trusted experience.
Indoor Air Quality
Breathe easy and stay healthy by improving the indoor air quality in your Texas home. We offer a variety of solutions to reduce dust, dirt, allergens, and other contaminants inside your air ducts and inside your home. We have the solutions for cleaner air.
Commercial HVAC
We provide the highest quality service for all of your company’s HVAC commercial cooling and heating needs. From repair, maintenance, and replacement, our HVAC professionals work with all makes and models so you can count on us for your commercial HVAC needs.
New Construction HVAC
Let us help you implement the best-suited system for your new construction project. Involving our team from the very beginning will save you huge costs along the way. We're available to guide your choices and answer the questions you may have about your build.
The HALO-LED™ Whole Home In-Duct Air Purifier uses our new revolutionary REME-LED® technology to help protect the air for you and your family from harmful contaminants. REME-LED® provides a longer product life with improved energy efficiency, zero ozone creation and no mercury (sometimes found in traditional UV lamps).
MLD Services
Since 2009, MLD Services has been Leander’s #1 choice for quality air conditioning and heating system installation and repair. Our expert technicians are highly trained and certified to provide the superior service and dependability you can count on, so that you’re guaranteed to live and work in comfort throughout the year.
Whether you require installation, repair, or maintenance, our technicians will assist you with top-quality service at any time of the day or night. Take comfort in knowing your indoor air quality is the best it can be with MLD Services—Leander’s solution for heating, air conditioning, and ventilation that’s cooler than the rest.
Awards and Certifications
Customer Reviews
We love hearing from our customers! If you've had us work on your HVAC system we would love to hear from you too.
Air Conditioner Repair in Leander, TX 78641
September 21, 2025
“I contacted MLD on a Sunday afternoon when my AC went out. Their technician, Austin, was prompt, professional, and friendly. He had our Unit repaired in 30 minutes! Their communication, pricing and expertise were all above expectations! I highly recommend MLD and will definitely reach out to them for any future HVAC needs.”
- Ashley F.
Air Conditioner Repair in Leander, TX 78641
August 26, 2025
“Had water leaking from my indoor unit. I was able to schedule super fast with Dallas and the technician Austin was able to fix the problem with ease. He vacuumed the work space and was very professional. Highly recommend and will use again!”
- Jeff L.
Air Conditioner Repair in Leander, TX 78641
May 2, 2022
“Braden arrived much earlier than expected, gave an honest accurate assessment and was able to repair right away. Thank you for such awesome work! I have saved your contact in my phone as "AC Repair" because that's all I need to have on hand now :)”
- Laurie F.
Our Most Recent Articles...
Why Is My AC Running but Not Cooling? A Diagnostic Guide to AC Tune-Ups
Why Your AC is Running Constantly But Not Cooling Your air conditioner is running nonstop, but the house still feels warm and sticky. At MLD Services, we know that when locals search for reliable home maintenance tips and troubleshooting, a constantly running air conditioner that provides zero relief is usually at the top of the…
Understanding AC Tune-Up Mechanics: A Diagnostic Approach for Homeowners
Navigating Cooling System Performance and Diagnostic Thresholds Your air conditioner is running constantly, but the rooms in your house still feel warm and clammy. You adjust the thermostat, wait an hour, and realize nothing has changed. When faced with a struggling cooling system—especially when it fails to produce a standard 15 to 20-degree temperature drop…
The Complete Guide to AC Troubleshooting: When to Fix It and When to Call a Pro
Identifying AC Issues Before They Escalate Your air conditioner is running nonstop, but the house still feels warm, and that subtle rattling noise from the vent is not going away on its own. When your cooling system underperforms, you need reliable home maintenance tips and troubleshooting strategies to figure out exactly what is going wrong…
We Service All Brands
We Service All Brands
