About QLS -



QLS Services, Inc. began in 1996 with a focus on providing Air Conditioning, Heating and Ventilation to its customers with a superior service at a good value. Although that focus has never changed, it quickly found a niche
maximizing the performance and efficiency of buildings and homes through mechanical upgrades, insulation and weatherization. We are a participating company with Austin Energy to execute Home Energy Savings upgrades, based on the Department of Energy Guidelines.

Heating and Cooling Units
Our staff have worked with everything that's out there. So, rest assured that we have the knowledge to service even the toughest units. 


Duct Cleaning, Repair and Replacement

It seems like just about everyone suffers from allergies in Austin. Air duct cleaning can significantly improve the indoor air quality in your home or business, simply
​by removing the build up in your air ducts. 


Energy Audits

Interested in improving your home or business to be more energy efficient?
Want to qualify for the City of Austin Energy Rebates? There's more to it than better windows and weatherization.
​Here's what we recommend for improving energy usage, lowering your bills, and making sure your home is doing everything it can to run efficiently: