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A Family Tradition Since 1949

When it comes to indoor comfort and air quality, your family or business deserves only the best. Most importantly, you want a quality air conditioning and heating system that provides value as well as comfort.

Lieber Mechanical LLC offers commercial and residential AC repair and HVAC service in Oklahoma City OK.

Lieber Mechanical is proud of 72 years of high quality service in the Oklahoma City metro area, providing residential and commercial customers with complete sales and installation of heating and air conditioning systems.

If the temperature in your home is not comfortable, then you need a professional to take a look at your HVAC system and get it running again. If you suffer from allergies, we offer excellent air quality systems at affordable prices.

Lieber Mechanical provides AC repair and service on all makes and models and offers a “Planned Service Agreement” to keep your home system running efficiently and cost effectively. We are family owned and operated, and a proud member of the Air Conditioning Contractors of America, International Ground Source Heat Pump Association, and a Lead Safe Certified Firm.

If you’re suffering in your own home or office, don’t hesitate to call us at (405) 265-4695 for immediate attention to your HVAC needs.

When it comes to indoor comfort and air quality…

Your family deserves TOTAL LIVING COMFORT!


Our Services

We specialize in new construction, and no residential or commercial job is too big for the professionals at Lieber Mechanical.

About Our Company

Since 1949, we have been family owned and operated, serving our customers in the Oklahoma City area.

Our Products

We sell equipment ranked among the best in the industry. We can look at your particular needs and find the best solution!

Lieber Mechanical LLC is proud to be an independent American Standard dealer, offering the top rated HVAC products on the market.


You can always depend on the reliability of American Standard. Since 1881, we have built systems that deliver quality heating and cooling during your family's most precious moments.


American Standard creates smarter solutions that improve the lives of our customers and our environment. Our sustainable heating & cooling products help reduce our energy footprint.

Home Comfort

Our goal is to create the perfect heating and cooling system for your family. We evaluate your home and design a system that best fits your needs, as well as one the fits your budget.

Air Quality

American Standard’s line of indoor air quality solutions help keep your air cleaner and fresher. We offer plenty of options to improve your air quality from humidity and allergens.

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