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Interior Design

Theriots Heating & Air

Keeping Louisiana Cool Since 1999

Our certified technicians provide quality heating and cooling services to businesses and residents in the Baton Rouge, Ascension, St. Francisville, Port Allen, and Livingston areas.

Professional Services

Air Vent Cleaning

HVAC Installation

If you’re looking for HVAC installation done right, call Theriot's. While keeping your budget in mind, we'll make it easy as 

  1. Discussing Budget 

  2. Help Pick Out Most Beneficial HVAC System For Your Needs

  3. Install Your System 

AC/Heat Repairs

Whether the goal is to stay warm or cool, our technicians can make sure we have you prepared for the random weather changes that Louisiana loves to throw at its residents. 

Fixing an Air Conditioner

Equipment Replacements

When you are ready for a new HVAC system or need replacement parts for your current one, we have everything you need. From high-efficiency air conditioners to new heat pumps, we have everything you need to keep your home or business at exactly the right temperature.

Annual Maintenance Contract

Get the most out of your unit by having us come out twice a year for routine servicing with our convenience maintenance contracts. Opting in ensures longevity out of your unit and a peace of mind for you. 

Signing Contract

Robbie is honest with his customers. He does a great job and can be trusted. When I was in Real Estate I always recommended Theriot’s and my clients were always happy with the service they received.

Anne Ancelet