(985) 338-1188


Trusted AC repair company with over 20 years experience servicing Slidell.

hvac repair

Professional AC Company

Air conditioning doesn’t just keep you cool — it also improves indoor air quality and helps protect the health and wellness of your employees or family year round. In Louisiana, where heat and humidity are facts of life, a malfunctioning AC system is no mere inconvenience.

With over 20 years in the business ZMI is here to handle all of your air conditioning repairs in Louisiana quickly and efficiently. You can trust that we’ll make your employees or family’s comfort our top priority.

On-Site Experts & Services

Keep your family cool and comfortable year round! Contact ZMI as soon as you have a heating or cooling problem.

Repair & Maintenance Services

For the best AC repair in Slidell, look no further than ZMI Heating & Air Conditioning. With multiple service plans aimed at providing top-rate residential and commercial maintenance, we keep your property comfortable and your costs low. And with our experience, we’re the top source for AC repair in Slidell.


Is your AC system making an odd rattling noise or funny smell? Or is it not running cool enough? If so, you shouldn’t waste your time trying to guess what it could be. At ZMI Heating & Air Conditioning, our AC repair technicians have the knowledge and experience to diagnose your AC issue quickly and correctly. When you contact us for air conditioning repair, we will check each and every system component, including compressors, cooling coils, ductwork and refrigerant levels. Once our inspection is complete, we will give you a detailed report of our findings before taking any action. Our promise is to fix the problem right the first time with minimal disruption to your family’s routine.

HVAC Repair Service

AC & Installation Repair Services

Having a problem with your AC System or need one installed? Call us!

hvac repair

AC Refrigerant Check & Refill

HVAC Installation

HVAC Repair Service

AC Installation

HVAC Installation

hvac installation contractor

AC Repair

HVAC Installation


ZMI’s AC repair team strives to help you save money throughout the year. If you do need a new unit, you can rest assured that ZMI will help you pick a system that’s both effective and energy efficient. As an EPA compliant company, we offer a full range of Energy Star products that can offer enhanced comfort while reducing your monthly electric bills.

Years in Business

Happy AC Service Customers

hvac installation contractor

ZMI is the best HVAC installer we have ever worked with before. If you want professional work done at a great price then these are the guys for you.

– John Wilson

hvac installation contractor

We need our AC repaired and we were in a pinch and ZMI came out and fixed us up really quick. They are the best HVAC company we have ever worked with. Highly recommend them!

– Sarah Morgan

hvac installation contractor

Our business had an issue with its HVAC unit and ZMI was able to come install a new unit that simply outperforms our old one. We also have noticed a savings on our energy bill. Don’t hesitate to call ZMI.

– Ray Johnson

Full Service AC Company

Satisfaction Guaranteed


Mon: 9am – 5pm
Tue: 9am – 5pm
Wed: 9am – 5pm
Thu: 9am – 5pm
Fri: 9am – 5pm
Sat: Closed
Sun: Closed

Serving the Northshore area including Mandeville, Covington, Lacombe, and Slidell.