starburst

"We Take a Step Back In Time When

It Comes To Personalized Service”

LOGO
24-blue

NRG Mechanical, LLC is a fully licensed, bonded, and insured HVAC specialist that has been serving the St. Charles, MO and surrounding areas for over 25 years.

When you need professional service, call us!

Our company gladly services all heating and cooling brands.

We repair, install, and provide routine services for your HVAC equipment as well as duct cleaning. Our owner-operated business is happy to meet your needs when you need us most, guaranteed.

 •  2nd opinion on condemned equipment

 •  FREE estimates

 •  Custom solutions

 •  Same day service

 •  24-HOUR EMERGENCY service

We take a step back in time when it comes to personalized service!

There are many reasons to choose

NRG Mechanical, LLC

HVAC

REPAIR

INSTALLATION

CLEANING

AC / HEATING

SERVICES

EXPERT

Air Conditioner Repair Air Conditioner Installation Duct Cleaning Heater Repair