Heating, Cooling & Ventilation Services - Serving all of Michiana - Residential, Commercial & Industrial

Heating & Cooling


Schedule your air conditioner, furnace, boiler or heat pump for preventative maintenance and tune-up.


Call us now to get your comfort back. A service technician is on call and ready to assist you.


Get a quote for replacement and installation of heating and cooling systems, including heat pumps and geothermal.
HomeAdvisor Screened & Approved

Licensed & Insured

CO19900013 - PC19700254
Better Business Bureau A+ Rating

Serving All Of Michiana

South Bend
Notre Dame
We are Michiana's only Mitsubishi Preferred Diamond Contractor

Diamond Comfort System

Room by room temperature control
Whisper-quiet operation
Odor & Allergen filtration
No more hot or cold rooms
Turn OFF unoccupied rooms
Up to 40% more efficient than central air


Keep your space comfortable through the cooler months of the year. The team at Cavinder provides a full heating and ventilation service to evaluate and diagnose heating issues in your home, office, and building.
Michiana Heating Services
Preventative Maintenance
Diagnose & Repair
Replacement & Installation

We service and repair all types of heating systems.

No matter the size, shape, and complexity of your heating, Cavinder can help.
Had a funace and air conditioner installed by Cavinder Mechanical. I was very pleased with the installation and have had no issues since. I highly recommend them.
S. S. - Granger, Indiana
New Furnace and Furnace Repair
Gas, Electric, and Oil Furnaces
New Boilder and Boiler Repair
Boiler and Radiant Heating Systems
Commercial & Residential HVAC

No matter the size, shape, and complexity of your heating, Cavinder can help.


When it gets hot outside, relax in the comfort of your interior space. The technicians and installers at Cavinder Mechanical are ready to get your a/c system running again or replace it with a high-efficiency air conditioner.
Michiana A/C and Cooling

We've got your A/C and cooling covered.

Get a quote for maintenance, repair, and replacement for your A/C Unit.
Preventative Maintenance
Diagnose & Repair
Replacement & Installation
We had an old unreliable boiler that kept breaking down this winter. We had it replaced by Cavinder and haven't had an issue since. Thanks guys!
C. S. - Bremen, Indiana
Air Conditioning Install and Repair
Air Conditioning
High Efficiency A/C Systems
Ductless Mini Split Install and Repair
Ductless Mini Split
Single, Double, & Triple Zones
A/C Services for Home, Office, and Buildings

For air conditioning in spaces large and small, Cavinder can help.

Combination Heat & Cool Systems

Heat Pump Install and Repair
Heat Pump
Staying comfortable year-round isn't difficult with a reliable, high-efficiency heat pump. We provide service and repair for all makes and models of heat pumps.
Geothermal Services
Our team of highly trained a/c experts are ready to help you get comfortable again in your home.

Air Quality & Control (IAQ)

Modern homes are built with energy-efficiency in mind. While that’s great for your budget, it’s not good for the health of your home's air.
Building codes have steadily made homes more airtight to keep conditioned air inside and unwanted allergens and pollutants out. But comfortable, healthy air isn’t the only thing trapped in your home. Pollutants are also trapped inside. These pollutants can lead to allergies and other respiratory health issues. Not to mention they make you feel less than your best.
IAQ - Air Quality for Home and Office

Modern comfort with ease.

We can create a dynamic system for heating and cooling your space for the ultimate comfort experience.
Preventative Maintenance
Diagnose & Repair
Replacement & Installation
Thermostat Installation
Analogue & Digital Thermostat Install
Humidifier Installation
Whole House Humidifiers
Air Purifier Installation
Air Purifiers
Germicidal UV Lights
Air Cleaner Install
Electronic Air Cleaners
The Air Filter Upgrade
Energy Recovery Ventilation Install
Energy Recovery Ventilation
Indoor/Outdoor Air Exchange

Custom Ductwork Specialists

We design and build all of our duct systems to provide optimum airflow needed to properly and quietly heat and cool your home or building.
Improperly installed or poorly-designed ductwork can negatively impact your heating and cooling systems' efficiency.
Duct Services - Install and Repair
Your Comfort In Your Control

Safe, pure and on-demand air for a healthy environment.

Unsure of what type of HVAC system you have or need?

A technician can determine a heating, cooling, and ventilation system to answer your questions.

Common Heating & Cooling Questions

FTL Finance

Financing available

Offering convenient fixed interest rate financing for residential HVAC.
Apply Now

Incredible Job. Clean, Quick and Efficient. I highly reccommend Cavinder.
T. M. - Granger, Indiana

Contact Cavinder

Request A Quote
Get In Touch
Emergency 24/7
(574) 633-4557