Koch & White is Washtenaw County’s largest heating and air conditioning service company. We support all residential and commercial heating and air conditioning equipment. Koch & White is highly recommended by Carrier. We’ve received multiple awards for service excellence. So no matter what the weather does, we have what it takes to keep you comfortable.
KOCH & WHITE. TRUSTED SINCE 1934.
Carrier Factory Authorized Dealer (FAD)
The FAD seal of approval means Koch & White has met Carrier’s rigid criteria for quality. Carrier offers consumers a 100% satisfaction guarantee when you purchase your Carrier equipment from a Factory Authorized Dealer. It’s your guarantee of an air conditioning and heating system that will provide you with superior comfort and performance, as well as worry-free maintenance.
NATE Certified Service Technicians
Koch & White employs NATE certified service technicians. North American Technician Excellence (NATE) is the leading certification program for technicians in the heating, ventilation, air-conditioning, and refrigeration industry and is the only standard supported by the entire industry.
Scheduled Maintenance 10-Year Equipment Warranty HAVC Parts
“Koch & White is a key resource for creating your ideal home or office comfort system. From design to installation, we have the expertise to make any living or working space more comfortable to inhabit.”
— Randy Breier, President