Who We Are

Quality Without Compromise

Since 1929, Kotz Heating, Cooling and Plumbing has been serving the residents of Oakland County, MI. Our reach has grown over the years, and now includes Clarkston, Birmingham, Royal Oak, Walled Lake, Oxford and the surrounding areas. For nearly 95 years, Kotz has faithfully provided the highest quality heating, air conditioning, plumbing, indoor air quality and water treatment services. Our reputation is well-known for delivering customer-focused home comfort services provided by the highest caliber of professionally trained staff. In fact, we have been consistently voted a top HVAC contractor, plumbing company and family owned business in the “Best of the Best Contest” for several years running. 

Whether the job is large or small, your 100% satisfaction is our goal – guaranteed! We want your business, and we want you to confidently refer Kotz Heating, Cooling and Plumbing to your friends and family. Contact Kotz today for your home comfort system needs, including sales consultations, installations, service and maintenance for these products/services:

  • Heating and air conditioning
  • Boilers and water heaters
  • Gas piping
  • Radiant Heat
  • Indoor air quality and ventilation
  • Plumbing
  • Water treatment and filtration—including water softeners, reverse osmosis and whole house filtration

Kotz technicians are North American Technician Excellence (NATE) trained and certified, and are provided ongoing training opportunities to stay up to date with industry standards. Since NATE is the nation’s largest non-profit certification organization for heating, ventilation, air conditioning and refrigeration technicians, rest assured our personnel are fully qualified to deliver the highest level of professional HVAC services. 

We offer two ironclad guarantees:

  • 100% Satisfaction Guarantee. 
  • 100% Money-Back Installation Guarantee.

Expect the Best with Kotz:

  • Professional Sales Consultants
  • Dedicated Field Technicians
  • Friendly & Helpful Customer Service Representatives
  • Honest & Dependable Services
  • Reliable Products From Trusted Manufacturers
  • Up-front Pricing with No Hidden Surprises

Our customers agree. For professional and quick service, call Kotz! 

From the first contact with our office staff to the technician in your home, we guarantee your satisfaction. Whether heating, cooling, plumbing or indoor air quality, we can help. Call today to schedule an appointment with one of our highly qualified staff.