John Betlem Heating & Cooling, Inc. believes our best reviews come from the people we serve – our customers. We encourage you to talk about your experience with us. Please review the testimonials below to see for yourself what other customers are saying about the services we offer. Then click the links here to leave one of your own!


"Always happy with John Betlam. I know I can depend on you in an emergency. Thank you for being there."

D.M. - Rochester, NY


"Robert is an outstanding service technician. We have had Robert service our furnace for many years. He is always polite, friendly, courteous, and never leaves a mess. We hope to see him for many more years."

C.T. - Henrietta, NY


"Your service team is very knowledgeable and are always competent, knowledgeable, clean, and neat. Scheduled work is done as scheduled and on time."

T.K. - Rochester, NY


"Rosa made a great first impression. She is the number one reason I went with your company. She deserves a raise in pay."

C.S. - Pittsford, NY


"All great experiences with the technicians. The most recent visit, our technician was especially skilled, as our furnace has never performed this well. The house feels warm all of the time, it's wonderful. "

A.S. - Pittsford, NY


"Thank you for your services!"

G.G. - Rochester, NY


"You have a life long customer. Problem is that I am 78. "

C.S. - Williamson, NY


"I just want to say we had Mike for our Technician since we had the Furnace installed & he is excellent. I will wait for him, if I have to, for any service I have to have done. He checks everything & I never have a problem after he leaves. I recommend Mike & John Betlem to everyone I can, just a outstanding company & Technician. Thanks so Much."

C.G. - Rochester, NY


"The technician from your company was professional and extremely helpful. I would highly recommend Betlem to friends and family. "

M.Y. - Pittsford, NY


"Came promptly to resolve our issue (same day). Quickly assessed situation and reviewed all repair options short and long term. Immediately proceeded with a custom fix of the problem. "

A.K. - Victor, NY


"Everyone is always so accommodating at John Betlam. Polite and professional and always good about follow up ."



"Follow up was also excellent and timely."



"I got a new furnace and AC in 2015 and a full-house generator in 2017. I couldn't be happier with the Betlem personnel and the service they provide. I look forward to continuing my relationship with John Betlem Heating & Cooling."



"Very timely installation and everyone was friendly. "



"Good. "



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Video Testimonials

Welcome to John Betlem Heating and Cooling, Inc.

We are pleased to announce that Lang Heating and Cooling has merged with John Betlem Heating and Cooling, Inc. and we are now conducting business together under the name John Betlem Heating and Cooling, Inc.

John Betlem Heating and Cooling, Inc. has been a family owned and operated business serving the Rochester area for over 75 years, and we proudly hold similar values and philosophy for doing business that you have come to expect with Lang Heating and Cooling.

If you are a Lang Heating and Cooling customer, we will honor all present Service Plans with the exception of oil, as well as all warranties on previously installed HVAC equipment from Lang Heating and Cooling. Though we will now operate as one company, you can rely on the same professional working relationship you have always enjoyed.

If you have any questions or concerns, please call us at 585-271-8888. For those of you in the 315 area, please be sure to include 585 to ensure we receive your call. We look forward to providing you with the excellence and quality you deserve!

Thank you,

Kathy Betlem, Vice President