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    Looking for a heating and cooling specialist you can trust?
    We’ve been in the business for over 85 years
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    Keep your home comfortable in all seasons.
    Switch to ductless cooling.
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    Is it time for a new air conditioner?
    Replace your AC unit before the summer heat.
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    How clean is your air?
    Don’t let dirty air ducts cause you discomfort any longer
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    Is Your Home Healthy?
    Learn how we can improve your indoor air quality
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Your One-Stop Shop for Heating, Air Conditioning, Insulation, Backup Power & More — Serving the Greater Utica, NY Area for Over 85 Years

Get the Home Comfort You Deserve with Your Local Expert of Over 85 Years

Fred F. Collis & Sons is proud to be the contractor that homeowners in the Greater Utica, NY Area trust with their home comfort needs — and we do it all from heating and cooling to insulation and air sealing...and beyond!

  • "Mike, the sales rep was great. The men that installed my furnace were very good. They also did a follow-up on the furnace. "

    M.D., Rome, NY

    D.W., Clinton, NY
  • "We are very happy with the service."

    R.T., Blossvale, NY
  • "Everyone that we had interaction with on the phone or in person was extremely helpful, showed an honest concern in helping us with getting the new furnace installed quickly, and was just a pleasure to deal with. "

    B.R., New Hartford, NY
  • "We have nothing but praise for your staff and service."

    M.W., Little Falls, NY
  • "Salesman Mike had all the answers and treated my requests as extremely important!! Thank you! Thank you!"

    M.H., Utica, NY
  • "Highly satisfied!"

    R.O., Waterville, NY
  • "Very professional, work was done very cleanly, like nature, so nothing was damaged or got dirty! Very happy!"

    P.M., Whitesboro, NY
  • "Very satisfied, salesman was accommodating. The company went above and beyond our expectations. "

    M.L., Utica, NY
  • "Every time I called with a question or concern my call was answered or returned. When expressing concerns they quickly resolved it. Those things you can not put a price on. Extremely happy with the work completed and looking forward to additional work to be done in the future. "

    D.B., Ilion, NY
  • "Appreciate the efforts put forth by your folks. Jeff, particularly exhibited expertise and a willingness to do all that had to be done to get the job done right. "

    R.B., Clinton, NY
  • "Excellent as usual."

    J.L., New Hartford, NY
  • "Thanks for the cookies. "

    M.B., Rome, NY
  • "Thank you for a job well done, and for your help on everything. We are thankful. "

    M.P., Ilion, NY
  • "I can't say enough good things about the company, especially the crew that worked the job. They were professional, they were a delight to interact with, and extremely skilled at their job. I thought the job might take 2 or 3 days, and they were done in 1.

    J.H., Utica, NY
  • "Always great dong business with Mike and Collis & Sons. "

    M.B., Utica, NY
  • "My expectations were exceeded for the speed in which my new furnace and hot water heater were installed after having no heat since the night before."

    C.W., Whitesboro, NY
  • "We are happy the transition to a new furnace went as well as it did. Thanks for the cookies!"

    F.O., Utica, NY
  • "Everyone was very professional from the salesman to the installers. "

    B.L., Taberg, NY
  • "Barbara at Fred Collis is fantastic she's helping me with the rebate and cool cash rebate. Thank you, Jim."

    J.Z., Rome, NY
  • "Job completed in a timely fashion, area was cleaned. "

    R.V., Utica, NY
  • "Very happy with our new furnace. Also very pleased they fixed our toilet prior to Thanksgiving!"

    B.R., Whitesboro, NY
  • "We were impressed by the installation team's work. Good guys!"

    F.C. - Utica, NY, Utica, NY
  • "Thank you!"

    M.M., Herkimer, NY
  • "Our experience with Collis is, as always, a great one. We called, and Paul called us and then came to discuss our options with us, making sure we understood. There was no high pressure sell, he demonstrated an understanding of where we were coming from.

    K.T., Utica, NY
  • "I had a furnace installed, a hot water tank installed, and all the vents cleaned. Mark, Mike, Jody, Aaron, and James were very professional and friendly and helped make the experience easier to handle. Good job guys!"

    B.S., Rome, NY
  • "We were very impressed with the whole process of our buying the unit. From the professionalism of David to the gentlemen who put the unit in. Will be happy to refer your company to anyone."

    J.L., Frankfort, NY
  • "We met with Dave and he explained all of our options in a very professional manner. Installers did an excellent job!"

    J.M., Whitesboro, NY
  • "Your service is always great!!"

    R.M., Clinton, NY
  • "An older home is a challenge and everyone was very helpful and the results have been excellent. "

    J.B., Utica, NY
  • "I have been a customer for a long time. They are a top notch company. The service techs are great and budget plans are really good. Five star rating. "

    R.R., Blossvale, NY
  • "Excellent. "

    D.M., Cooperstown, NY
  • "I was very happy with the service. Mike was very helpful and not pushy. The installers were great, too! Thank you. "

    V.R., Rome, NY
  • "I was impressed with the neat condition of the work area after job completion!"

    C.M., New Hartford, NY
  • "Very pleased with the project. Installers were on time and did a very professional job. "

    D.C., New Hartford, NY
  • "It took a while because I did not have gas connections to my house. But your company helped me navigate the red tape to make it happen. The furnace is working well and I am learning how to fully understand how the thermostat works! Thanks for your service."

    K.B., New Hartford, NY
  • "A nice company. "

    M.H., Clinton, NY
  • "Your team did an excellent job. They were very professional and cleaned up very well when they were done. They even carried our broken unit out of the house for us. "

    R.D., Marcy, NY
  • "I recommended you to my son. He was also satisfied with your service. "

    F.R., Whitesboro, NY
  • "Could not have been better, a pleasure to work with this company. "

    C.M., Whitesboro, NY
  • "Great presentation. Overall this first time experience was one I appreciated very much. Thank you. "

    C.T., Cooperstown, NY
  • "I'm very pleased with the service I received. "

    J.P., Sauquoit, NY
  • "I didn't need a salesperson. I knew what I wanted. The price was fair and the Collis reputation is excellent. "

    J.G., Richfield Springs, NY
  • "Excellent people and company. Very pleased. "

    A.T., Utica, NY
  • "Everyone has been very helpful and courteous. Over the years I have always had excellent service. It seems something usually needed repair or replacement on a holiday or weekend.

    V.C., Utica, NY
  • "Great experience, would definitely recommend. Thanks again. "

    P.B., Whitesboro, NY
  • "Collis is the best!!!"

    C.H., Utica, NY
  • "I appreciate the all around professionalism from everyone. Mike was excellent- explained everything perfectly and didn't try to oversell me. The installation crew also did a great job."

    B.S., New Hartford, NY
  • "Couldn't ask for anything better. Sales person was great. Very honest, explained everything. "

    V.M., Whitesboro, NY
  • "We are very happy with our new central air. Your representative Mike was very knowledgeable and pleasant to talk with. The service was excellent. I will definitely recommend Fred F Collis to anyone in need of heating and air conditioning!"

    A.R., Utica, NY