Get matched with top geothermal heating or cooling system installers in Malverne, NY

"I enthusiastically recommend this company. Mehmet was always prompt for appointments and texted to let you know he was on his way. His crew worked from 7 am to 7 pm and got our new central A/C system installed in one day during a heat wave. Very professional outfit, polite and cheerful to have around."

"It was a pleasure to have a person like Mr. Freeman to do the job he did. Certainty knows his business and was methodical in his workman ship. He went through the whole install and reviewed with us on the operation of the system. We need more like him especially with the work ethic he displayed. .....accolades also go to his helper......truly an asset to his company....thank you"

"I was very happy with my service call today! The repairman, Scott, was knowledgeable and pleasant and wore a mask and gloves throughout., so I felt safe, despite the pandemic. He serviced both of my central air systems and diagnosed the problem with the malfunctioning one and fixed it. By the time he left my house was already a much more pleasant place to be!"

"Replaced old outside air Condenser and attic Air Handler with new updated equipment and refrigerant. Dan and Joe did incredible job on probably the hottest day of the year and got the job done fast. They were extremely effcient and and showed great professionalism and honesty. They made repairs in the system that they felt was needed to enhance my new system without charging me for the extra work. I'm sure that another installer would not have bothered to do that. They were very respectful of my Home and took great care to be clean and safe. I highly recommend this company."

"Extremely satisfied & pleased with the work performed by Elm. Eric, Rob & Jesse were great on the installation – on time, neat, careful to show us the status as they went through the job. Have already recommended Elm to neighbors who expressed interest. Scott was great on the initial review & estimate & Cathy in the office was extremely helpful as well. Thank you to the whole Elm Team!"

"Mark and Serge were prompt, professional, and performed quality service. We were away when there was a problem with our AC units and they were able to work with our house sitters--and me remotely--to quickly get the AC up and running again as well as alerting us to an issue with our Nest thermostat. Panda is our go-to service for all our HVAC needs."

With over 20 years of hands-on experience in the plumbing industry, and 14 years in HVAC I bring a strong foundation of technical expertise, problem-solving, and customer-focused service to every project. Over time, I expanded my skill set into HVAC, working extensively in both commercial and residential environments.\nI specialize in heat pump applications, including installation, maintenance, and system optimization for energy efficiency and long-term performance. My background allows me to approach each job with a comprehensive understanding of how plumbing and HVAC systems work together, ensuring reliable, high-quality results.\nI take pride in delivering dependable service, clear communication, and workmanship that stands the test of time.

I have been doing plumbing and hvac work for 10 years. I have multiple licenses and very reliable and professional