Get matched with top heating and air conditioning pros in Smithtown, NY

"Excellent service,knowledgeable,fast,reasonable price, I highly recommend to anyone that needs HVAC services."

"Eric and his crew were fantastic. Arrived on time, did exceptionally neat work & were extremely professional. We would highly recommend Eric for any HVAC work."

"I had a great experience with this company. Spoke with Joe who was very informative and helpful with my decision to install 3 mini split units. Joe was fair in price for this job, and was prompt and responsive. Work was done in such a timely manner and I am so happy to get this done finally!"

"The technician was on time and was very thorough and efficient. I was very pleased with the results."

"Kyle installed my AC system in 2023 and I have nothing but good things to say about him and his company. I had him come back recently to trouble shoot my heating system and he really went above and beyond what I expected. I would recommend this company for any of your HVAC needs."

"Everyone from the owner of the business down to the technicians were very professional, cardio, and thorough Any questions that I had, they answered completely, and in a language that I understood. I would highly recommend just chillin!"

"Jonathan and his crew were very professional. There were no hidden costs. Quoted price, installed on time, cleaned up and made sure everything was working accurately. I would highly recommend them to anyone looking for HVAC work. I was very impressed by their quality."

"Beautiful professional job. Could not be more pleased with the work. Ducts and dryer vent were filthy and have been wonderfully cleaned. I wholeheartedly recommend this business and will use ongoing."

"Mr Chortani is a real professional. He is reliable, honest and knows what he is doing. I spent two days with him while he replaced my boiler. He thinks first then does what must be done without making any mistakes. He does not waste time or material. He did exactly what he told me he would do. All contractors should be like Mr Chortani. If you need "The Best" go with Chortani Services HVAC. Thank you Mr Chortani!"

At KS Mechanical Services we take great pride in our experience, expertise, quality and customer service we provide to meet the consumer?s needs. It is our mission to provide excellent workmanship and complete customer satisfaction from start to completion of a project. In order to understand the needs and expectations of our customers, we take great care to work and communicate with every customer in a professional manner. KS Mechanical's expertly trained staff will work with you to design new systems for your home or office to keep within your budget. Our reputation is based on service, safety and quality, regardless of how large or small the job. **10% SENIOR CITIZEN DISCOUNT **FREE ESTIMATES FOR NEW INSTALLATIONS AND REPLACEMENTS **FINANCING AVAILABLE