Heating & Air Conditioning / HVAC near Port Jefferson

“Tyler did a great job fixing my AC unit, very professional and extremely thorough. Thanks again guys!“

“Amazing service Byron was super super professional and did an amazing job with servicing the ac . Extremely happy with everything“

“They were great. Honest and helpful. Not happy I have to wait 2 weeks for the AC after paying in full but it’s the dealer not you so I’ll live with. I would recommend you guys!“

“Excellent service !!!!! came within 24 hours just like they said
very professional“

“Joe, Christian and his team were amazing! Added insulation and storage platforms to my attic, job was finished very quickly and performed professionally. Would recommend to everyone! Thanks again!“

“Christian is very professional and knowledgeable! He is courteous and friendly. He works quickly and efficiently. Please make a note on my account to send him for all my future maintenance for my HVAC. Thank you!“

“As a first time McIntosh customer, they definitely exceeded our expectations. Service was on time and efficient. Problem was diagnosed quickly and a solution was offered and done right away. Thank you Frank!“

“Put ac in window did a great job even cleaned up everything took all the boxes with them“

“The lady Sara who answered the phone was AMAZING!! Great customer service and great scheduling my spring startup :)“

“Faez and Moses provided excellent service for the replacement of my hot water heater
They were professional courteous and very thorough in replacing the hot water heater
They responded when they said they would and handled the situation great“

“VP Plumbing did a great job. They arrived on time, completed the work quickly and cleaned up the work area. Second time I have used them and I would not hesitate to recommend them.“

“Excellent service! Brian took the time needed to diagnose my minisplit issue, communicate a plan of action and execute on that plan flawlessly. With a lot of sub par hvac technicians out there, Brian is some one you can rely on.“

“Bobby O's has been maintaining the HVAC system in my condo. They do a terrific job in ensuring that I am warm in the winter and cool in the summer. Kudos to Nick!!!!!!!!!!!!!!“

“Excellent communication, peace of mind, and delivered promptly. They have great customer service and they delivered fast. Thank you for being amazing!“

“Billy and his crew went above and beyond for us. They were extremely thorough and even found out the original plumbing wasn’t centered and corrected the issue. True professionals, fast service and great work. Don’t hesitate to call them, they will take care of you.“

“Punctual, professional, fairly priced. We had an issue with The main shut off valve for our home. After contacting multiple other plumbers, this company was the only one out of 3 who was able to identify the issue, Find the shut off valve in the ground and perform the work. Highly recommend these professionals. These guys worked seamlessly together to fix our issues in a short amount of time.“

“Victor and Artie were very polite, responsive, personable and informative. They were very respectful of our home making sure to clean up after work was done. We were so comfortable with our decision to choose them. Added note, our dogs loved them.“

“Outstanding service and very professional! Thank you so very much for looking into the issue with my heat pump! I highly recommend and appreciate them! Thank you so much!“

“Great service for about 3 years until recently when the drivers are backing into my driveway leaving oil stains. I specifically put on my ticket to please not to do that. 3 different times. Will give them time to correct this issue. They really should come clean my drive this summer...

You asked me to contact office. I already have. Plus added a note to my order invoice not to back into my driveway. Your office said my comment wasn't on my ticket and it won't happen again. Im pretty much responsible to try to get oil stains out myself.“

“I found this company through the Smart Oil Gauge app. I have used them for my oil services for about 5 years now and I have never had any issues with their services. Their drivers are professional and always on time.“

“service was great. tech was friendly and knowledgeable will definitely use them again and recommend!!!“

“My mini-split system unexpectedly failed during the week of July 4th, just as temperatures were approaching 100 degrees. I called Danisi Energy, and they treated it like a true emergency. Sales representative Mike and owner Chris responded immediately, had someone at my house that same day, provided a proposal by Tuesday, and completely replaced my Mitsubishi system on Wednesday—all in just three days.

What impressed me most was that I had never done business with them before, yet they made my project a priority and delivered exactly what they promised.

Professional, responsive, and excellent from start to finish. I highly recommend Danisi Energy.“

“Evan at All-Tech installed a new hvac system and furnace to replace our severely outdated and failing equipment. He is by far the most professional, fair, and honest technician we have ever worked with. He stands by his work, is extremely responsive, and we are so happy with our new system. I rarely write reviews, but there are so many companies out there to choose from, and I am so happy we went with Evan at All-Tech for this major project.“

“have had Petro for over 20 yrs very happy with service and repairs performed, highly recommend them..“

“Jason has been servicing my oil boiler at home as well as my HVAC units at my offices for past ten years. He is always professional and his expertise and workmanship are excellent.“

“Very professional and thorough. Answered all my questions and explained in detail what they were doing. Very courteous and would recommend them to anyone needing the services they offer. In these times it’s nice to come across a well run family business who takes the time to explain the scope of work and their pricing.“