About Us
We have remained a leading HVAC contractor in the Long Island area for 40 years by selling the best products and services available at a reasonable price. We always strive for 100% satisfaction for all customers. By accomplishing this, our customers recommend us as the premier provider for all their comfort needs.
An Angie’s List Super Service provider since 2008
Testimonials

Lori K.
5 star

Patricia A.
Installation of a two zone Central Air Conditioning Systems in our home. After researching several companies and getting estimates we decided to go with Suffolk Systems to install a two zone HVAC

Donna F.
I used services by Suffolk Systems for air conditioning systems. They replaced three condensing units with matching variable air speeds and two air handlers evaporators. They work amazing. They

Lawrence W.
Assessed AC cooling problem and replaced contactor. One of our ac units was not working. I called and got an appointment the same day (it was a very hot day!). The technician showed up on time,

Diane S.
There are few professional, honest and thorough HVAC specialists. Suffolk Systems and all the folks I dealt with there were among those few out there. Short version is they replaced the melted

Lynn S.
They installed a ductless air conditioning system. I interviewed 3 providers. He did have the middle range on the quote, and he explained everything thoroughly, how and what they were going to do.

Lloyd C.
Installed a water heater and did an estimate. I originally called them in for an estimate on an extension of some heating ducts into another room. While the guy was here he observed that my water

Amanda A.
The Central Air System in my home was leaking water into my basement. I called the company because of the leaks and I got a response right away. They were on time and did a great job which was

Don T.
They installed a new energy efficient system, but I kept the existing duct work from my old system. Bob came & gave a complete evaluation, measuring all rooms & outside too, then gave me a price.

Jillian H.
We were having central AC put in to cover most of the house (based on our budget). A formal blueprint was prepared (free of charge because Michael is an engineer and knows this is necessary in order

Edward V.
Complete central AC system installed, condensing unit, air handler, and line set. The job went smoothly and was completed in 1 day. Mike’s crew was very professional and works very clean. There

Susan H.
Major work done to heating and a/c system. I have been dealing with Suffolk Systems for several years and have nothing but the best things to say about them. Everyone, beginning with Lori who is

Nicholas T.
Rockville Center, NY 11570 They installed a new 5 ton Central A/C unit and Air Handler. The Air Handler was installed in a new location and they reconfigured all my duct work in the

David F Mor
Very good quality work and installers didn’t leave a drop of dust inside or out. It looked like no one had been

Patricia S.
excellent! danny, the serviceman, was punctual, clean, willing to listen and offer a resolution he was not bothered at all…patient, explained in detail so i understood exactly what he was

Elizabeth V.
Danny was very professional. Did the job until it was complete. Showed up on time. Would hire them again. Though the price was high and we weren’t expecting to have to pay so much, I am not sure

Joan A.
When my cooling system stopped working, I called Suffolk Systems, and Lori sent a serviceman over to check on the problem that very day. The serviceman discovered the problem and fixed it

Stan S.
I could not have asked for a better experience. Mike and his crew were the epitome of capability, professionalism, punctuality and cleanliness. The A/C system was installed, as proposed, with a

Geralyn R.
Suffolk Systems employee’s , Dan & Matt, were punctual and professional. Dan diagnosed the problem as being a circuit board in the compressor. The board needed to be replaced. It took a few days

Errol P.
One zone in my home stopped blowing cool air. Suffolk systems quickly diagnosed and repaired the problem. The tech was very professional and offered additional information to help me avoid future

Emina L.
They came a smidge late (but they did call to say they would be late..) It turned out that the compressor needed to be replaced, not repaired, but the estimate of the replacement was a bit too much

Jonathan E.
Very impressed and happy with the central air conditioning unit. Lori was great and very responsive. She went above and beyond to accommodate our schedule for the installation. Everything went

Rosemarie C.
In April 2015, we hired Suffolk Systems to install a new central air system and install a/c ducts, and vents in our home. From start to finish, Suffolk Systems did a fabulous job. First off, Mike

Mary G.
It went very well. They returned my call the same day and scheduled an appointment within 5 days. Matt showed up almost on the dot. He was dressed neatly and was very professional in his discussions

Linda R.
FANTASTIC! Very responsive…received a phone call with 30 minutes on the weekend. Scheduled an appointment. He arrived exactly on time and was able to figure out the problem immediately. They gave

Arthur G.
I cannot say enough good things about Suffolk Systems. From the quoting process to finishing the installation, they were a pleasure to work with. My 20+ year old 2 zone central air system was finally

Michael T.
Crew began work promptly and handled all aspects of job efficiently.with exceptional clean-up on same

Jodi R.
I’m so impressed with Danny and the other gentlemen that was here (sorry i forgot your name!) Danny came last week for an estimate, we talked about what I wanted and he came up with the perfect

Dawn K.
Suffolk Systems is fantastic. Lorie is so great to deal with, extremely friendly and responsive. Both times, the issue was difficult to diagnose, but they were persistent and kept at it until it was

Muraai V.
Suffolk scheduled an appointment for the morning after we called, came promptly and were professional and dealt with the issue promptly. They needed to replace a valve and rather than postpone the

Carol N.
Had my yearly service done on April 25 2016 n told Dan that at the end of 2015 noticed that the units were not air conditioning only heating. Very quickly found the problem. A few days later Lori

Lillian S.
Mike first came to our house to give us an estimate. He was on time and very nice. He measured everything and came back with a quote the next day. He was not pushy at all and answered all our

Patrick H.
They arrived on time and finished 2 hours before they estimated. The system works flawlessly, they took away the old unit. You would never know they were there. I hope I don’t need them again, but

Robert S.
We recently moved into this house and this company is new for us. Even more impressive is that we are new customers and got such a rapid competent

Mark G.
From beginning to end it was a pleasure dealing with Suffolk Systems. Lori was always responsive in following up scheduling and paperwork. Dan was always punctual in setting up initial call for quote

Patrick H.
They were somewhat flexible regarding time and date which was understandable considering the heat wave at the time. They came on time, finished early, were polite and helpful. I hope I never need any

Brad W.
Suffolk Systems was very communicative throughout the process starting with sending me quotes and through completion of the job. There was one small hiccup beyond their control regarding a piece of

Michael S.
Excellent Service. Most professional inspection and estimate. Work was clean and thorough. Dan is a great

Joseph T.
Very smoothly. Dave the installer found a problem with our flue from the burner to the chimney. It was rotted and could have been fatal. He taped it temporarily and came back to replace the flue. In

Robert Z.
I found their Technicians to be, courteous, efficient, and professional and would consider them for future plumbing and heating

Ari P.
Easy, informative and no

Andrew B.
I brought in several companies to provide an estimate to replace my existing 20 year old central AC system with a brand new system. The bottom line is Suffolk Systems stood out from the other

Andrew V.
They are great, very good. I have used them twice. I would use them again. It took about a day to fix the problem. They went down to local parts distributor and he did not have the part. They went

Cathleen C.
Danny was terrific and so was Lore who I spoke with on the phone too. Professional, courteous, on time, clean – Everything I would have hoped

James M.
What an amazing transition and it was worth every dollar. After interviewing other HVAC contractors, I confidently selected Sufffolk Systems Inc based upon Dan’s expertise and added recommendation

William B.
In mid-May Suffolk Systems replaced both the condenser and air handler units of my aging central air system, made necessary modifications to existing duct work to accommodate the new equipment, and

Kevin E.
All work was performed according to the quote provided. My wife and I met all installers (special thanks to Matt and Dennis) plus one of the principal owners Mike. We spoke with the other owner Lori

Susan N.
It went really well. The level of professionalism exhibited was unparalleled. You really don’t find people that take pride in their work. The gentleman that came over did an excellent job. Unlike

Demitrios M.
It went great! The technician came out and within minutes had diagnosed the problem – a blown fuse at the blower. He quickly changed it and had the system up and running in no time. He mentioned

David L.
Dan the technician and Lori the scheduler are the greatest. Dan is a genius and always figures out whatever is going on, no matter how hard he has to work to do it. He is patient and explains

Jane and Mark A.
Suffolk sent a technician out to us but he got delayed on another job. Upon his arrival and look-see at our unit, the fan to the outside unit had rusted and snapped off. They needed to replace both

Joe C.
Suffolk Systems was simply top notch from start to finish. My experience was fantastic! They knew what they were doing, worked very efficiently, were very thoughtful, has reasonable costs and made

Ilya D.
They were fast, professional and knowledgeable. Would use

David F.
Very good quality work and installers didn’t leave a drop of dust inside or out. It looked like no one had been

Wenhui Z.
We had a very good experience with Suffolk Systems Inc through the whole process of our project to replace an old A/C. They were prompt to come for the initial check, send proposal of the project

Kirk H.
Scheduled appointment for quote. Showed up on time. I received 3 quotes for the work. One was much higher than the other two. Suffolk and one of the the other two were very comparable in price. The
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