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best HVAC company in Long Island

Are you tired of unpredictable and soaring utility bills? At Always On Energy, we understand that heating and cooling are the biggest factors in your monthly energy budget. Serving Long Island, our mi...

4+ Services
4 Star Rating
100% Satisfaction
Trusted Professional Service
Rating 4 / 5 Stars
Availability Fast Response
Specialty Local Business
About best HVAC company in Long Island
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About best HVAC company in Long Island

Are you tired of unpredictable and soaring utility bills? At Always On Energy, we understand that heating and cooling are the biggest factors in your monthly energy budget. Serving Long Island, our mission is to lift that financial strain from your family or business while dramatically improving your comfort and indoor air quality.We are a team of award-winning, certified professionals dedicated to one goal: maximizing your comfort and minimizing your costs. We don't just install equipment; we provide comprehensive home energy solutions. What truly sets us apart is our seamless handling of the entire rebate process from start to finish. Navigating incentives from NYSERDA, Con Edison, PSEG, a...
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Our Services

Professional solutions tailored to your specific needs — delivered with expertise and care.

Is your HVAC system inefficient, noisy, or failing to keep your home in Long Island comfortable year-round? Outdated heating and cooling systems are primary culprits behind exorbitant energy bills. At Always On Energy, our certified professionals specialize in installing high-efficiency heating and cooling systems, including modern heat pumps, that provide superior comfort while slashing your energy consumption.This service is perfect for homeowners and business owners experiencing high utility...

Did you know that poor insulation can waste up to 30% of your home's heating and cooling energy? For homes in Long Island, battling both summer heat and winter chills, proper insulation is not a luxury—it's essential for efficiency and comfort. Always On Energy provides expert insulation upgrades for attics, walls, basements, and crawlspaces, creating a thermal barrier that keeps conditioned air in and extreme weather out.This service is ideal if you notice drafts, cold floors, rooms that are di...

Uncertain where to start on your journey to lower bills and better comfort? The first step is our complimentary Home Energy Assessment. This detailed evaluation is your roadmap to efficiency, identifying exactly where your home in Long Island is losing energy and money. It's the foundation for all our recommended upgrades and your key to unlocking thousands in rebates.This assessment is for any homeowner or property manager who wants a data-driven understanding of their home's performance. Our c...

Your water heater is a silent energy consumer, often accounting for a significant portion of your utility bill. An old, inefficient model can be a constant drain on your resources. Always On Energy provides expert installation of high-efficiency hot water heaters, including heat pump and tankless models, for homes and businesses across Long Island, ensuring you have reliable hot water without the waste.Consider this service if your water heater is over 10 years old, you're running out of hot wat...

Reviews

4
★★★★★
out of 5
15 Reviews Based on verified customer feedback
★★★★☆
The consultation and overall experience with Always On was stellar. I was given an appointment to have my system installed only a couple of days after my consultation which was great and the install was done very neat and clean. I was very happy with the outcome of units and how well the cleanup was done afterwards. My only issue with the whole experience was the fact that none of the contractors that came to do the install spoke any English at all which was very challenging to say the least. I can deal with a language barrier and understand that it happens, but I feel that the company should send at least one person that is fluent in English when dealing with customers. It is very difficult to communicate in Chinese with someone via Google when trying to ensure things are done to your liking or even when you have questions/concerns during installation. This is my only reason for having 4 stars instead of 5. Overall, I would definitely recommend this company for anyones future HVAC needs. Price assessment Reasonable price Services Installation, Heating system installation, Install AC, Ductless heating & A/C services
K
Keyan Jordan
★☆☆☆☆
I purchased 3 split units with 2 condenser as recommended by the salesman Matt. One in the kitchen, master bedroom and spare bedroom. I was told that I didn't need one in the bathroom, that the air would circulate into the bathroom. My bathroom is usually around 52-54 degrees. I had to buy electric heaters to supplement the heat. First of all these units are not good for heat when outside temperatures are below 30 degrees. We had 60 days of below 30 degrees in Calverton NY Jan- Feb 2026. My home was cold and my electric Bill tripled in one month. These units are not energy efficient as stated . They run continuously. I don't feel warm in my house. Sitting by the unit you feel the air blowing on you and it feels cold. They removed my oil Burner; therefore I had no backup system; thus I had to but electric heaters. These units are only making PSEG RICH... you're bound to using electric only. This was the worst decision I've ever made. I was misled by the salesman and I'm considering obtaining legal counseling for a refund and possibly A Class Action suit as against ALWAYSON HVAC and PSEG. JOHANNA WELLS Price assessment Overpriced Price $1,000+ Services Installation
J
jo wells
★★★★★
Had a very good experience overall from the sales rep Rasean very knowledgeable compared to all the other companies I had come in for an estimate. Everyone ones price was about the same but what really sold me was Rasean knowledge about a program NYSERDA that he got me approved for to help me get a free Heat pump water heater and insulation. The other companies never mentioned this state program and wanted to charge me 3000-4000 extra for the heat pump water heater. The installation of the 6 mini split went smoothly the workers came on time and got it done in one day. Thank you Rasean and Karen for all you've done with the process. Price assessment Reasonable price Price $1,000+ Services Ductless heating & A/C services
M
Marco Barrera
★★★★★
These workers were very professional. Even with the loan, Steve, who assisted me with the loan process, guided me with patience and made it incredibly easy to maneuver. The process took only 2 days to install over 12 units, with up to 12 workers to work. The teamwork was absolutely amazing along with their professionalism. Even as they worked, they kept my home clean, were very friendly, and cleaned after themselves when they left. After the work was completed, I was contacted by the higher ups to see if I was satisfied with my results. I strongly recommend anyone who wants to have HVAC, I highly recommend this team to work with you. I’ll be referring this organization to all family members and friends. Thank you, this was a job well done.
M
Marie Jeanbart
★★★★★
This was my third encounter with Always on HVAC. Needless to say the other two did not go well. However, this time the sales man Rasean was excellent and stayed true to his words. We were able to get it done within two wrestle after initial contact with Rasean. Thank God. The installers were very clean and organized, it went well overall. Price assessment Reasonable price Price $1,000+ Services Ductless heating & A/C services
G
Gerry di chef (gerry di chef)
★★★★★
I had 2 split heat pump units installed. The guys worked fast and clean. Great price with city incentives. The customer serviced with Feng L is great. He responds in a timely fashion and always try’s to find a solution. Thank you Price assessment Great price Price $1,000+ Services Heating system installation
L
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Address 531 Wortman Ave, Brooklyn, NY 11208, United States

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