Anita S.
6/1/2017
Marran replaced my old boiler with a new one. Th guy who game me a quote, Joe, said that my oil use would go down my 30 percent. I didn't really believe it, but I thought I might save something on...
Marran Warmth & Security
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20 Corporate Dr
Holtsville, NY 11742
Marran Warmth & Security has been providing top-notch heating services on Long Island since 1891, with five generations of the Marran family dedicated to perfecting their craft. Their highly trained technicians are available 24/7 to promptly address any heating issues and ensure your home stays warm during the cold winter months.
With a focus on customer satisfaction, Marran offers comprehensive service plans and maintenance packages to keep your heating system running at peak efficiency. Whether you need oil or gas boilers, hot water tanks, smart thermostats, or air conditioning services, Marran is the trusted choice for reliable and efficient heating solutions.
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Reviews
4.07 reviewsAniya 5.
12/7/2023
I called to get my boiler serviced. I have hot water but very little heat. The woman that answered the phone said they're very busy. I asked when someone would be able to come she asked what I had...
Jay W.
6/18/2020
Just got a new boiler and oil tank from Marran after getting several quotes. They were by far the cheapest, and the job came out great. I'm very happy.
Kathy B.
8/18/2021
We were very pleased with Joe, Jesse, Jose and Nick's professionalism and top notch service throughout the process. During the summer of COVID when it was difficult to find someone to come give...
Bob C.
8/10/2018
The worst company by far for security, if you sign a contract , don't expect to get any kind of working alarm system for fire or theft. You will be unsafe. And don't expect to get out of your...
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