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$99 Pre-Season AC Inspection, Expires March 31st
$499 off any new central ac installation, Expires March 31st

Long Island's Home Heating System Experts

Enjoy a comfortable, healthy home with our energy-saving upgrades for HVAC systems and insulation in Nassau & Suffolk County

In business since 1995, Green Homes Long Island is your one-stop-shop for home comfort solutions and energy efficient improvements such as upgrading and installing insulation, heating, air conditioning, water heaters systems. Our goal is to get your systems performing like they should while saving you money on your energy bills and making your home more comfortable. When you enlist our services, we will minimize your energy usage, helping your wallet and the environment.

Our staff has more than 100 years of combined experience solving all issues related to home energy. As a family-owned company, customer satisfaction is our top priority. We look forward to building a relationship with you!

Why Nassau & Suffolk Counties homeowners choose us

We Never Close!

Over 20 years of Experience

Recognized Customer Service

Free estimates for all installations!

The benefits of working with a Dr. Energy Saver Contractor

As a Dr. Energy Saver company, we are a part of the largest nationwide network of expert energy contractors, all with the same goals of improving energy efficiency, health, and comfort in homes.

All of our home energy specialists receive on-going training and support to ensure that services are properly performed and that you receive the service and results you deserve.

As an energy saving expert, we fix uncomfortable homes!

  • We fix drafty rooms & rooms that are too hot
  • We make cold floors warmer
  • We provide solutions to help lower your fuel & electric bills

Uncomfortable Homes Fixed

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our service area

We serve the following areas

Our Locations:

Green Homes Long Island
75 Verdi St
Farmingdale, NY 11735

Happy Customers in Nassau & Suffolk Counties

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Far Rockaway, NY
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Lawrence,, NY
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Valley Stream, NY

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Improving the energy efficiency of your home is a smart investment

Not sure where to begin? We can perform a home energy evaluation to determine where your home is wasting energy and what's causing your comfort problems. Once the audit is complete, we will give you a detailed list of our recommended improvements that can include solutions like adding insulation, upgrading your furnace or water heater and installing ENERGY STAR® certified appliances. Best of all, our specialists can help you identify the repairs and upgrades that should be done first to give you the greatest return on your investment! If you live in greater Patchogue, Massapequa, Westbury, Lindenhurst, Great Neck, New Hyde Park, Huntington Station and Port Washington.

As one of the few contractors in our region accredited by the Building Performance Institute, Green Homes Long Island can help you qualify for specialized financial incentives from New York State Energy Research and Development Authority (NYSERDA), PSEG and others.

Get a free estimate with every home energy audit in New York

Schedule a home energy audit in New York

If you've noticed that your energy bills are too high or your home isn't as comfortable as it should be, we can help. Solving these problems starts with a home energy assessment to find the source. We will then complete all the energy efficiency improvements you need for a healthier, more comfortable home. We serve all of Nassau & Suffolk Counties including Brentwood, Lindenhurst, Levittown, Westbury, Huntington, West Babylon, Great Neck and surrounding areas.

Contact us today to request a home energy audit and we will provide you with a free estimate for all repairs and upgrades!

Plumbing Heating Cooling Contractors Association
Building Performance Institute GoldStar Contractor
BPI Certified Professional
Energy Star