Get ready to improve your home’s comfort.

Learn how our team can help.

631-420-4424

Schedule Service

Get Started

Our customers hail from all over Nassau and Suffolk Counties on Long Island. If you’re wondering what towns and cities are included in our service area, just take a look at the list below.

What do your neighbors think about our heating, cooling, insulation and home energy audit services? We’ve linked reviews and testimonials with some of the highlighted locations below to make it easy for you!  Call us now for our free, no-obligation estimate* for your home.

*Does not apply to service or repair visits.

Cities We Serve

From our home base in Farmingdale, NY to Port Washington and Atlantic Beach to Manhasset, we offer complete coverage for each location listed below:

Nassau, NY

Albertson
Atlantic Beach
Baldwin
Baldwin Harbor
Baxter Estates
Bayville
Bellmore
Bethpage
Briar Park
Brookville
Carle Place
Cedarhurst
Centre Island
Cove Neck
East Farmingdale
East Hills
East Massapequa
East Norwich
East Williston
Garden City
Garden City Park
Garden City South
Glen Cove
Glen Head
Glenwood Landing
Great Neck Estates
Greenvale
Harbor Acres
Harbor Hills
Herricks
Hewlett
Island Park
Jericho
Kenilworth
Kensington
Kings Point
Lake Gardens
Lake Success
Lakeville Estates
Lattingtown
Laurel Hollow
Lawrence
Locust Valley
Locustwood
Lynbrook
Manhasset Hills
Manorhaven
Massapequa Park
Matinecock
Merrick
Mill Neck
Mineola
Mitchell Field
Muttontown
New Hyde Park
North Baldwin
North Bellmore
North Hills
North Hyde Park
North Massapequa
North Merrick
North Wantagh
Oceanside
Old Bethpage
Old Brookville
Old Westbury
Oyster Bay
Oyster Bay Cove
Plainedge
Plandome
Point Lookout
Rockville Centre
Roosevelt Field
Roslyn
Roslyn Harbor
Roslyn Heights
Russell Gardens
Saddle Rock
Saddle Rock Estates
Sands Point
Sea Cliff
Seaford
South Farmingdale
Strathmore
Syosset
The Terrace
Thomaston
Uniondale
Upper Brookville
Wantagh
Williston Park
Woodbury
Woodmere

Suffolk, NY

Amity Harbor
Asharoken
Bay Hills
Bayberry Point
Baycrest
Bayport
Belle Terre
Bohemia
Box Hill
Brentwood
Brightwaters
Centereach
Centerport
Central Islip
Copiague
Coram
Crab Meadow
Deer Park
Deer Wells
Dix Hills
East Islip
East Setauket
Eatons Neck
Elwood
Fair Harbor
Farmingville
Flowerfield
Fort Salonga
Greenlawn
Halesite
Hauppauge
Head Of The Harbor
Heer Park
Holbrook
Holtsville
Huntington Bay
Islandia
Islip Manor
Islip Terrace
Knollwood Beach
Lake Grove
Lake Ronkonkoma
Lake Ronkonkoma Heights
Lloyd Harbor
Lloyd Neck
Manorville
Marconiville
Medford
Melville
Miller Place
Mount Sinai
Nesconset
Nissequegue
North Amityville
North Babylon
North Bay Shore
North Lindenhurst
Oakdale
Ocean Beach
Old Field
Poquott
Port Jefferson
Port Jefferson Station
Ronkonkoma
Saint James
Saltaire
San Remo
Sayville
Selden
Setauket
South Hauppauge
South Huntington
South Setauket
Stony Brook
Strongs Neck
Sunken Meadow
Terryville
Upton
West Bay Shore
West Brentwood
West Hills
West Islip
West Sayville
Wincoma
Wyandanch

What our customers are saying

  • The installation crew was helpful and efficient. The energy specialist did a good job educating me on the insulation. My house is quiet and no drafts! My electric and gas bills are smaller.
    B. G., Amityville
  • The expert from Green Homes Long Island did a great job of coaching me through the process. I was very happy with the end result, the house is a lot warmer! I am very satisfied with the job and the installation crew was excellent.
    Bob S., South Hampton
  • Green Homes Long Island was the only company to call me back.  The energy specialist was very professional and knowledgeable.  Great job and I will be using Green Homes Long Island for additional work.
    Brett G., Plainview
  • I am very satisfied with the job, the installation crew was great, A+++.  The crew from Green Homes Long Island were awesome - very friendly and professional. I heard about your through the NYSERDA site.
    Briana T., Kings Park
  • I am very satisfied with the job and I thought the energy specialist's presentation was enlightening- I'm spreading the word! I chose your company instead of another company because you are professional and knowledgeable. Overall, great job. I can feel the difference.
    Chris W., East Hampton
  • The installation crew was helpful and efficient. The energy specialist did a good job educating me on the insulation. My house is quiet and no drafts! My electric and gas bills are smaller.
    B. G., Amityville
  • The expert from Green Homes Long Island did a great job of coaching me through the process. I was very happy with the end result, the house is a lot warmer! I am very satisfied with the job and the installation crew was excellent.
    Bob S., South Hampton
  • Green Homes Long Island was the only company to call me back.  The energy specialist was very professional and knowledgeable.  Great job and I will be using Green Homes Long Island for additional work.
    Brett G., Plainview
  • I am very satisfied with the job, the installation crew was great, A+++.  The crew from Green Homes Long Island were awesome - very friendly and professional. I heard about your through the NYSERDA site.
    Briana T., Kings Park
  • I am very satisfied with the job and I thought the energy specialist's presentation was enlightening- I'm spreading the word! I chose your company instead of another company because you are professional and knowledgeable. Overall, great job. I can feel the difference.
    Chris W., East Hampton
  • I am very satisfied with the work Green Homes Long Island did for me.  Our energy specialist was very knowledgeable and the office / scheduling department were extremely accommodating!  The installation crew was professional, hardworking and very clean.
    Ed C., Stewart Manor
  • I am completely satisfied with the excellent job Green Homes Long Island did.  The office staff, especially they were outstanding and very helpful.  Our energy specialist was great as well and help us come up with the right solutions in making our home more energy efficient.  The installation crew w
    Edward M., South Huntington
  • Words cannot accurately express my gratitude to the wonderful team at Green Homes Long Island.  Thank you all for insulating my home and moving dryer vents, etc.  I am very grateful to all involved for all of their hard work, and making my home a warmer & happier place!!
    Harry L., Greenport
  • Thank you for taking care of my project promptly and professionally!

    Homowner, Brentwood
  • Your in-home energy specialist's presentation was great! I would recommend it to anyone. I chose to hire you guys because the Long Island Green Homes coordinator recommended you and had nothing but good things to say!
    Jaclyn P., Babylon
  • I am very satisfied with the work completed by Green Homes Long Island.  The installation crew was very professional, the office staff was great and our specialist was very knowledgeable and informative.  I had seen your trucks in the neighborhood and called.  The speed of service from start to fini
    Jason M., Ridge
  • I am very satisfied.  The installation crew was professional, quick and neat.  Audit was great and informative.
    Joe B., Merrick
  • The Green Homes Long Island installation crew was very good, professional, and courteous. Will use again!
    John K., Douglaston
  • I am very satisfied with the insulation work done.  The installation crew was great - professional & clean.  The office staff was friendly and efficient.  I will definitely use Green Homes Long Island for future projects.
    Joseph F., Freeport
  • The crew at Green Homes Long Island was on time, polite and clean. I chose your company because you're listed on LIPA and the National Grid Website. My house is much cooler this summer and looking forward to warmer home in the winter.
    Karen F., Northport
  • I was very satisfied with the job your team did when replacing the heater. I chose your company because of your professionalism and responsiveness!
    Kendall S., Brook Haven
  • I am very satisfied with the work completed by Green Homes Long Island.  The installation crew was great as was the office staff.  The Energy Specialist was great and very informative and professional.
    Kevin H., Riverhead
  • I am very satisfied with Green Homes Long Island.  The Energy Specialist was excellent, the office staff was very professional.  The insulation crew was top notch and did a fantastic job.  I would recommend Green Homes Long Island to all my friends!!
    Larry M., Woodmere
  • I found Green Homes Long Island on google and contacted them.  The office staff was wonderful and the Energy Specialist was great.  I hired this company because of the price and professionalism.  The installation crew was great and cleaned up.
    Leslie G., West Hempstead
  • I am very satisfied with the insulation project Green Homes Long Island did for me.  Everyone, from the office staff, to energy consultant to installation crew - were all very professional and did a great job!! Definitely a 10!!  I will recommend them to friends and family!
    Lorenzo A., Medford
  • I am very satisfied with the work done by Green Homes Long Island.  The installation crew was very courteous, the office staff was excellent and our Energy Specialist was very professional and knowledgeable.
    Muriel R., Freeport
  • Green Homes Long Island is a professional insulation company which I highly recommend.  The installation crew did a great clean job.  The salesman was very informative and professional.
    Noel I., Atlantic Beach
  • This company is very professional, the office staff was great in making a timely appointment for an energy special to meet with me.  My specialist was extremely knowledgeable.  The installation crew was professional and clean up was immaculate.  I am so pleased with this company from start to finish
    Paul B., Oceanside
  • I am very satisfied with the work performed, the installation crew was excellent!
    Richard M., Muttontown
  • This was definitely an A+ Job!  The Energy Specialist from Green Homes Long Island was extremely knowledgeable and outstanding - the reason for my return business!
    Robert S., Stewart Manor
  • I am very satisfied with the work done in my home.  The energy specialist was clear & concise with what was needed to improve my home's energy efficiency.  The installation crew was professional, clean, fast & very courteous!  Great job!
    Ruth H., West Babylon
  • I was completely satisfied with the job you did. The installation crew was professional and clean. Joe Maehr was the most knowledgeable person that I spoke to after calling 3-4 different companies to research spray foam insulation installation in my home.
    Ryan L., Dix Hills
  • I am 100% Satisfied with the insulation work completed. Green Homes Long Island got here right away and got the work done quickly and efficiently.  All of their staff were great!! Clean up excellent!!
    Scott P., Jamesport
  • I am extremely satisfied with the work completed.  The installation crew was very professional and clean workers.  Our energy specialist was very knowledgeable and personable.  We will be using Green Homes Long Island again when we insulate our attic.
    Stephen C., Merrick
  • The work performed for me was good.  The installation crew was great and clean. 
    Tom W., East Setauket
  • I am very satisfied! Your installation crew was very polite and neat! The office staff was very courteous, pleasant, and helpful. I believe my friends have already contacted you.
    Vera M., Amityville
  • The sales staff and installation crew at Green Homes Long Island were wonderful. Overall work and professionalism were greatly appreciated.

    Will M., Manorville
  • Peter was very informative and a gentleman. The two installers were hard working and never took a break. 

    Eileen M. , Farmingdale NY

Latest Blog

Reduce humidity in your Long Island home!
July 27, 2017
Nassau and Suffolk County homeowners are doing their best to get outside and enjoy the comfortable temperatures we’ve been experiencing lately. Once they get home, though, many are running into the... Read more