November 12, 2018
Many homes have insulation gaps and air leaks which lead to home comfort and efficiency issues. Insulation and air sealing work together to keep your home comfortable and energy efficient year-round.
November 1, 2018
Beat the winter rush for retrofit work and weatherize your home in time for winter by scheduling a fall energy audit with Green Team LI. Your energy audit will reveal inefficiencies in your Long... Read more
October 25, 2018
Heating and cooling systems on Long Island undergo a lot of wear and tear throughout the year. Make sure your HVAC equipment is running safely, smoothly, and efficiently with these simple preventive... Read more
July 31, 2018

If you want a more comfortable and energy efficient home this summer and year-round, you need upgraded home insulation. Green Team LI conducts comprehensive energy audits to help Long Island... Read more

July 27, 2018

If you’re trying to make your home more energy efficient, you’ve probably tried energy saving techniques like switching to efficient lighting and appliances, programming your thermostat, and... Read more

January 3, 2018
Are you making resolutions to save money and improve your health in 2018? These three home performance resolutions can help you achieve your goals.
March 10, 2017

The graph below shows which structural air-leaks drive up energy costs the most, allowing you to maximize efforts toward reinforcing your home's building envelope.

February 2, 2017

Green Team LI prides ourselves on the quality of work that we do and the high standards we hold ourselves to, both as a company and as individuals. We do the work we do because of our certainty... Read more

January 28, 2017

Since 2009 we have been going into the homes of Long Island residents to help them improve the energy efficiency of their homes. The work we have done have helped to make these home safer,... Read more

January 9, 2017

This past weekend, old man winter reared his snow-covered head for the first time in 2017 and all over Long Island the sounds of snow blowers and kids was prevalent. Fortunately, the snow was of... Read more


Find Out What Actual Green Team LI Customers Have to Say About Us:

  • I signed up for an audit at the Smithtown Day festival. They came and did the audit and were very nice. They insulated my attic and changed all my light bulbs. I can't wait to see my savings this winter.

    Tina, St. James
  • I must admit that when I completed the LIPA energy audit and found out that an outside company will be doing the audit, I was skeptical. But, as an energy conscious consumer I kept an open mind. My doubts dissapeared from the first contact with your company.

    Zev, East Northport
  • This company is efficient and professional. Working with everyone involved was a pleasure.

    Rose-Marie, Huntington NY
  • The workmen were very neat and precise. I was very satisfied. My heating bill is lower by 25%.

    Shirlee, East Northport NY