20 Best Window Companies in Farmingville, NY (2023 Reviews)
If you're thinking about upgrading to new windows, our guide to the top window installation companies can help.
We analyzed all the top-rated window companies in Farmingville and selected the best 20 based on:
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Customer reviews
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Window installation expertise
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Popularity with home-owners like you
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Updated September 15, 2023
Why you can trust EcoWatch
A guide on the top window installation companies in Farmingville may not seem like the most riveting article on EcoWatch, but trust us, windows have more of an impact on your life than you might realize. When it's the middle of winter, your old and leaky windows could be making your home harder to heat and costing you more in power bills.
Installing efficient windows on your house can help you save money each month on your energy bills — and you can help the environment as well.
As windows are so important for your home, picking the best company for you is a big decision to make. That's why the EcoWatch team has made this list of the top window replacement companies, so you can make an informed decision more easily.
Best Availability
Renewal by Andersen
- Great industry reputation
- Member of US Green Building Council
- Manufactures products in-house
Window Veteran
Window World
- EnergyStar Partner
- Wide variety of products and services
- Lifetime Warranty
Best Window Installation & Replacement Companies in Farmingville
The EcoWatch Reviews team assessed dozens of providers that serve the Farmingville area to find the best window installation companies by our standards. The installers in this article scored best in our categories, which include energy-efficient offerings, availability, customer service, price and more.

Window World
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EnergyStar Partner
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Large serice area
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Low prices relative to competitors
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Great industry reputation
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Lifetime warranty
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Quality of service will depend on your area
Window World is the largest window replacement company in the country, known for its vinyl windows and affordability. Window World has around 27 years of experience in the window installation industry.
You may want to consider picking Window World if you're interested in a company that is certified by the Environmental Protection Agency (EPA) and Energy Star and supports charities like St. Jude Children’s Research Hospital.
Energy Efficiency of Window World WindowsWindow World carries some Energy Star windows, but note that not all its windows are energy-efficient, so be sure to ask for high-quality Energy Star windows when inquiring. Its high-performance Low-E (low-emissivity) coatings and argon gas insulation offer exceptional efficiency and performance for any home.
How much does Window World cost in Farmingville?Window World does not mention prices on its website, but it's known for offering some of the most affordable window installations around. The best way to know for sure is to receive a free quote from the company.

Renewal by Andersen
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Great industry reputation
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Award-winning company
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Member of US Green Building Council
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Manufactures products in-house
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No lifetime warranty
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More expensive than competition
Renewal by Andersen provides the best availability in Farmingville. It's a subsidiary of the Andersen Corporation, a major manufacturer of windows and doors. This window installation company has been operating since 1995 and currently services nearly every state except Mississippi and West Virginia. The company has a lot of glowing reviews from customers online.
It uses in-home estimates and advanced digital tools to help you plan and visualize your project before getting started.
Energy Efficiency of Renewal by Andersen WindowsRenewal by Andersen is an Energy Star partner offering a variety of energy-efficient windows. Note that not all of the company’s windows are Energy Star certified, so make sure to mention that you want energy-efficient windows to your Andersen representative when inquiring about services.
How much does Renewal by Andersen cost in Farmingville?Andersen doesn’t have any cost information displayed on its website, but based on customer feedback, you can expect to pay anywhere between $750 to $1,250 per window for an installation with Andersen. Getting a free quote on its website is the best way to get more accurate pricing information.

Universal Windows Direct
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Makes charitable contributions
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Manufactures products in-house
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Wide variety of products and services
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Lifetime warranty
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Limited service area
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Some installations carried out by third-party contractors
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Quality of service will depend on your area
Universal Windows Direct has the best warranty in Farmingville. Universal has been in the window installation industry for about 20 years. Many positive reviews from customers online back the company's reputation.
You may want to consider picking Universal if you're interested in a company that has an industry-leading warranty covering products, parts and workmanship for life.
Energy Efficiency of Universal Windows Direct WindowsUniversal Windows Direct is an Energy Star partner and offers a variety of energy-efficient windows. Note that not all of the company’s windows are Energy Star certified, so be sure to ask your Universal representative when inquiring about services.
How much does Universal Windows Direct cost in Farmingville?Prices aren’t available on Universal’s website, but installations typically range from $225 to $425 per window based on customer feedback. That makes Universal Windows Direct more of a budget-friendly option for window repair and replacements. You can inquire about a free quote on its website for more information about pricing.
One thing to note is that the following companies are national, meaning the quality of customer service may vary depending on your local crew. We have tried to remain unbiased and transparent by listing both pros and cons for every provider.
More Window Companies in Farmingville
Renewal by Andersen of Long Island
Farmingdale, NY-
Price Transparency
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Educational Website
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Free assessment
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Good Customer Service
Services Offered
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Window Replacement
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Glass Showers
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Stained Glass
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Sliding Glass
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Double-Hung
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Commercial Windows
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Residential Windows
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Bay Windows
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Custom Window Designs
Window World of Long Island
Farmingdale, NY-
Timely Service
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Good Customer Service
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Free assessment
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Educational Website
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Price Transparency
Services Offered
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Stained Glass
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Residential Windows
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Bay Windows
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Custom Window Designs
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Commercial Windows
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Sliding Glass
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Window Replacement
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Double-Hung
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Glass Showers
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Fast Delivery
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Tempered Glass
Window Nation
Wallingford, CT-
Good Customer Service
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Educational Website
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Free assessment
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Price Transparency
Services Offered
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Residential Windows
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Window Replacement
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Sliding Glass
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Bay Windows
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Double-Hung
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Custom Window Designs
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Energy-Efficient Options
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Stained Glass
Glass Doctor
Ronkonkoma, NY-
Price Transparency
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Good Customer Service
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Educational Website
Services Offered
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Glass Showers
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Window Repair
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Custom Window Designs
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Window Replacement
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Double-Hung
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Fast Delivery
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Residential Windows
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Full-Service Installations
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Commercial Windows
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Sliding Glass
EcoView Windows of Long Island
Islandia, NY-
Good Customer Service
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Price Transparency
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Educational Website
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Free assessment
Services Offered
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Window Replacement
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Sliding Glass
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Residential Windows
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Custom Window Designs
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Double-Hung
All Pro Remodeling Corp
Mt Sinai, NY-
Good Customer Service
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Educational Website
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Price Transparency
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Free assessment
Services Offered
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Double-Hung
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Custom Window Designs
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Residential Windows
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Window Replacement
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Glass Showers
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Sliding Glass
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Energy-Efficient Options
Patchogue Window Installation
Brookhaven, NY-
Free assessment
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Good Customer Service
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Price Transparency
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Educational Website
Services Offered
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Window Replacement
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Fast Delivery
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Bay Windows
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Double-Hung
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Commercial Windows
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Residential Windows
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Energy-Efficient Options
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Custom Window Designs
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Stained Glass
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Sliding Glass
Smithtown Window Replacement and Doors
Smithtown, NY-
Good Customer Service
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Price Transparency
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Educational Website
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Free assessment
Services Offered
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Fast Delivery
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Window Replacement
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Residential Windows
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Bay Windows
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Double-Hung
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Energy-Efficient Options
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Glass Showers
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Custom Window Designs
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Commercial Windows
Four Seasons Sunrooms
Holbrook, NY-
Good Customer Service
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Price Transparency
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Educational Website
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Free assessment
Services Offered
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Commercial Windows
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Energy-Efficient Options
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Custom Window Designs
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Residential Windows
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Window Replacement
Flawless Glass & Mirror LLC
Holbrook, NY-
Price Transparency
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Free assessment
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Good Customer Service
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Educational Website
Services Offered
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Glass Showers
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Window Repair
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Window Replacement
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Residential Windows
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Custom Window Designs
AT Home Remodeling Inc Holbrook N.Y. 11741
Holbrook, NY-
Free assessment
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Educational Website
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Good Customer Service
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Price Transparency
Services Offered
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Window Replacement
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Fast Delivery
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Aluminum Window Frames
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Residential Windows
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Custom Window Designs
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Double-Hung
Sunview Enterprise Inc
Setauket- East Setauket, NY-
Good Customer Service
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Educational Website
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Price Transparency
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Free assessment
Services Offered
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Custom Window Designs
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Window Replacement
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Double-Hung
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Energy-Efficient Options
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Residential Windows
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Bay Windows
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Full-Service Installations
Coram Glass & Mirror Inc
Ronkonkoma, NY-
Price Transparency
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Educational Website
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Free assessment
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Good Customer Service
Services Offered
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Custom Window Designs
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Residential Windows
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Glass Showers
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Window Replacement
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Fast Delivery
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Commercial Windows
Home Services at The Home Depot
South Setauket, NY-
Price Transparency
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Educational Website
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Free assessment
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Good Customer Service
Services Offered
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Commercial Windows
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Glass Showers
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Custom Window Designs
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Residential Windows
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Double-Hung
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Stained Glass
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Window Replacement
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Fast Delivery
Long Island Window & Door Ltd
Commack, NY-
Price Transparency
Services Offered
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Window Replacement
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Window Repair
Pro Quality Home Improvements Inc.
West Babylon, NY-
Good Customer Service
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Timely Service
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Free assessment
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Price Transparency
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Educational Website
Services Offered
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Commercial Windows
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Energy-Efficient Options
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Window Replacement
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Window Repair
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Bay Windows
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Custom Window Designs
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Residential Windows
New York Glass And StoreFront
Huntington Station, NY-
Educational Website
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Free assessment
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Good Customer Service
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Price Transparency
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Timely Service
Services Offered
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Commercial Windows
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Custom Window Designs
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Tempered Glass
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Glass Showers
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Window Repair
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Double-Hung
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Window Replacement
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Residential Windows
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Aluminum Window Frames
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Sliding Glass
Renovate Right, Inc.
Copiague, NY-
Educational Website
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Price Transparency
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Good Customer Service
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Timely Service
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Free assessment
Services Offered
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Window Replacement
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Residential Windows
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Glass Showers
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Commercial Windows
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Full-Service Installations
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Custom Window Designs
Home Comfort Practice, Inc.
Stratford, CT-
Price Transparency
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Timely Service
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Free assessment
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Good Customer Service
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Educational Website
Services Offered
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Residential Windows
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Glass Showers
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Custom Window Designs
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Window Replacement
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Energy-Efficient Options
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Commercial Windows
Ener-G Tech, Inc.
Stratford, CT-
Price Transparency
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Educational Website
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Free assessment
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Good Customer Service
Services Offered
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Glass Showers
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Custom Window Designs
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Energy-Efficient Options
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Window Replacement
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Residential Windows
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Commercial Windows
Calculate how much you can expect to pay for window installation and replacement in Farmingville, NY using our customized window cost calculator.
Estimates will vary based on window dimensions and other unique factors to your home. Getting in touch with a local window installer is the best way to get an accurate cost estimate for your home.
How Installing Energy-Efficient Windows in Farmingville Saves You Money
By upgrading to energy-efficient windows, you and your family can enjoy several benefits, including:
- More efficient energy usage in your household: Because the summers can get quite hot in Farmingville, homeowners often depend on their air conditioner during that time. Energy-efficient windows decrease the amount of cool air that is lost through your windows, which makes it easier to keep your home cool.
- Protect your investment: The older your home is, the more likely it is that getting new windows will benefit you. Older homes usually have windows that are outdated, leaky or potentially even damaged in some way. Upgrading your windows could help raise the value of your property if you decide to sell.
- Better temperature control in your home: When you live in a place like Farmingville where the winters can get very cold, you usually need to rely on your heater to keep your house warm. Energy-efficient windows can decrease how much heat is lost through your windows when heating your home.
- Decrease your carbon footprint: By using less energy after switching to energy-efficient windows, you'll also be cutting your carbon dioxide emissions by about 12%, according to Energy Star.
Estimated Cost of Window Replacement in Farmingville
Let's go over the cost of window installation and the kinds of services you may need for your home.
How Much Do New Windows Cost?
Typically, Farmingville homeowners can expect their window replacements to range from $250 to $1,200. The most common installations sit at approximately $600. This is because of the fact that window installations are based on several factors specific to your home, such as the size, material and number of windows you need to replace, as well as the location of your property.
It's also worth noting that energy-efficient windows will cost more upfront, but Energy Star predicts that switching out the windows on your Farmingville home can mean an average energy savings of $236 to $319 a year for single-pane window replacement, or between $87 to $126 a year for double-pane windows. How much you'll save by installing energy-efficient windows varies based on your local climate, energy rates and other factors unique to your home.
Something else that affects the overall cost is the material of the frame you select. Aluminum frames are typically the least pricey and are sturdy and light, but they offer poor insulation. On the other hand, wood frames cost the most because they are aesthetically pleasing and offer decent insulation. Fiberglass and vinyl frames provide good insulation as well and cost somewhere between the other two.
What Services do Window Installers Offer?
The first step of a window installation is to clarify whether you need a full-frame or pocket installation.
Full-frame installations are usually recommended when you want to change the style of your windows or your window has significant rot or deterioration. With this service, your installers will replace the entire window, including the frame, sill and trim. Pocket installations are simpler and won't carry as large a bill because they entail merely replacing the window within its existing frame. But if the frame has any damage or rot, you should opt for a full-frame installation instead.
If you're not sure which kind of window installation service you should get, your installer should be able to help you out. Typically, the decision depends on factors such as the age and condition of the home, the type of building material, budget and time restrictions.
Best Availability
Renewal by Andersen
- Great industry reputation
- Member of US Green Building Council
- Manufactures products in-house
Window Veteran
Window World
- EnergyStar Partner
- Wide variety of products and services
- Lifetime Warranty
How We Choose the Best Window Installers in Farmingville
EcoWatch reviews are different from other reviews, as we assess these companies through a sustainability lens. We've evaluated the top window replacement companies in Farmingville mainly based on energy efficiency, as the most sustainable option also benefits homeowners in many ways. Energy-efficient windows have been shown to cut your electricity bills by hundreds of dollars. Along with energy efficiency, our rating methodology is based on the following factors:
Service Area
This one is self-explanatory, but we've chosen to highlight window installers that serve Farmingville so you can find the best window installation company near you.
Work Quality
When installing new windows, the quality and range of services often plays just as important of a role in overall efficiency and performance as the type of window you opt for. We do give window installers more points if they offer high-quality products, but we also factor in workmanship as reflected in customer feedback.
Customer Reviews
We analyzed patterns in recent online reviews to determine the companies with the most consistent customer satisfaction, weighted by sample size. Customer satisfaction might be the most important factor, as it reflects the quality of services across nearly every category, including cost, quality of parts, quality of installation, warranty, professionalism and more.
Cost
This one is a give-and-take: similar to most services, cheap window installers may not provide the most quality service. On the other hand, we want to ensure we're highlighting companies that provide a variety of price and financing options so they're accessible to most homeowners.
Warranty
As discussed previously, windows are a hefty investment, so you'll want to make sure that investment is well protected. Window installation companies that give you lengthy warranties for products, parts and installation (aka workmanship) rank higher with EcoWatch.
Years of Experience
Last but not least, we like to see companies that have a good track record in the industry. Window installers that have more experience earn higher rankings by our standards. We like to see at least ten years of experience.
Farmingville, NY Window Replacement FAQs
What is the typical cost to install windows in a home?
The typical cost of replacing a window can range between $450 and $650. There are a variety of factors that influence how much it costs, such as the materials used in designing the windows, how energy-efficient the windows are, the number of windows, local labor costs, your property's location and styles and sizes of windows.
What are the most common kinds of replacement windows?
The most common types of windows for homes are bay windows, casement windows, transom windows, picture windows, double-hung and single-hung windows, slider windows and awning windows.
When do I have to use a window installation company?
You should hire a window installation company whenever you need new windows. Installing windows is a complex process that can be difficult and time-consuming, so it's best handled by the professionals.
How long does window installation take?
Each window takes about 30 minutes to install depending on the type of window. However, the window installation can be a two-day job — or more — if you have a lot of windows that have to be installed.