27 Best Window Replacement Companies in Port Jefferson, NY (Mar 2023)
Window Companies Near Me
Are you thinking of replacing your windows? Our list of the top window installation companies can help you pick the right one for you.
We analyzed all the top window installers in Port Jefferson and selected the top 27 based on:
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Customer reviews
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Window replacement expertise
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Popularity with home-owners like you
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Updated March 14, 2023
Why you can trust EcoWatch
A guide on the top window replacement companies in Port Jefferson may not seem like the most captivating article on the EcoWatch site, but trust us, windows impact your life more than you might think. If your house has old or damaged windows, your HVAC system could be working overtime to heat or cool your home. This means spending more on energy bills.
Fortunately, saving you energy with upgraded windows also helps our goals of reducing energy usage for the environment.
So if you're constructing a new home, renovating or replacing your windows in Port Jefferson, this guide is the best place to get started.
Best Overall
Renewal by Andersen
- Great industry reputation
- Award-winning company
- Manufactures products in-house
- More expensive than competition
Best Affordability
Window World
- Great industry reputation
- EnergyStar Partner
- Low prices relative to competitors
- Quality of service will depend on your area
Best Warranty
Universal Windows Direct
- Lifetime warranty
- Manufactures products in-house
- Wide variety of products and services
- Quality of service will depend on your area
Best Window Replacement Companies in Port Jefferson
The EcoWatch Reviews team evaluated several window installation companies across Port Jefferson to narrow our list down to the top ones. The installers in this article scored the best in our review categories, which include energy-efficient offerings, price, customer service, availability, local expertise and more.

Renewal by Andersen
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Great industry reputation
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Award-winning company
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Manufactures products in-house
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More expensive than competition
Renewal by Andersen is a subsidiary of the Andersen Corporation, a major manufacturer of windows and doors. This window installation company has been operating since 1995 and currently serves nearly every state except Mississippi and West Virginia. Hundreds of positive reviews from customers online back the provider's reputation.
If you're looking for a company that uses in-home estimates and advanced digital tools to help you plan and visualize your project before getting started, this may be the perfect provider for you.
Energy Efficiency of Renewal by Andersen WindowsThere are a wide variety of window types that Renewal by Andersen offers, some of which are Energy Star products. A handful of windows manufactured by the Andersen corporation were awarded Energy Star’s “Most Efficient” in 2021, and Andersen was named Energy Star’s Partner of the Year in 2019.
How much does Renewal by Andersen cost in Port Jefferson?Andersen doesn't have any cost information available 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. For more accurate information on the cost, you can get a quote from the company.

Window World
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Great industry reputation
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EnergyStar Partner
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Low prices relative to competitors
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Quality of service will depend on your area
Window World provides windows expertise in Port Jefferson. This company has 27 years of experience in the window installation business, and it has proved to be one of the most reputable companies in Port Jefferson. Hundreds of positive reviews on customer review websites back the company's reputation.
It 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 WindowsThere are a wide variety of window types that Window World offers, some of which are Energy Star products. 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 Port Jefferson?While prices are not readily available on Window World's website, it's known for offering some of the most affordable window installations around. Requesting a free quote on its website is the best way to know for sure.

Universal Windows Direct
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Lifetime warranty
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Manufactures products in-house
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Wide variety of products and services
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Quality of service will depend on your area
Universal Windows Direct provides the best warranty in Port Jefferson. This window installation company has been operating since 2002 and currently services 27 states nationwide.
If you're looking for a company that has an industry-leading warranty covering products, parts and workmanship for life, this may be the perfect company for you.
Energy Efficiency of Universal Windows Direct WindowsUniversal Windows Direct offers 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. The company offers energy-efficient UniShield brand windows. According to its website, UniShield window packages have higher gas fill rates and longer gas retention than most other brands on the market, and they are Energy Star products.
How much does Universal Windows Direct cost in Port Jefferson?Pricing details are not available on Universal's website because the cost of window replacement depends on how many and what type(s) of windows you need. However, 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. Getting a free quote on its website is the best way to get more accurate information.
One thing to note is that the following companies are national, meaning the quality of the service may depend on your local crew. We have tried to remain unbiased and transparent by mentioning pros and cons for every company.
More Window Replacement Companies in Port Jefferson
Sky Windows and Doors
Freeport, NY-
No-fee Quotes
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No-Hassle Pricing
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Reliable Appointment Windows
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Good Customer Service
Services Offered
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Residential Windows
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Architectural Glass
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Energy-Efficient Options
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Doors
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Custom Window Designs
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Aluminum Window Frames
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Commercial Windows
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Double-Hung
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Sliding Glass
Renewal by Andersen of Long Island
Farmingdale, NY-
Award-Winning
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Educational Website
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Reliable Appointment Windows
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Free Quotes
Services Offered
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Fast Delivery
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Custom Window Designs
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Business Windows
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Double-Hung
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Stained Glass
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Sliding Glass
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Bay Windows
Renewal by Andersen - Branford
Branford, CT-
Good Customer Service
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No-Hassle Pricing
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Dependable Service
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No-fee Quotes
Services Offered
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Residential Windows
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Custom Windows
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Commercial Windows
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Double-Hung
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Stained Glass
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Sliding Glass
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Bay Windows
TL Home Improvement LLC
Shelton, CT-
Timely Service
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Helps Educate Customers
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Free Quotes
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Award-Winning
Services Offered
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Residential Windows
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Fast Delivery
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Energy-Efficient Options
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Custom Window Designs
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Aluminum Window Frames
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Full-Service Installations
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Double-Hung
Renewal by Andersen
Stamford, CT-
No-Hassle Pricing
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Locally Recognized for Quality
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Consistent Workmanship
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Free Quotes
Services Offered
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Custom Windows
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Business Windows
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Double-Hung
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Stained Glass
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Sliding Glass
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Bay & Bow Windows
Pella Windows & Doors of Roslyn Heights
Roslyn Heights, NY-
Price Transparency
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Helps Educate Customers
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Free Quotes
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Award-Winning
Services Offered
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Residential Windows
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Architectural Glass
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Custom Windows
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Aluminum Window Frames
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Commercial Windows
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Double-Hung
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Sliding Glass
Storefront Glass & Metal
Huntington Station, NY-
Arrives on Time
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Helps Educate Customers
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Dependable Service
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Good Customer Service
Services Offered
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Architectural Glass
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Heavy Glass
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Custom Windows
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Aluminum Window Frames
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Commercial Windows
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Double-Hung
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Sliding Glass
Mr. Handyman of Upper Fairfield County
Fairfield, CT-
Helps Educate Customers
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Excellent Customer Service
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Arrives on Time
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Reliable Service
Services Offered
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Double-Hung
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Full-Service Installations
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Custom Window Designs
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Residential Windows
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Commercial Windows
The Window People
Stamford, CT-
Dependable Service
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Free Quotes
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Excellent Customer Service
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Educational Website
Services Offered
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Residential Windows
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Architectural Glass
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Energy-Efficient Options
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Custom Windows
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Aluminum Window Frames
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Commercial Windows
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Double-Hung
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Sliding Glass
Eastern Glass & Shower Door
Milford, CT-
No-fee Quotes
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No-Hassle Pricing
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Helps Educate Customers
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Good Customer Service
Services Offered
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Doors
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Full-Service Installations
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Custom Window Designs
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Tempered Glass
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Residential Windows
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Business Windows
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Aluminum Window Frames
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Sliding Glass
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Glass Showers
Window Depot Usa Of Lower NY
South Hempstead, NY-
Educational Website
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Timely Service
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Locally Recognized for Quality
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No-fee Quotes
Services Offered
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Custom Window Designs
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Residential Windows
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Sliding Glass
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Double-Hung
Tri State Window Factory
Deer Park, NY-
Dependable Service
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Reliable Appointment Windows
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No-Hassle Pricing
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Award-Winning
Services Offered
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Custom Windows
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Fast Delivery
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Sliding Glass
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Double-Hung
Mr. Handyman of Guilford, North and East Haven
East Haven, CT-
Reliable Service
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No-fee Quotes
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Locally Recognized for Quality
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Excellent Customer Service
Services Offered
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Custom Windows
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Residential Windows
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Business Windows
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Double-Hung
Tri State Window Factory
Seaford, NY-
Arrives on Time
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Price Transparency
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Educational Website
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Reliable Service
Services Offered
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Custom Windows
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Fast Delivery
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Sliding Glass
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Double-Hung
Window World of Long Island
Farmingdale, NY-
No-Hassle Pricing
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Arrives on Time
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Helps Educate Customers
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Good Customer Service
Services Offered
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Fast Delivery
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Tempered Glass
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Custom Windows
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Double-Hung
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Sliding Glass
Long Island Storefronts
Shirley, NY-
Locally Recognized for Quality
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Consistent Workmanship
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Free Quotes
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No-Hassle Pricing
Services Offered
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Architectural Glass
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Custom Windows
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Aluminum Window Frames
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Business Windows
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Double-Hung
Lowe's Home Improvement
Riverhead, NY-
Consistent Workmanship
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Arrives on Time
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Excellent Customer Service
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Helps Educate Customers
Services Offered
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Energy-Efficient Options
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Custom Window Designs
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Aluminum Window Frames
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Double-Hung
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Sliding Glass
Window King of Connecticut
Stamford, CT-
No-Hassle Pricing
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Helps Educate Customers
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Free Quotes
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Excellent Customer Service
Services Offered
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Residential Windows
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Custom Windows
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Aluminum Window Frames
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Commercial Windows
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Double-Hung
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Sliding Glass
Cascella And Sons Construction Corp.
Central Islip, NY-
Helps Educate Customers
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No-fee Quotes
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Consistent Workmanship
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Timely Service
Services Offered
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Custom Windows
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Commercial Windows
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Double-Hung
THE GLASS EMPORIUM INC.
Kings Park, NY-
Arrives on Time
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Excellent Customer Service
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No-Hassle Pricing
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Free Quotes
Services Offered
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Residential Windows
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Heavy Glass
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Tempered Glass
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Custom Windows
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Business Windows
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Double-Hung
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Sliding Glass
Ring's End
Madison, CT-
Helps Educate Customers
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Good Customer Service
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No-fee Quotes
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No-Hassle Pricing
Services Offered
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Double-Hung
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Full-Service Installations
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Custom Window Designs
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Commercial Windows
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Aluminum Window Frames
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Architectural Glass
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Fast Delivery
Ring's End
Branford, CT-
Price Transparency
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Educational Website
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Good Customer Service
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Free Quotes
Services Offered
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Double-Hung
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Full-Service Installations
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Custom Window Designs
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Commercial Windows
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Aluminum Window Frames
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Architectural Glass
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Fast Delivery
Ring's End
South Salem, NY-
Helps Educate Customers
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Excellent Customer Service
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No-Hassle Pricing
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No-fee Quotes
Services Offered
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Double-Hung
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Full-Service Installations
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Custom Windows
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Business Windows
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Aluminum Window Frames
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Architectural Glass
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Fast Delivery
Mike the Glazier Inc
Mineola, NY-
Price Transparency
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No-fee Quotes
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Timely Service
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Helps Educate Customers
Services Offered
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Residential Windows
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Commercial Windows
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Full-Service Installations
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Custom Window Designs
Mikita Door & Window
Freeport, NY-
Free Quotes
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Helps Educate Customers
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No-Hassle Pricing
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Dependable Service
Services Offered
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Custom Window Designs
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Sliding Glass
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Double-Hung
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Bay Windows
Sears Window Replacement
East Northport, NY-
Award-Winning
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Helps Educate Customers
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Free Quotes
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No-Hassle Pricing
Services Offered
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Sliding Glass
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Custom Windows
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Energy-Efficient Options
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Double-Hung
Competition Glass
Port Washington, NY-
Excellent Customer Service
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No-fee Quotes
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Educational Website
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Dependable Service
Services Offered
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Fast Delivery
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Custom Window Designs
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Full-Service Installations
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Business Windows
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Sliding Glass
How Installing Energy-Efficient Windows in Port Jefferson Saves You Money
By switching to energy-efficient windows, you and your family can benefit in several ways, including:
- Save money on electricity bills: After you switch to energy-efficient windows, you can expect a reduction in your bills by about 12% since you'll need less energy to heat or cool your house.
- Protect your valuables from fading: The low-emissivity coatings on many energy-efficient windows filter out damaging UV rays, preventing your furniture, carpet and other valuables from fading.
- Protect your investment: Keeping your windows up to date is an important part of maintaining your property and its value, particularly if your home is on the older side.
- Reduce your carbon footprint: Because energy-efficient windows improve the insulation in your house, you can cut your indirect greenhouse gas emissions by about 12%, according to Energy Star.
Estimated Cost of Window Replacement in Port Jefferson
Let's go over the cost of installing new windows and the kinds of services offered by installers.
How Much Do New Windows Cost?
Though the typical to replace one window is around $600, it can range from $200 to $1,200. But costs vary considerably depending on the size of your home, complexity of the installation, your location and the quality of the company you choose. Many window companies also provide door replacements, which carry a higher price tag.
Whether or not you pick energy-efficient windows is another factor that will determine the cost. These will usually cost more than other windows, but on the other hand, you can save about $215 a year on your energy bills in Port Jefferson.
How much your window installation costs will also vary based on the kind of window material you choose for the frames. Wood windows are usually the most expensive, although it depends if they are solid wood or clad with aluminum or vinyl. Fiberglass windows also tend to be a bit more expensive than vinyl, but they are shown to be more efficient.
What Services do Window Installers Offer?
The first step when planning an installation is to think about whether you need a full-frame or pocket installation.
Full-frame installations are necessary when you want a new style or your window has a lot of rot or deterioration. With this service, your professionals will replace the total window, including the trim, sill and frame. Pocket installations (or retrofits) involve replacing a window within the existing frame, which makes pocket installations less labor-intensive and costly. But, if the frame has any rot or deterioration, you should opt for a full-frame installation instead.
If you're not sure which type of window installation service you should get, your installer can assist you. Generally, the choice depends on factors such as the age and condition of the home, the type of building material, budget and time restrictions.
Best Overall
Renewal by Andersen
- Great industry reputation
- Award-winning company
- Manufactures products in-house
- More expensive than competition
Best Affordability
Window World
- Great industry reputation
- EnergyStar Partner
- Low prices relative to competitors
- Quality of service will depend on your area
Best Warranty
Universal Windows Direct
- Lifetime warranty
- Manufactures products in-house
- Wide variety of products and services
- Quality of service will depend on your area
How We Choose the Best Window Installers in Port Jefferson
In our hunt to find the most reliable, eco-friendly window installers in Port Jefferson, the EcoWatch Reviews team evaluated many companies before settling on these. Along with energy efficiency, we reviewed window companies all across the state and ranked them using the following methodology:
Service Area
Since this is a guide for Port Jefferson, we only included companies that serve the city. There are certainly other reputable providers that didn't make the list because they wouldn't be able to serve homeowners in Port Jefferson.
Work Quality
When installing new windows, the quality and breadth of services can often play just as important of a role in overall efficiency and performance as the type of window you get. We do give window installers more points if they offer high-quality products, but we also consider workmanship as reflected in customer feedback.
Customer Reviews
We analyzed trends in recent online reviews to find the companies with the highest rates of customer satisfaction. Customer satisfaction might be the factor we place the most value on, as it reflects the quality of services across most other categories, including cost, quality of installation, quality of parts, professionalism, warranty and more.
Cost
Cheaper windows don't necessarily mean better windows, but we know many of our readers try to keep costs as low as possible. When analyzing the prices of providers, we awarded higher points to companies with reasonable prices and accessible financing rather than "cheaper" services.
Warranty
Protecting your investment in new windows is important. That's why window installation companies with lengthy warranties for products, parts and labor rank higher with EcoWatch.
Years of Experience
Due to Port Jefferson's climate, homeowners need to be wary of water damage, low efficiency and rot. We factored in local experience to reflect the ability of Port Jefferson window companies to prepare homes for the climate. If a company has less than 10 years of experience, it loses points in this category.
Port Jefferson, NY Window Replacement FAQs
What is the typical cost to replace windows in a home?
The typical cost of installing one window ranges from $450 to $650. There are a variety of factors that influence how much it costs, which include how energy-efficient the windows are, styles and sizes of windows, local labor costs, the number of windows, the materials used in designing the windows and your property's location.
What are the types of windows?
There are several different types of windows you can get for your house, such as casement windows, bay windows, picture windows, awning windows, double-hung and single-hung windows, slider windows and transom windows.
What services do window replacement companies do?
Window installers cover the entire process — from replacing your old windows with new ones to cleaning up after the installation. Additionally, many companies offer window manufacturing, customization and repairs.
How long does it usually take to install windows?
Each window takes around 30 minutes to install based on the type of window. However, the window installation can be a two-day job — or more — if you need to have a lot of windows installed.
When is the best time of year to replace windows?
Replacement windows can be installed during any season, but autumn might be best. Regardless of when you install them, the contractors will take steps to make sure that too much hot or cold air doesn't get into your house, so the temperature outside isn't necessarily a big factor. Most importantly, the weather should be dry.