22 Best Window Replacement Companies in Cornwall, NY (Mar 2023)
Window Companies Near Me
When the time comes to replace your windows, our reviews of the best window installation companies can help you find the provider for you.
We analyzed all the top window installers in Cornwall and selected the top 22 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
Whether you're doing home renovations or have old windows, windows play a crucial role in conserving your home's energy. If you have old or damaged windows, your HVAC system could be working extra hard to heat or cool your house. This means spending more on electricity bills.
That's not great for either your wallet or the environment, but one of the top window installation companies can help you with that.
Unlike other sites, EcoWatch ranks window replacement companies based on energy efficiency while also factoring in cost, customer satisfaction and service area.
Best Overall
Renewal by Andersen
- Great industry reputation
- Member of US Green Building Council
- Award-winning company
- No lifetime warranty
Best Affordability
Window World
- Large serice area
- Low prices relative to competitors
- Lifetime warranty
- Quality of service will depend on your area
Best Warranty
Universal Windows Direct
- Wide variety of products and services
- Manufactures products in-house
- Makes charitable contributions
- Limited service area
Best Window Replacement Companies in Cornwall
The EcoWatch team examined dozens of companies that serve the Cornwall area to find the best window installation companies by our standards. The providers we've included in this article scored best in our categories: energy-efficient offerings, customer service, availability, price and more.

Renewal by Andersen
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Great industry reputation
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Member of US Green Building Council
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Award-winning company
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No lifetime warranty
Renewal by Andersen has the best availability in Cornwall. This window installation company has been operating since 1995 and currently serves nearly every state except Mississippi and West Virginia.
It has established itself as a company that 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 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 Cornwall?Though prices are not available on Andersen's website, based on customer feedback, you can expect to pay anywhere between $750 to $1,250 per window for an installation with Andersen. The best way to get more accurate pricing information is to get a free quote from the company.

Window World
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Large serice area
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Low prices relative to competitors
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Lifetime warranty
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Quality of service will depend on your area
Window World offers windows expertise in Cornwall. It's 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 sector. The company has hundreds of glowing reviews from customers on online review websites.
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 range of window types available from Window World, 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 Cornwall?Although pricing information is not readily available on Window World's website, it's known for offering some of the most affordable window installations around. The best way to know for sure is to get a free quote from the company.

Universal Windows Direct
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Wide variety of products and services
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Manufactures products in-house
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Makes charitable contributions
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Limited service area
Universal Windows Direct has the best warranty in Cornwall. It's a company that has grown immensely since its inception in 2002, and now has several franchise dealers nationwide. This provider has 20 years of experience in the windows industry, and it has become one of the most reputable companies in Cornwall. The company has many glowing reviews from customers online.
It has established itself as 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 offering a variety of energy-efficient windows that are Energy Star certified. 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 Cornwall?Prices aren't displayed 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. For more accurate information on pricing, you can get a quote from the company.
We aim to be unbiased and transparent by describing pros and cons for every company we review. Additionally, our rankings are not affected by any partnerships.
More Window Replacement Companies in Cornwall
Renewal by Andersen Window Replacement
Middletown, NY-
Locally Recognized for Quality
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Excellent Customer Service
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No-fee Quotes
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Price Transparency
Services Offered
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Architectural Glass
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Energy-Efficient Options
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Custom Window Designs
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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
ATM Mirror & Glass
Buchanan, NY-
Educational Website
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Locally Recognized for Quality
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Price Transparency
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Excellent Customer Service
Services Offered
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Residential Windows
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Architectural Glass
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Glass Showers
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Fast Delivery
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Energy-Efficient Options
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Doors
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Custom Windows
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Aluminum Window Frames
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Business Windows
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Sliding Glass
Giant Siding and Windows
White Plains, NY-
Locally Recognized for Quality
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Consistent Workmanship
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Good Customer 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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Business Windows
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Double-Hung
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Sliding Glass
Home Supply Window & Door
Hawthorne, NJ-
No-Hassle Pricing
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Reliable Appointment Windows
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Excellent Customer Service
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No-fee Quotes
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 Windows
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Aluminum Window Frames
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Commercial Windows
Complete Roof Systems
Dumont, NJ-
Arrives on Time
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No-Hassle Pricing
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Reliable Service
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Educational Website
Services Offered
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Residential Windows
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Fast Delivery
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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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Business Windows
ABCO Glazing
Suffern, NY-
No-fee Quotes
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Helps Educate Customers
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No-Hassle Pricing
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Excellent Customer Service
Services Offered
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Residential Windows
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Architectural Glass
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Glass Showers
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Tempered Glass
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Custom Window Designs
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Aluminum Window Frames
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Commercial Windows
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Stained Glass
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Sliding Glass
Mr. Handyman Tri-County
Wayne, NJ-
Price Transparency
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Free Quotes
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Award-Winning
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Timely Service
Services Offered
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Custom Window Designs
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Residential Windows
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Commercial Windows
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Double-Hung
Lowe's Home Improvement
Highland, NY-
Consistent Workmanship
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Excellent Customer Service
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Arrives on Time
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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
American Windows Plus Inc
White Plains, NY-
No-fee Quotes
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Helps Educate Customers
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Dependable Service
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Excellent 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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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
Home Pro Exteriors, Inc.
Middletown, NY-
Educational Website
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Award-Winning
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Consistent Workmanship
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Arrives on Time
Services Offered
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Custom Window Designs
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Residential Windows
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Business Windows
Window King of Connecticut
Stamford, CT-
No-Hassle Pricing
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Good Customer Service
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No-fee Quotes
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Timely 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
All Seasons Roofing & Siding Inc
New Windsor, NY-
No-fee Quotes
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Price Transparency
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Dependable Service
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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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Custom Windows
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Aluminum Window Frames
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Business Windows
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Double-Hung
New Beginnings Window and Door
Wappingers Falls, NY-
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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Residential Windows
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Architectural Glass
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Fast Delivery
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Custom Window Designs
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Full-Service Installations
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Commercial Windows
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Sliding Glass
Ring's End
South Salem, NY-
Educational Website
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Good Customer Service
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No-Hassle Pricing
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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 Windows
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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
Window World Westchester
Tuckahoe, NY-
Good Customer Service
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Free Quotes
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Dependable Service
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Gives to charity
Services Offered
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Custom Windows
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Architectural Glass
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Sliding Glass
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Double-Hung
Sears Window Replacement
Newburgh, NY-
Consistent Workmanship
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Educational Website
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Free Quotes
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Price Transparency
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
Franzoso Contracting
Croton-On-Hudson, NY-
Helps Educate Customers
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No-fee Quotes
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Price Transparency
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Reliable Service
Services Offered
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Custom Windows
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Aluminum Window Frames
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Full-Service Installations
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Energy-Efficient Options
Pleasantville Glass & Mirror Inc.
Hawthorne, NY-
Reliable Appointment Windows
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Free Quotes
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Price Transparency
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Reliable Service
Services Offered
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Heavy Glass
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Tempered Glass
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Custom Window Designs
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Commercial Windows
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Stained Glass
HPM Craftsmen - Renovations, Bathroom & Kitchen Remodeling Contractors Holmes NY
Holmes, NY-
Dependable Service
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Educational Website
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No-Hassle Pricing
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Good Customer Service
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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Residential Windows
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Commercial Windows
Affordable Windows And Doors
Monsey, NY-
Good Customer Service
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Locally Recognized for Quality
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Helps Educate Customers
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Price Transparency
Services Offered
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Residential Windows
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Fast Delivery
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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
House Window Replacement & Installation
third floor, NJ-
Free Quotes
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Price Transparency
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Helps Educate Customers
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Good Customer Service
Services Offered
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Residential Windows
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Energy-Efficient Options
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Custom Windows
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Commercial Windows
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Double-Hung
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Sliding Glass
Window Repair, Replacement & Installation
Fair Lawn, NJ-
Educational Website
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No-fee Quotes
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Excellent Customer Service
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No-Hassle Pricing
Services Offered
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Residential Windows
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Energy-Efficient Options
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Custom Windows
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Commercial Windows
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Double-Hung
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Sliding Glass
How Installing Energy-Efficient Windows in Cornwall Saves You Money
When you switch to energy-efficient windows, you may see several perks, including:
- Protect your investment: When you have an older home, your windows could also be outdated or drafty. Upgrading your windows is an important part of maintaining your property and its real estate value.
- Save on energy bills: Because energy-efficient windows reduce the amount of energy needed to heat or cool your home, the switch can help you save around $343 annually on your energy bills in Cornwall.
- Protect your valuables from fading: The low-emissivity coatings on some energy-efficient windows filter out damaging UV rays, preventing fading of your furniture, carpet and other valuables.
- Reduce your carbon footprint: Since energy-efficient windows improve the insulation in your house, you can cut your carbon footprint by about 12%, according to Energy Star.
Estimated Cost of Window Replacement in Cornwall
Each window installer offers various services and has different price points based on several factors.
How Much Do New Windows Cost?
The national average cost to replace a single window is about $600 but can range anywhere from $200 to $1,200. But prices differ considerably based on the size of your home, complexity of the installation, your location and the quality of the company you choose. Many window installers also offer door installations, which have a higher price tag.
It's also worth keeping in mind that energy-efficient windows will usually cost more initially, but Energy Star estimates that switching out the windows on your Cornwall home translates to an average energy savings of $236 to $319 each year for single-pane window replacement, or between $87 to $126 each year for double-pane windows. How much you'll save by switching to energy-efficient windows depends on your local climate, energy rates and other factors unique to your home.
Requesting free quotes from several companies is the best way to find out which one will work best for your budget.
What Services do Window Installers Offer?
The first step when planning a replacement is to figure out whether you should get a full-frame or pocket installation.
Full-frame installations are usually done when you want a new style or your window has a lot of rot or deterioration. With this service, your installers will replace the complete window, including the trim, sill and frame. Pocket installations are simpler and won't carry as large a bill, as they involve simply replacing the window within its existing frame. But if the frame has any damage, you may need a full-frame installation instead.
Your window installation company should be able to help you figure out which type of installation you need.
Best Overall
Renewal by Andersen
- Great industry reputation
- Member of US Green Building Council
- Award-winning company
- No lifetime warranty
Best Affordability
Window World
- Large serice area
- Low prices relative to competitors
- Lifetime warranty
- Quality of service will depend on your area
Best Warranty
Universal Windows Direct
- Wide variety of products and services
- Manufactures products in-house
- Makes charitable contributions
- Limited service area
How We Choose the Best Window Installers in Cornwall
In our hunt to find the most reliable, eco-friendly window installers in Cornwall, the EcoWatch Reviews team assessed dozens of companies before settling on these. We have decided to review the top window replacement companies in Cornwall mainly based on their energy efficient offerings, as it's what's best for the environment and for you as a homeowner. Energy-efficient windows have been shown to reduce your power bills by hundreds of dollars. Along with energy efficiency, our rating methodology takes the following factors into consideration:
Service Area
Because this is a guide for Cornwall, we gave more points to companies that cover the city. There are other reputable providers that didn't make the list because of the low odds that they would serve the average homeowner in Cornwall.
Work Quality
When it comes to new windows, the quality and variety of services can often play just as important of a role in overall efficiency and performance as the type of window you opt for. We do rate window installers higher if they offer high-quality products, but we also consider workmanship as reflected in customer feedback.
Customer Reviews
Customer feedback is another very important review factor. If most customers don't have good feedback about their service from a certain window installation company, it won't be featured on EcoWatch.
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 providers' prices, we gave higher scores 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 that offer lengthy warranties for products, parts and installation (aka workmanship) rank higher with EcoWatch.
Years of Experience
Because of Cornwall's climate, homeowners will want to mitigate low efficiency, water damage and rot. We factored in local experience to reflect the ability of Cornwall window companies to prepare homes for these issues. If a company has less than 10 years of experience, it loses points in this category.
Cornwall, NY Window Replacement FAQs
What is the average cost to replace windows?
The typical cost of installing one window ranges from $450 to $650. There are a variety of factors that influence the price, including local labor costs, styles and sizes of windows, how energy-efficient the windows are, the number of windows, the materials used in designing the windows and your property's location.
Which kind of window should I get?
Generally, double-pane windows are more efficient than single-pane windows and windows that do not open are more efficient than windows that do. If you want to be sure you'll have the most energy-efficient windows, look for models that have the blue Energy Star certification — this means they're certified energy-efficient by the U.S. Department of Energy.
Can you install your own windows?
If you're handy and know how to replace a window, you may be able to install your own windows. However, if you don't have the time or know-how, we recommend getting a professional to do it for you.
How long does window installation take?
Since the average installation time of a window is 30 minutes, around 16 windows can be installed during an 8-hour work day.
How often do you need to replace your windows?
Windows have an average lifespan of about 20 to 30 years. If your windows are older than that, then they should probably be replaced. Apart from that, if your windows have damage anywhere on them, or they have become difficult to operate, they may be in need of replacement.