20 Best Window Companies in Cornwall, NY (2024 Reviews)

If you’re thinking of upgrading to new windows, our list of the best window installation companies can help.

We analyzed all the top-rated window companies in Cornwall and selected the best 20 based on:

  • Customer reviews
  • Window installation expertise
  • Popularity with home-owners like you
EcoWatch Local Advisors

By EcoWatch Local Advisors

Updated April 21, 2024

Why you can trust EcoWatch

Our panel of energy experts work tirelessly to create unbiased reviews and informative content to help homeowners make educated decisions. No other windows site has covered energy efficiency and sustainability as long as EcoWatch, which means we're going to help you find windows replacements that will save on your energy bill and put more money back in your wallet.

Although eco-friendly energy sources like wind and solar are important when it comes to reducing your carbon footprint, improving your home’s energy efficiency can also have a considerable impact on home energy conservation. Traditional, outdated windows could lead to having higher energy bills during the winter or summer months.

That’s not great for either your bank account or the environment, but one of the best window installation companies can help with that.

Efficient windows are especially important in Cornwall, where the temperature varies throughout the year. According to Energy Star, switching to energy-efficient windows can save the average homeowner up to $343 a year.

Best Availability

Renewal by Andersen

★★★★★
4.5
  • Great industry reputation
  • Member of US Green Building Council
  • Manufactures products in-house
Buy One Window, Get One 40% OFF
Get Estimate

Best Energy-Efficient Features

Champion

★★★★★
4.5
  • Many years of experience
  • Low prices relative to competitors
  • Limetime warranty
Buy 2 Windows, Get 2 Free
Get Estimate

Power Home

★★★★★
4.5
  • Uses eco-friendly materials
  • Well-trained, certified installers
  • Lifetime or lengthy warranty
Next-Day Appointments Available
Get Estimate

Best Window Installation & Replacement Companies in Cornwall

The EcoWatch team evaluated dozens of installers in Cornwall to find the top ones for our readers. The installers in this article scored the best in our review categories, which include energy-efficient offerings, price, customer service, local expertise, availability and more.

Window World logo
FAST QUOTE
as little as 30 seconds
Best Affordability

Window World

★★★★★
BBB Rating: A+
Locations: Nationwide
Founded: 1995
Pros:
  • Pros icon EnergyStar Partner
  • Pros icon Large serice area
  • Pros icon Low prices relative to competitors
  • Pros icon Great industry reputation
  • Pros icon Lifetime warranty
Cons:
  • Pros icon 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 industry experience, and it currently provides services to 200 locations nationwide.

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 Windows

Window World carries some Energy Star windows, but note that not all its windows are energy-efficient, so make sure you mention that you want 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 Cornwall?

Prices aren’t available on Window World’s website, but it's known for offering some of the most affordable window installations around. The best way to get more accurate information is to get a free quote from the company.

Renewal by Andersen logo
FAST QUOTE
as little as 30 seconds
Best Overall

Renewal by Andersen

★★★★★
BBB Rating: A
Locations: Nationwide
Founded: 1995
Pros:
  • Pros icon Great industry reputation
  • Pros icon Award-winning company
  • Pros icon Member of US Green Building Council
  • Pros icon Manufactures products in-house
Cons:
  • Pros icon No lifetime warranty
  • Pros icon More expensive than competition

Renewal by Andersen offers the best availability in Cornwall. It's a subsidiary of the Andersen Corporation, a major manufacturer of windows and doors. Andersen has around 27 years of industry experience, and it currently provides services to nearly every state except Mississippi and West Virginia.

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 Windows

Renewal by Andersen carries some Energy Star windows, but note that not all its windows are energy-efficient, so make sure you mention that you want Energy Star windows when inquiring. 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?

Prices aren’t available on Andersen’s website, but 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 information is to get a free quote from the company.

Please note that the following companies are national, meaning the quality of customer service may vary depending on your local crew. We have tried to be unbiased and transparent by describing both pros and cons for each company.

More Window Companies in Cornwall

Renewal by Andersen of Eastern NY

Middletown, NY
4.8
★★★★★
  • Pros icon Price Transparency
  • Pros icon Educational Website
  • Pros icon Good Customer Service
  • Pros icon Free assessment

Services Offered

  • Service icon Energy-Efficient Options
  • Service icon Custom Window Designs
  • Service icon Window Replacement/Installation
  • Service icon Bay Windows
  • Service icon Glass Doors
  • Service icon Skylights
  • Service icon Double-Hung

Website: https://www.rbaeasternny.com/
Address: 28 Fair Ave, Middletown, NY 10940
Phone: (845) 245-2699

Window World of the Hudson Valley

Wappingers Falls, NY
4.8
★★★★★
  • Pros icon Price Transparency
  • Pros icon Free assessment

Services Offered

  • Service icon Window Replacement/Installation
  • Service icon Vinyl Frames
  • Service icon Double-Hung
  • Service icon Bay Windows
  • Service icon Energy-Efficient Options
  • Service icon Glass Doors

Website: https://www.windowworldhudsonvalley.com/
Address: 1315 US-9 #201, Wappingers Falls, NY 12590
Phone: (845) 595-8200

Putnam Windows Inc.

Cold Spring, NY
4.9
★★★★★
  • Pros icon Good Customer Service
  • Pros icon Price Transparency
  • Pros icon Educational Website
  • Pros icon Free assessment

Services Offered

  • Service icon Glass Doors
  • Service icon Vinyl Frames
  • Service icon Window Replacement/Installation
  • Service icon Wood Frames

Website: http://putnamwindows.com/
Address: 2560 US-9, Cold Spring, NY 10516
Phone: (845) 265-4382

Northern Windows Siding, Roofing and Insulation

Goshen, NY
5.0
★★★★★
  • Pros icon Good Customer Service
  • Pros icon Price Transparency
  • Pros icon Free assessment
  • Pros icon Educational Website

Services Offered

  • Service icon Energy-Efficient Options
  • Service icon Window Replacement/Installation

Website: http://northernwindows.com/
Address: 2537 US Hwy, 6 NY-17M, Goshen, NY 10924
Phone: (845) 294-4444

Home Services at The Home Depot

Fishkill, NY
3.2
★★★★★
  • Pros icon Price Transparency
  • Pros icon Good Customer Service
  • Pros icon Educational Website
  • Pros icon Free assessment

Services Offered

  • Service icon Window Replacement/Installation
  • Service icon Storm/Impact Windows
  • Service icon Custom Window Designs
  • Service icon Bay Windows
  • Service icon Screen Repair
  • Service icon Glass Showers
  • Service icon Mirrors
  • Service icon Vinyl Frames
  • Service icon Glass Doors

Website: https://www.homedepot.com/l/Fishkill/NY/Fishkill/12524/6178/services
Address: 450 US-9, Fishkill, NY 12524
Phone: (845) 217-1984

Jilco Window Corp.

Granite Springs, NY
4.7
★★★★★
  • Pros icon Good Customer Service
  • Pros icon Price Transparency

Services Offered

  • Service icon Window Replacement/Installation
  • Service icon Vinyl Frames
  • Service icon Skylights
  • Service icon Glass Doors
  • Service icon Energy-Efficient Options

Website: https://www.jilcowindow.com/
Address: 135 Mahopac Ave, Granite Springs, NY 10527
Phone: (914) 248-6100

Rockland County NY Handyman Services llc

New City, NY
4.8
★★★★★
  • Pros icon Timely Service
  • Pros icon Educational Website
  • Pros icon Price Transparency
  • Pros icon Good Customer Service
  • Pros icon Free assessment

Services Offered

  • Service icon Window Replacement/Installation

Website: https://rocklandcountyhandyman.com/
Address: 3 E Evergreen Rd ste 101, New City, NY 10956
Phone: (845) 250-6565

A To Z Home Professionals

Walden, NY
3.0
★★★★★

    Services Offered

    • Service icon Window Replacement/Installation
    • Service icon Energy-Efficient Options

    Website: http://www.a-zhomeprofessionals.com/
    Address: 23 E Main St, Walden, NY 12586
    Phone: (845) 778-2706

    HPM Craftsmen

    Holmes, NY
    4.6
    ★★★★★
    • Pros icon Good Customer Service
    • Pros icon Free assessment
    • Pros icon Price Transparency
    • Pros icon Educational Website

    Services Offered

    • Service icon Window Replacement/Installation

    Website: https://www.hpmcraftsmen.com/
    Address: 5 Milltown Rd Suite A, Holmes, NY 12531
    Phone: (845) 878-3004

    Affordable Windows And Doors

    Monsey, NY
    4.6
    ★★★★★
    • Pros icon Good Customer Service
    • Pros icon Price Transparency
    • Pros icon Educational Website

    Services Offered

    • Service icon Metal Frames
    • Service icon Skylights
    • Service icon Vinyl Frames
    • Service icon Window Replacement/Installation
    • Service icon Glass Doors

    Website: http://www.affordablewindowsdoorsny.com/
    Address: 30 Melnick Dr Suite 9, Monsey, NY 10952
    Phone: (845) 371-4477

    Croton Home Center

    Ossining, NY
    4.2
    ★★★★★
    • Pros icon Good Customer Service
    • Pros icon Educational Website
    • Pros icon Price Transparency

    Services Offered

    • Service icon Skylights
    • Service icon Window Replacement/Installation

    Website: http://www.crotonhomecenter.com/
    Address: 77 Water St, Ossining, NY 10562
    Phone: (914) 762-4900

    Glass Doctor of Ramsey

    Ramsey, NJ
    4.9
    ★★★★★
    • Pros icon Price Transparency
    • Pros icon Educational Website
    • Pros icon Good Customer Service

    Services Offered

    • Service icon Glass Showers
    • Service icon Glass Repair
    • Service icon Window Replacement/Installation
    • Service icon Custom Glass
    • Service icon Energy-Efficient Options
    • Service icon Mirrors
    • Service icon Glass Doors
    • Service icon Window Repair

    Website: https://glassdoctor.com/ramsey
    Address: 75 Orchard St, Ramsey, NJ 07446
    Phone: (201) 825-4600

    Westchester Window

    Thornwood, NY
    4.9
    ★★★★★
    • Pros icon Price Transparency
    • Pros icon Educational Website
    • Pros icon Free assessment
    • Pros icon Good Customer Service

    Services Offered

    • Service icon Energy-Efficient Options
    • Service icon Wood Frames
    • Service icon Window Replacement/Installation
    • Service icon Glass Doors

    Website: http://www.westchesterwindow.com/
    Address: 51 Kensico Rd b, Thornwood, NY 10594
    Phone: (914) 310-4421

    Wythe Windows

    Ramsey, NJ
    4.6
    ★★★★★
    • Pros icon Educational Website
    • Pros icon Good Customer Service

    Services Offered

    • Service icon Window Replacement/Installation
    • Service icon Triple Pane Glass

    Website: http://www.wythewindows.com/
    Address: 50 Spring St, Ramsey, NJ 07446
    Phone: (201) 962-7444

    Star Remodeling

    Wallkill, NY
    3.1
    ★★★★★
    • Pros icon Educational Website
    • Pros icon Good Customer Service
    • Pros icon Price Transparency

    Services Offered

    • Service icon Glass Showers
    • Service icon Window Replacement/Installation

    Website: https://www.starremodeling.org/
    Address: 123 Mulford Dr, Wallkill, NY 12589
    Phone: (845) 421-0277

    Asap Windows and Doors

    New City, NY
    3.4
    ★★★★★
    • Pros icon Good Customer Service

    Services Offered

    • Service icon Double-Hung
    • Service icon Window Replacement/Installation
    • Service icon Bay Windows
    • Service icon Glass Doors

    Website: http://www.refinedbyasap.com/
    Address: Heritage Dr, New City, NY 10956
    Phone: (201) 388-8128

    Monsey Glass Co.

    Nanuet, NY
    4.1
    ★★★★★
    • Pros icon Price Transparency
    • Pros icon Free assessment
    • Pros icon Good Customer Service

    Services Offered

    • Service icon Custom Glass
    • Service icon Screen Repair
    • Service icon Custom Window Designs
    • Service icon Glass Showers
    • Service icon Energy-Efficient Options
    • Service icon Mirrors
    • Service icon Glass Repair
    • Service icon Window Replacement/Installation

    Website: https://monseyglass.com/
    Address: 33 NY-304 Suite 7, Nanuet, NY 10954
    Phone: (845) 352-2200

    Ben Wilson Construction

    Wappingers Falls, NY
    2.9
    ★★★★★
    • Pros icon Free assessment
    • Pros icon Price Transparency

    Services Offered

    • Service icon Window Replacement/Installation

    Website: http://www.benwilsonconstruction.com/
    Address: 1522 NY-376, Wappingers Falls, NY 12590
    Phone: (845) 797-1264

    Aspen Home Remodeling, LLC.

    Oradell, NJ
    5
    ★★★★★
    • Pros icon Educational Website
    • Pros icon Good Customer Service
    • Pros icon Price Transparency
    • Pros icon Free assessment

    Services Offered

    • Service icon Energy-Efficient Options
    • Service icon Skylights
    • Service icon Window Replacement/Installation

    Website: https://www.aspenhomeremodelingllc.com/
    Address: 700 Kinderkamack Rd #101, Oradell, NJ 07649
    Phone: (201) 994-5354

    American Windows Plus Inc

    White Plains, NY
    4.8
    ★★★★★
    • Pros icon Good Customer Service
    • Pros icon Free assessment
    • Pros icon Educational Website

    Services Offered

    • Service icon Metal Frames
    • Service icon Vinyl Frames
    • Service icon Window Replacement/Installation
    • Service icon Wood Frames
    • Service icon Window Repair
    • Service icon Energy-Efficient Options
    • Service icon Glass Doors

    Website: https://www.americanwindowsplus.com/
    Address: 169 Mamaroneck Ave 2fl # 11, White Plains, NY 10601
    Phone: (646) 875-6737
    Cornwall Window Cost Calculator

    Calculate how much you can expect to pay for window installation and replacement in Cornwall, NY using our customized window cost calculator.

    Estimated Window Cost:
    161 homeowners have requested a free estimate in the last 3 days.

    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 Cornwall Saves You Money

    There are several perks of switching to energy-efficient windows. Some reasons you may want to consider making the switch are the following:

    • Save on electricity bills: Installing energy-efficient windows lowers your energy bills by about 12% because you need less energy.
    • Decrease your carbon footprint: By using less energy after upgrading to energy-efficient windows, you’ll also be reducing your indirect greenhouse gas emissions by about 12%, according to Energy Star.
    • Protect your investment: Keeping your windows up to date is an important part of maintaining your property and its value, especially if you have an older home.
    • Protect your valuables: The low-emissivity coatings on many Energy Star certified windows help prevent your floors, carpets and furniture from fading by filtering out UV rays.

    Estimated Cost of Window Replacement in Cornwall

    When looking into window installation, each company offers different services and costs. Let’s look at some average costs and services.

    How Much Do New Windows Cost?

    Even though the average cost of installing one window is about $600, it can range from $200 to $1,200. But prices 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 installers also offer door installations and replacements, which have a higher price tag.

    With windows, efficiency is one of the most important factors for most homeowners. Windows with higher efficiency may cost more initially, but by increasing the efficiency of your home — particularly during the summer and winter — they can provide decades of energy savings. According to Energy Star, buying certified energy-efficient windows can save Cornwall homeowners $343+ a year after replacing single-pane windows.

    Something else that influences the overall cost is the material of the frame you choose. Aluminum frames are typically the least expensive and are sturdy and light, but they provide poor insulation. On the other hand, wood frames are the most expensive because they are aesthetically pleasing and offer decent insulation. Fiberglass and vinyl frames provide good insulation and cost somewhere between the other two.

    What Services do Window Installers Offer?

    The first question to ask yourself when considering a window replacement is: Do you want a full-frame installation or a pocket installation?

    Full-frame installations entail replacing the total window, including the sill, frame and trim. You most likely need a full-frame installation when you want to change the style of your windows or your window has noticeable rot or deterioration. Because these installations are more involved, they will raise the total cost. 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 should opt for a full-frame installation instead.

    If you’re hiring a reputable window installation company, your company can recommend the best type for your project. In Cornwall, the choice will mostly depend on how much damage there is currently and how old your existing frames are.

    Best Availability

    Renewal by Andersen

    ★★★★★
    4.5
    • Great industry reputation
    • Member of US Green Building Council
    • Manufactures products in-house
    Buy One Window, Get One 40% OFF
    Get Estimate

    Best Energy-Efficient Features

    Champion

    ★★★★★
    4.5
    • Many years of experience
    • Low prices relative to competitors
    • Limetime warranty
    Buy 2 Windows, Get 2 Free
    Get Estimate

    Power Home

    ★★★★★
    4.5
    • Uses eco-friendly materials
    • Well-trained, certified installers
    • Lifetime or lengthy warranty
    Next-Day Appointments Available
    Get Estimate

    How We Choose the Best Window Installers in Cornwall

    In our hunt to make your home improvements easier and more eco-friendly in Cornwall, EcoWatch chose the above companies as the best window installation companies in the city. We have reviewed the best window replacement companies in Cornwall mostly based on their energy efficient offerings, as the most sustainable option also benefits homeowners in many ways. Energy-efficient windows have been shown to lower electricity bills by hundreds of dollars. Along with energy efficiency, our rating methodology is based on the following factors:

    Service Area

    This one is pretty self-explanatory, but we’ve chosen to highlight window installation companies that serve a wide variety of states and cities so you can find a quality window installation company near you.

    Work Quality

    We’re willing to bet that you’re looking for professionals who do a great job installing windows. We’ve vetted each company included in our guide to make sure its technicians are well-qualified and that the company has received plenty of positive customer feedback to vouch for its service.

    Customer Reviews

    We analyzed patterns in recent online reviews to find the companies with the most customer satisfaction, weighted by sample size. Customer satisfaction may be the factor we place the most value on, as it reflects the quality of services across most other categories, including quality of installation, professionalism, cost, quality of parts, warranty and more.

    Cost

    Cheaper windows certainly don’t mean better windows, but we know many of our readers try to keep costs low when possible. When analyzing the prices of providers, we gave higher scores to companies with reasonable prices and accessible financing rather than “cheaper” services.

    Warranty

    As discussed previously, windows are a serious 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 labor rank higher with EcoWatch.

    Years of Experience

    Because of Cornwall’s climate, homeowners need to be wary of water damage, rot and low efficiency. We factored in local experience to reflect the ability of Cornwall window companies to prepare homes for the climate. If a company has less than 10 years of experience, it loses points in this category.

    Cornwall, NY Window Replacement FAQs

    How much does window installation cost?

    The average cost of installing a window ranges from $450 to $650. There are several factors that affect how much it costs, including the number of windows, your property’s location, local labor costs, the materials used in designing the windows, styles and sizes of windows and how energy-efficient the windows are.

    What are the types of windows?

    The most common types of windows for homes are casement windows, transom windows, slider windows, double-hung and single-hung windows, picture windows, bay windows and awning windows.

    Can I install my own windows?

    Although it is possible to install your own windows, doing so is time-consuming and requires a lot of handiness. Using a window installation company can help guarantee that the job is done properly and that you won’t have to spend the time and effort to do it yourself.

    What time of year is a good time to replace my windows?

    Although you can install windows any time of year, warmer weather is usually better for installing replacement windows. Additionally, it shouldn’t be raining, as rain can make the installation more difficult.

    Should I replace my windows all at the same time?

    If you’re upgrading your windows because of energy-efficiency, replacing all of your windows at the same time is the only way to see a noticeable difference. On the other hand, if you have just one or two windows that are broken or leaky, you can replace just those.