20 Best Window Companies in Cornwall, NY (2023 Reviews)

When you need to upgrade your windows, our guide to the best window installation companies can help you find the provider for you.

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 September 15, 2023

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 green energy sources like wind and solar are important when it comes to lowering your carbon footprint, improving your home's energy efficiency can also have a large impact on home energy conservation. During the winter months, the last thing you want is your heat to leak out of your drafty windows.

Replacement windows improve the insulation in your home, not only making you more comfortable during extreme temperatures, but also saving you some money and helping the environment.

We've put together this guide on the top installation companies to help you in your search, so you can not only take advantage of brand new windows, but also save money on your energy bills.

Best Availability

Renewal by Andersen

★★★★★
4.5

  • Great industry reputation
  • Member of US Green Building Council
  • Manufactures products in-house

Best Energy-Efficient Features

Champion

★★★★★
4.5

  • Many years of experience
  • Low prices relative to competitors
  • Limetime warranty

Window Veteran

Window World

★★★★★
4.5

  • EnergyStar Partner
  • Wide variety of products and services
  • Lifetime Warranty

Best Window Installation & Replacement Companies in Cornwall

The EcoWatch Reviews team researched many window installation companies across Cornwall to narrow our list down to the best ones. We assessed the installers based on their energy-efficient offerings, local experience, coverage area, customer service, price 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. This window installation company has been operating since 1995 and currently serves 200 locations nationwide. Many positive reviews from customers online back the company's reputation.

Window World may be the company for you if you want one 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 Windows

Window World caters to eco-conscious consumers by providing energy-efficient window offerings. 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?

Window World does not outline 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 ask for 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. This window installation company has been operating since 1995 and currently serves nearly every state except Mississippi and West Virginia. Many positive reviews from customers online back the company's reputation.

Andersen may be the company for you if you want one 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 Windows

Renewal by Andersen caters to eco-conscious consumers by providing energy-efficient window offerings. 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?

Andersen does not outline prices 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. The best way to know for sure is to ask for a free quote from the company.

Universal Windows Direct logo
FAST QUOTE
as little as 30 seconds
Best Warranty

Universal Windows Direct

★★★★★
BBB Rating: A
Locations: Nationwide
Founded: 2002
Pros:
  • Pros icon Makes charitable contributions
  • Pros icon Manufactures products in-house
  • Pros icon Wide variety of products and services
  • Pros icon Lifetime warranty
Cons:
  • Pros icon Limited service area
  • Pros icon Some installations carried out by third-party contractors
  • Pros icon Quality of service will depend on your area

Universal Windows Direct offers the best warranty in Cornwall. This company has 20 years of experience in the window installation industry, and it has proved to be one of the most respected companies in the business.

Universal may be the company for you if you want one that has an industry-leading warranty covering products, parts and workmanship for life.

Energy Efficiency of Universal Windows Direct Windows

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. Not all of Universal’s offerings are Energy Star certified, so make sure you mention that you’d like Energy Star windows when inquiring.

How much does Universal Windows Direct cost in Cornwall?

Universal doesn’t have any pricing information displayed on its 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 ask for a free quote on its website for more information about the cost.

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

More Window Companies in Cornwall

Renewal by Andersen of Eastern NY

Middletown, NY
4.4
★★★★★
  • Pros icon Free assessment
  • Pros icon Educational Website
  • Pros icon Price Transparency
  • Pros icon Good Customer Service

Services Offered

  • Service icon Double-Hung
  • Service icon Glass Showers
  • Service icon Custom Window Designs
  • Service icon Sliding Glass
  • Service icon Window Replacement
  • Service icon Commercial Windows
  • Service icon Stained Glass
  • Service icon Residential Windows

Website: https://www.renewalbyandersen.com/window-company/770-eastern-ny/retailer
Address: 28 Fair Ave, Middletown, NY 10940
Phone: (845) 245-2559

Window World of the Hudson Valley

Wappingers Falls, NY
4.2
★★★★★
  • Pros icon Price Transparency
  • Pros icon Free assessment

Services Offered

  • Service icon Sliding Glass
  • Service icon Residential Windows
  • Service icon Double-Hung
  • Service icon Energy-Efficient Options
  • Service icon Window Replacement
  • Service icon Bay Windows
  • Service icon Custom Window Designs

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

Home Services at The Home Depot

Fishkill, NY
4.2
★★★★★
  • Pros icon Educational Website
  • Pros icon Price Transparency
  • Pros icon Good Customer Service
  • Pros icon Free assessment

Services Offered

  • Service icon Window Replacement
  • Service icon Residential Windows
  • Service icon Glass Showers
  • Service icon Custom Window Designs
  • Service icon Energy-Efficient Options
  • Service icon Fast Delivery
  • Service icon Commercial Windows
  • Service icon Stained Glass

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

Northern Windows Siding, Roofing and Insulation

6 NY-17M, NY
4.2
★★★★★
  • Pros icon Good Customer Service
  • Pros icon Price Transparency
  • Pros icon Educational Website
  • Pros icon Free assessment

Services Offered

  • Service icon Custom Window Designs
  • Service icon Commercial Windows
  • Service icon Window Replacement
  • Service icon Double-Hung
  • Service icon Residential Windows

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

Jilco Window Corp.

Granite Springs, NY
4.2
★★★★★
  • Pros icon Price Transparency
  • Pros icon Good Customer Service

Services Offered

  • Service icon Residential Windows
  • Service icon Glass Showers
  • Service icon Full-Service Installations
  • Service icon Custom Window Designs
  • Service icon Window Replacement
  • Service icon Commercial Windows
  • Service icon Aluminum Window Frames

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

Star Remodeling

Wallkill, NY
3.9
★★★★★
  • Pros icon Price Transparency
  • Pros icon Educational Website
  • Pros icon Good Customer Service

Services Offered

  • Service icon Residential Windows
  • Service icon Window Replacement
  • Service icon Full-Service Installations
  • Service icon Glass Showers
  • Service icon Custom Window Designs

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

C&C Glass

Wappingers Falls, NY
4.3
★★★★★
  • Pros icon Educational Website
  • Pros icon Good Customer Service
  • Pros icon Price Transparency

Services Offered

  • Service icon Custom Window Designs
  • Service icon Glass Showers
  • Service icon Residential Windows
  • Service icon Window Repair
  • Service icon Fast Delivery
  • Service icon Window Replacement
  • Service icon Commercial Windows

Website: https://candc.glass/
Address: 942 NY-376, Wappingers Falls, NY 12590
Phone: (845) 552-0969

Glass Doctor of Middletown NY

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

Services Offered

  • Service icon Residential Windows
  • Service icon Energy-Efficient Options
  • Service icon Window Repair
  • Service icon Window Replacement
  • Service icon Commercial Windows
  • Service icon Custom Window Designs
  • Service icon Glass Showers
  • Service icon Fast Delivery
  • Service icon Double-Hung

Website: https://glassdoctor.com/middletown-ny/
Address: 182 W Main St, Middletown, NY 10940
Phone: (845) 343-4611

HPM Craftsmen

Holmes, NY
4.3
★★★★★
  • Pros icon Free assessment
  • Pros icon Price Transparency
  • Pros icon Educational Website
  • Pros icon Good Customer Service

Services Offered

  • Service icon Window Replacement
  • Service icon Custom Window Designs
  • Service icon Double-Hung
  • Service icon Residential Windows
  • Service icon Commercial Windows
  • Service icon Fast Delivery
  • Service icon Glass Showers
  • Service icon Full-Service Installations

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

Honey Do Men Home Remodeling & Repair

Carmel Hamlet, NY
4.3
★★★★★
  • Pros icon Free assessment
  • Pros icon Educational Website
  • Pros icon Timely Service
  • Pros icon Price Transparency
  • Pros icon Good Customer Service

Services Offered

  • Service icon Glass Showers
  • Service icon Custom Window Designs
  • Service icon Window Replacement
  • Service icon Residential Windows
  • Service icon Stained Glass

Website: https://honeydomen.com/
Address: 1995 US-6, Carmel Hamlet, NY 10512
Phone: (914) 837-0411

Under the Sun Improvements

Poughkeepsie, NY
4.1
★★★★★
  • Pros icon Price Transparency
  • Pros icon Timely Service
  • Pros icon Free assessment

Services Offered

  • Service icon Energy-Efficient Options
  • Service icon Residential Windows
  • Service icon Custom Window Designs
  • Service icon Window Replacement

Website: http://underthesunimprovements.com/
Address: 168 Overlook Rd, Poughkeepsie, NY 12603
Phone: (914) 490-1695

Glass Doctor of Ramsey

Ramsey, NJ
4.3
★★★★★
  • Pros icon Good Customer Service
  • Pros icon Price Transparency
  • Pros icon Educational Website

Services Offered

  • Service icon Window Repair
  • Service icon Window Replacement
  • Service icon Custom Window Designs
  • Service icon Commercial Windows
  • Service icon Double-Hung
  • Service icon Residential Windows
  • Service icon Sliding Glass
  • Service icon Glass Showers

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

R & J Window Co

Congers, NY
3.4
★★★★★
  • Pros icon Price Transparency
  • Pros icon Free assessment

Services Offered

  • Service icon Double-Hung
  • Service icon Residential Windows
  • Service icon Bay Windows
  • Service icon Window Replacement
  • Service icon Custom Window Designs

Website: http://www.rjwindows.com/
Address: 7 Garret Ave, Congers, NY 10920
Phone: (845) 735-7602

Tri County Glass & Doors Inc.

Pleasant Valley, NY
4.0
★★★★★
  • Pros icon Good Customer Service
  • Pros icon Free assessment

Services Offered

  • Service icon Custom Window Designs
  • Service icon Window Repair
  • Service icon Residential Windows
  • Service icon Commercial Windows
  • Service icon Window Replacement
  • Service icon Full-Service Installations
  • Service icon Glass Showers
  • Service icon Tempered Glass

Website: http://auto-glass-repair-poughkeepsie.ny-biz.co/
Address: 19 Charles St, Pleasant Valley, NY 12569
Phone: (845) 232-0454

iHome Designs

Oakland, NJ
4.3
★★★★★
  • Pros icon Price Transparency
  • Pros icon Timely Service
  • Pros icon Good Customer Service
  • Pros icon Free assessment
  • Pros icon Educational Website

Services Offered

  • Service icon Residential Windows
  • Service icon Custom Window Designs
  • Service icon Fast Delivery
  • Service icon Double-Hung
  • Service icon Window Replacement

Website: https://www.ihomedesigns.com/
Address: 68 Hiawatha Blvd, Oakland, NJ 07436
Phone: (551) 313-9593

Giant Siding and Windows

White Plains, NY
4.1
★★★★★
  • Pros icon Educational Website
  • Pros icon Price Transparency
  • Pros icon Good Customer Service
  • Pros icon Timely Service

Services Offered

  • Service icon Residential Windows
  • Service icon Commercial Windows
  • Service icon Window Replacement
  • Service icon Custom Window Designs

Website: https://giantsidingandwindows.com/
Address: 901 N Broadway, White Plains, NY 10603
Phone: (914) 358-1913

Xterior Solutions

Hyde Park, NY
4.0
★★★★★
  • Pros icon Free assessment
  • Pros icon Educational Website

Services Offered

  • Service icon Window Replacement
  • Service icon Commercial Windows
  • Service icon Residential Windows
  • Service icon Custom Window Designs

Website: https://www.myxteriorsolution.com/
Address: 190 Cardinal Rd, Hyde Park, NY 12538
Phone: (845) 232-6518

American Windows Plus Inc

White Plains, NY
4.3
★★★★★
  • Pros icon Educational Website
  • Pros icon Good Customer Service
  • Pros icon Free assessment

Services Offered

  • Service icon Custom Window Designs
  • Service icon Commercial Windows
  • Service icon Energy-Efficient Options
  • Service icon Sliding Glass
  • Service icon Window Replacement
  • Service icon Double-Hung
  • Service icon Aluminum Window Frames
  • Service icon Residential Windows
  • Service icon Window Repair

Website: https://www.americanwindowsplus.com/
Address: 169 mamaroneck ave 2fl # 11, White Plains, NY 10601
Phone: (646) 875-6737

Aspen Home Remodeling, LLC.

Oradell, NJ
4.2
★★★★★
  • Pros icon Educational Website
  • Pros icon Price Transparency
  • Pros icon Free assessment
  • Pros icon Good Customer Service

Services Offered

  • Service icon Residential Windows
  • Service icon Custom Window Designs
  • Service icon Window Replacement
  • Service icon Commercial Windows

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

Home Supply Window & Door

Hawthorne, NJ
4.3
★★★★★
  • Pros icon Timely Service
  • Pros icon Good Customer Service
  • Pros icon Educational Website
  • Pros icon Free assessment
  • Pros icon Price Transparency

Services Offered

  • Service icon Window Replacement
  • Service icon Custom Window Designs
  • Service icon Fast Delivery
  • Service icon Energy-Efficient Options
  • Service icon Glass Showers
  • Service icon Sliding Glass
  • Service icon Residential Windows
  • Service icon Aluminum Window Frames
  • Service icon Commercial Windows

Website: https://www.hswindows.com/
Address: 160 Van Winkle Ave, Hawthorne, NJ 07506
Phone: (973) 949-5401
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

Upgrading to energy-efficient windows can help improve the comfort of your home and help you save on electricity bills. Here are more details about how upgrading your windows could benefit you:

  • Reduce your carbon footprint: Reducing the amount of energy you use also lowers your carbon emissions. You could reduce it by about 65 pounds.
  • More efficient energy use in your home: Because the winters can get very cold in Cornwall, homeowners usually rely on their heater during that time. Energy-efficient windows reduce how much heat is lost through your windows, making it easier to keep your home warm.
  • Better temperature control in your home: Energy-efficient windows can lower how hard your AC needs to work to cool your home.
  • Protect your investment: The older your home is, the more likely it is that switching to energy-efficient windows will benefit you. Older homes usually have windows that are outdated, drafty or potentially even damaged in some way. Upgrading your windows could help increase the value of your property if you decide to sell.

Estimated Cost of Window Replacement in Cornwall

Each window installation company provides varying services and has varying costs based on several factors.

How Much Do New Windows Cost?

On average, Cornwall homeowners can expect their replacement window installations to range from $250 to $1,200. The average cost is at about $600. How much it will cost varies depending on several factors, like the location of your home, material, size, type, number of windows and more.

Bear in mind that energy-efficient windows may cost more upfront, but Energy Star predicts the upgrade will save you between $101 and $583 per year when you replace single-pane windows and between $27 and $197 per year when you replace double-pane, clear glass windows. Your exact savings will vary depending on your local climate, energy rates and individual home characteristics.

Something else that influences the overall cost is the material of the frame you select. Aluminum frames are typically the least expensive and are sturdy and light, but they provide poor insulation. On the other hand, wood frames cost the most, as they are aesthetically pleasing and provide 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 an installation is to clarify whether you should get a full-frame or pocket installation.

Full-frame installations involve replacing the full window — the sill, frame, trim and all. These are typically done when you want a different style for your windows or when it has a great amount of rot or deterioration. Full-frame installations are more comprehensive and will increase overall costs. Pocket installations (also known as retrofits) are when you replace a window without replacing the frame. Pocket installations are simpler and won't cost as much, but you can't do this type of installment if you have any pre-existing rot or water damage.

Your window installer can help you choose which type of installation you should get.

Best Availability

Renewal by Andersen

★★★★★
4.5

  • Great industry reputation
  • Member of US Green Building Council
  • Manufactures products in-house

Best Energy-Efficient Features

Champion

★★★★★
4.5

  • Many years of experience
  • Low prices relative to competitors
  • Limetime warranty

Window Veteran

Window World

★★★★★
4.5

  • EnergyStar Partner
  • Wide variety of products and services
  • Lifetime Warranty

How We Choose the Best Window Installers in Cornwall

In our hunt to make your home improvements easier and more eco-friendly in Cornwall, the EcoWatch team assessed many companies before deciding on these. Along with energy efficiency, we evaluated several window installers in Cornwall and ranked them using the following methodology:

Service Area

This one is self-explanatory, but we've chosen to highlight window installers that serve Cornwall so you can find the best window installation company near you.

Work Quality

When choosing new windows, the quality and range of services can often play just as important of a role in overall efficiency and performance as the brand you get. We do rate window installers higher if they offer high-quality products, but we also factor in workmanship as reflected in customer feedback.

Customer Reviews

We analyzed trends in recent online reviews to determine the companies with the most customer satisfaction, weighted by sample size. Customer satisfaction might be the most important factor, as it reflects the quality of services across most other categories, including warranty, professionalism, cost, quality of installation, quality of parts and more.

Cost

Cheaper windows certainly don't 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 gave higher scores to companies with reasonable prices and accessible financing rather than "cheaper" services.

Warranty

Protecting your investment in new windows is important to many homeowners. For that reason, window installation companies that have lengthy warranties for products, parts and labor rank higher with EcoWatch.

Years of Experience

Due to Cornwall's climate, homeowners will want to mitigate 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 typical cost to install one window can range between $450 and $650. There are many factors that affect the price, including local labor costs, the materials used in designing the windows, styles and sizes of windows, your property's location, how energy-efficient the windows are and the number of windows.

What type of window is the most energy-efficient?

A window's energy efficiency is affected by a number of factors, including the quality of the installation and the kind of window. Look for Energy Star Certified windows — these are typically the most energy-efficient since they are certified by the U.S. Department of Energy.

Can I replace my own windows?

If you're handy and have experience with installing a replacement window, it's possible to install your own windows. However, if you don't have the time or experience, we recommend getting a professional to do it for you.

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

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

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