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

When the time comes to replace your windows, our list of the top window installation companies can help you find the right provider for you.

We analyzed all the top-rated window companies in Nesconset 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 February 01, 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 clean 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. When it’s the middle of winter, your outdated and drafty windows could be making your home harder to heat and costing you more in power bills.

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

Because windows have such a considerable impact on your home, selecting the best company for you is a big choice to make. That’s why the EcoWatch team has put together this list of the best window replacement companies, so you can make an informed decision more easily.

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 Nesconset

The EcoWatch Reviews team assessed dozens of providers that serve the Nesconset area to find the top window installation companies that fit our standards. We assessed the companies based on their energy-efficient offerings, local experience, coverage area, customer service, price and more.

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 is a subsidiary of the Andersen Corporation, a major manufacturer of windows and doors. Andersen has over 27 years of industry experience, and it currently provides services to nearly every state except Mississippi and West Virginia. Hundreds of 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

There are a wide range of window types available from Renewal by Andersen, 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 Nesconset?

Prices are not available on Andersen’s website, as the cost of window installment differs based on how many and what type(s) of windows you need. However, based on customer feedback, you can expect to pay anywhere between $750 to $1,250 per window for an installation with Andersen. You can request a free quote on its website for more information about the cost.

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 is the largest window replacement company in the country, known for its vinyl windows and affordability. Window World has over 27 years of industry experience, and it currently provides services to 200 locations nationwide. Hundreds of 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

There 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 Nesconset?

Prices are not available on Window World’s website, as the cost of window installment differs based on how many and what type(s) of windows you need. However, it's known for offering some of the most affordable window installations around. You can request a free quote on its website for more information about the cost.

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 is a company that has grown immensely since its inception in 2002, and now has several franchise dealers nationwide. Universal has over 20 years of industry experience, and it currently provides services to 27 states nationwide. Hundreds of positive reviews from customers online back the company's reputation.

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

There are a wide range of window types available from Universal Windows Direct, some of which are Energy Star products. 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 Nesconset?

Prices are not available on Universal’s website, as the cost of window installment differs based 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. You can request a free quote on its website for more information about the cost.

One thing to note is that the companies in this section are national, which means the quality of customer service may vary depending on your local crew. We have tried to be unbiased and transparent by listing pros and cons for every company.

More Window Companies in Nesconset

Renewal by Andersen of Long Island

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

Services Offered

  • Service icon Sliding Glass Doors
  • Service icon Commercial Windows
  • Service icon Storm Doors
  • Service icon Window Install & Replacement
  • Service icon Glass Doors
  • Service icon Andersen
  • Service icon Skylights
  • Service icon Bay Windows

Website: https://www.renewalbyandersen.com/window-company/800-long-island-ny/retailer
Address: 2029 New Hwy, Farmingdale, NY 11735
Phone: (631) 843-1713

Window World of Long Island

Farmingdale, NY
4.7
★★★★★
  • Pros icon Educational Website
  • Pros icon Free assessment
  • Pros icon Timely Service
  • Pros icon Price Transparency
  • Pros icon Good Customer Service

Services Offered

  • Service icon Bay Windows
  • Service icon Window Install & Replacement
  • Service icon Storm Doors
  • Service icon Double-Hung
  • Service icon Sliding Glass Doors
  • Service icon Custom Window Designs

Website: http://www.windowworldlongisland.com/
Address: 33 Hempstead Tpke, Farmingdale, NY 11735
Phone: (516) 377-3500

Window Nation

Wallingford, CT
4.7
★★★★★
  • Pros icon Good Customer Service
  • Pros icon Educational Website
  • Pros icon Price Transparency
  • Pros icon Free assessment

Services Offered

  • Service icon Window Install & Replacement
  • Service icon Sliding Glass Doors
  • Service icon Energy-Efficient Options
  • Service icon Fiberglass Frames
  • Service icon Bay Windows

Website: https://www.windownation.com/hartford-ct-showroom/
Address: 1070 N Farms Rd Unit 1, Wallingford, CT 06492
Phone: (475) 253-0015

Mr. Handyman of Huntington and Smithtown

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

Services Offered

  • Service icon Window Repair
  • Service icon Glass Repair
  • Service icon Bay Windows
  • Service icon Commercial Windows
  • Service icon Window Install & Replacement

Website: https://www.mrhandyman.com/huntington-smithtown/
Address: 514 Larkfield Rd Suite 8, East Northport, NY 11731
Phone: (631) 257-3213

EcoView Windows of Long Island

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

Services Offered

  • Service icon Bay Windows
  • Service icon Window Install & Replacement
  • Service icon Sliding Glass Doors
  • Service icon Fiberglass Frames

Website: http://www.ecoviewwindowsli.com/
Address: 54 Enter Ln, Islandia, NY 11749
Phone: (631) 538-4731

All Pro Remodeling Corp

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

Services Offered

  • Service icon Andersen
  • Service icon Sliding Glass Doors
  • Service icon Marvin
  • Service icon Window Repair
  • Service icon Window Install & Replacement
  • Service icon Energy-Efficient Options

Website: https://www.allproli.com/
Address: 32 Chestnut St Suite A, Mt Sinai, NY 11766
Phone: (631) 928-0688

Tri State Window Factory

Deer Park, NY
4.6
★★★★★
  • Pros icon Price Transparency
  • Pros icon Good Customer Service
  • Pros icon Timely Service
  • Pros icon Free assessment

Services Offered

  • Service icon Sliding Glass Doors
  • Service icon Window Install & Replacement
  • Service icon Vinyl Frames

Website: http://www.tristatewindowfactory.com/
Address: 360 Marcus Blvd, Deer Park, NY 11729
Phone: (631) 667-8600

Four Seasons Sunrooms

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

Services Offered

  • Service icon Window Install & Replacement
  • Service icon Commercial Windows
  • Service icon Energy-Efficient Options

Website: https://www.fourseasonssunroomsoflongisland.com/
Address: 5005 Veterans Memorial Hwy, Holbrook, NY 11741
Phone: (631) 443-4238

Clear Image Glass & Mirror

Centereach, NY
4.3
★★★★★
  • Pros icon Educational Website
  • Pros icon Price Transparency
  • Pros icon Free assessment

Services Offered

  • Service icon Commercial Windows
  • Service icon Sliding Glass Doors
  • Service icon Mirrors
  • Service icon Glass Showers
  • Service icon Window Install & Replacement
  • Service icon Skylights

Website: http://clearimagestorefronts.com/
Address: 2069-71 Middle Country Rd, Centereach, NY 11720
Phone: (631) 580-5888

Homestead Window Treatments

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

Services Offered

  • Service icon Commercial Windows
  • Service icon Window Repair
  • Service icon Custom Window Designs
  • Service icon Window Install & Replacement

Website: https://homesteadwindowtreatments.com/
Address: 11 Walt Whitman Rd, Huntington Station, NY 11746
Phone: (631) 380-4992

Good Guys Contracting

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

Services Offered

  • Service icon Marvin
  • Service icon Window Install & Replacement
  • Service icon Aluminum Frames
  • Service icon Window Repair
  • Service icon Commercial Windows
  • Service icon Bay Windows

Website: http://www.goodguyscontracting.com/
Address: 441 Broadway, West Babylon, NY 11704
Phone: (631) 559-6420

Flawless Glass & Mirror LLC

Holbrook, NY
3.5
★★★★★
  • Pros icon Educational Website
  • Pros icon Price Transparency
  • Pros icon Free assessment
  • Pros icon Good Customer Service

Services Offered

  • Service icon Window Install & Replacement
  • Service icon Glass Showers
  • Service icon Mirrors
  • Service icon Window Repair

Website: http://flawlessglassandmirror.com/
Address: 1350 Lincoln Ave # 10, Holbrook, NY 11741
Phone: (631) 275-0485

Glass Doctor

Ronkonkoma, NY
3.4
★★★★★
  • Pros icon Price Transparency
  • Pros icon Educational Website
  • Pros icon Good Customer Service

Services Offered

  • Service icon Glass Repair
  • Service icon Commercial Windows
  • Service icon Mirrors
  • Service icon Window Repair
  • Service icon Window Install & Replacement
  • Service icon Custom Glass
  • Service icon Glass Showers
  • Service icon Sliding Glass Doors

Website: http://www.glassdoctor.com/Ronkonkoma
Address: 354 Smithtown Blvd, Ronkonkoma, NY 11779
Phone: (631) 619-6711

EASTSIDERS

Selden, NY
3.3
★★★★★
  • Pros icon Educational Website
  • Pros icon Good Customer Service
  • Pros icon Free assessment
  • Pros icon Price Transparency

Services Offered

  • Service icon Window Install & Replacement
  • Service icon Glass Showers

Website: https://www.eastsiders.com/
Address: 394 Middle Country Rd Ste 1, Selden, NY 11784
Phone: (631) 732-7700

Pro Quality Home Improvements Inc.

West Babylon, NY
4.5
★★★★★
  • Pros icon Free assessment
  • Pros icon Educational Website
  • Pros icon Price Transparency
  • Pros icon Good Customer Service
  • Pros icon Timely Service

Services Offered

  • Service icon Window Repair
  • Service icon Window Install & Replacement
  • Service icon Bay Windows
  • Service icon Energy-Efficient Options
  • Service icon Commercial Windows
  • Service icon Residential Windows

Website: https://www.proqualityhomeimprovements.com/
Address: 1120 Little East Neck Road, West Babylon, NY 11704
Phone: (631) 393-6812

Smithtown Window Replacement and Doors

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

Services Offered

  • Service icon Fiberglass Frames
  • Service icon Triple Pane Glass
  • Service icon Marvin
  • Service icon Sliding Glass Doors
  • Service icon Bay Windows
  • Service icon Milgard
  • Service icon Pella
  • Service icon Window Repair
  • Service icon Wood Frames
  • Service icon Double-Hung
  • Service icon Vinyl Frames
  • Service icon Andersen
  • Service icon Tempered Glass
  • Service icon Custom Window Designs
  • Service icon Glass Showers
  • Service icon Commercial Windows
  • Service icon Impact Windows
  • Service icon Window Install & Replacement
  • Service icon Energy-Efficient Options
  • Service icon Aluminum Frames

Website: https://smithtownwindowsdoors.com/
Address: 43 Landing Ave, Smithtown, NY 11787
Phone: (631) 646-2386

Unified Home Remodeling

Patchogue, NY
3.1
★★★★★
  • Pros icon Educational Website
  • Pros icon Good Customer Service
  • Pros icon Price Transparency
  • Pros icon Timely Service
  • Pros icon Free assessment

Services Offered

  • Service icon Window Install & Replacement
  • Service icon Commercial Windows
  • Service icon Residential Windows

Website: https://www.unifiedhomeremodeling.com/
Address: 298 Medford Ave, Patchogue, NY 11772
Phone: (631) 612-2510

Sunview Enterprise Inc

Setauket- East Setauket, NY
3.0
★★★★★
  • Pros icon Educational Website
  • Pros icon Free assessment
  • Pros icon Good Customer Service
  • Pros icon Price Transparency

Services Offered

  • Service icon Bay Windows
  • Service icon Window Install & Replacement
  • Service icon Energy-Efficient Options

Website: http://sunviewent.com/
Address: 248 Rte 25A #3, Setauket- East Setauket, NY 11733
Phone: (631) 456-5057

Morningstar Doors and Windows, Inc.

Farmingdale, NY
4.9
★★★★★
  • Pros icon Price Transparency
  • Pros icon Good Customer Service
  • Pros icon Free assessment

Services Offered

  • Service icon Skylights
  • Service icon Fiberglass Frames
  • Service icon Wood Frames
  • Service icon Storm Doors
  • Service icon Vinyl Frames
  • Service icon Window Repair
  • Service icon Simonton
  • Service icon Andersen
  • Service icon Window Install & Replacement
  • Service icon Velux
  • Service icon Weather Shield
  • Service icon Aluminum Frames
  • Service icon Pella
  • Service icon Marvin
  • Service icon Stained Glass

Website: http://www.morningstardoorsandwindows.com/
Address: 215 Adams Blvd, Farmingdale, NY 11735
Phone: (631) 465-9960

Coram Glass & Mirror Inc

Ronkonkoma, NY
3.0
★★★★★
  • Pros icon Price Transparency
  • Pros icon Good Customer Service
  • Pros icon Educational Website
  • Pros icon Free assessment

Services Offered

  • Service icon Commercial Windows
  • Service icon Window Install & Replacement
  • Service icon Glass Showers
  • Service icon Window Repair
  • Service icon Screen Repair
  • Service icon Mirrors
  • Service icon Custom Glass

Website: https://coramglassmirror.com/
Address: 88-D Johnson Ave, Ronkonkoma, NY 11779
Phone: (631) 732-1890
Nesconset Window Cost Calculator

Calculate how much you can expect to pay for window installation and replacement in Nesconset, 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 Nesconset Saves You Money

By switching to energy-efficient windows, you and your family can benefit in several ways, such as:

  • Protect your valuables from fading: The low-emissivity coatings on many energy-efficient windows filter out harmful UV rays, preventing your furniture, carpet and other valuables from fading.
  • Save money on power bills: According to the Department of Energy, heat gained or lost through windows makes up around 25-30% of residential energy use. Installing energy-efficient models can help lower how much energy is used in your home, therefore saving you about 12% more on your bills.
  • Reduce your carbon footprint: Decreasing the amount of energy you use also lowers your indirect greenhouse gas emissions. You could reduce it by 307 pounds per year on average.
  • 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, leaky or maybe even damaged in some way. Upgrading your windows could help raise the value of your property if you decide to sell.

Estimated Cost of Window Replacement in Nesconset

Each window installer provides various services and has different prices depending on a few factors.

How Much Do New Windows Cost?

The national average cost to install one window is about $600 but can range anywhere from $200 to $1,200. But costs differ remarkably 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 will add extra costs to your project.

It’s also worth bearing in mind that energy-efficient windows will typically cost more initially, but Energy Star predicts that upgrading the windows on your Nesconset home translates to an average energy savings of $236 to $319 a year for single-pane window replacement, or between $87 to $126 a year for double-pane windows. How much you’ll save by switching to energy-efficient windows depends on your local climate, energy rates and other factors unique to your home.

The cost of your window installation will also vary depending on the type of material you choose for the frames. Wood windows are usually the most expensive, but it depends on whether they are 100% wood or clad with aluminum or vinyl. Fiberglass windows also tend to be somewhat more expensive than vinyl, but they are shown to be more efficient.

What Services do Window Installers Offer?

The first step of an installation is to clarify whether you want a full-frame or pocket installation.

Full-frame installations require replacing the full window — the sill, frame, trim and all. These are typically done when you want to change the style of your window or when it has a great amount of damage. Full-frame installations involve more time and labor and will increase overall costs. Pocket installations (or retrofits) involve installing a new window within its existing frame, which makes pocket installations less labor-intensive and costly. But, if the frame has any damage or rot, you will likely need a full-frame installation instead.

If you’re not sure which window installation service you need, your installer can assist you. In general, the choice depends on factors like the age and condition of the home, the type of building material, budget and time restrictions.

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 Nesconset

In our search to find the most reliable, eco-friendly window installers in Nesconset, the EcoWatch Reviews team landed on the above companies as the top window installation companies in the city. We have decided to review the top window replacement companies in Nesconset mostly based on their energy efficient offerings, as it’s the most sustainable option and the best one for homeowners. Energy-efficient windows can lower electricity bills by hundreds of dollars. Along with energy efficiency, our rating methodology considers the following factors:

Service Area

This one is self-explanatory, but we’ve chosen to highlight window installation companies that serve Nesconset so you can find the right window installation company near you.

Work Quality

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

Customer Reviews

We analyzed patterns in recent customer feedback to find the companies with the most consistent customer satisfaction. Customer satisfaction might be the factor we place the most value on, as it indicates the quality of services across nearly every category, including quality of parts, warranty, cost, professionalism, quality of installation and more.

Cost

This one is a give-and-take: similar to other services, cheap window installation companies won’t always provide the most quality service. On the other hand, we want to make sure we’re highlighting companies that provide a wide range of price and financing options so they’re accessible to most homeowners.

Warranty

Protecting your investment in new windows is important to many homeowners. That’s why window installation companies that give you lengthy warranties for products, parts and labor rank higher with EcoWatch.

Years of Experience

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

Nesconset, NY Window Replacement FAQs

How much does a window install cost?

The national average cost to install a single window is about $600 but can range between $200 and $1,200, depending on several factors. The price is usually dependent on the type and material of the window, the location of your property and the size of the window. Also, remember that energy-efficient windows may cost more upfront but can save you a decent amount of money a year in energy bills.

Which type of window should I get?

Generally, double-pane windows will be more efficient than single-pane windows and windows that do not open will be more efficient than windows that do. If you want to be sure you’re getting the most energy-efficient windows, look for models that have the blue Energy Star certification attached to them — that means they’re certified energy-efficient by the U.S. Department of Energy.

What services do window installation companies do?

Window installation companies will do the entire process — from replacing your old windows with new ones to cleaning up after the windows have been put in place. In addition, a lot of companies offer window manufacturing, customization and repairs.

How do you know it’s time to replace your windows?

Windows typically have a lifespan of 20 to 30 years, but anytime you notice damage on your windows, it’s a good time to have them looked at by an expert to see if they need any repairs or replacements.

Should I replace all my windows at once?

If you want to get more efficient windows and save money on energy costs, replacing all of the windows at once is the only way to gain that benefit. However, if you have just one or two windows that are damaged or drafty, you can replace just those.

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