20 Best Window Companies in North Potomac, MD (2024 Reviews)

Are you looking to upgrade your windows? Our list of the best window installation companies can help you choose the right one for you.

We analyzed all the top-rated window companies in North Potomac 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 June 24, 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.

The EcoWatch Reviews team is all about helping North Potomac homeowners make their homes more eco-friendly. If your house has traditional, outdated windows, your HVAC system could be working extra hard to heat or cool your home. This means spending more on electricity bills.

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

We’ve compiled a 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 power bills.

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Renewal by Andersen

★★★★★
4.5
  • Great Industry Reputation
  • Award-winning Company
  • Member of US Green Building Council
  • Manufactures products in-house
Save $375 Off Each Window
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Best Energy-Efficient Features

Champion

★★★★★
4.5
  • Many years of experience
  • Low prices relative to competitors
  • Limetime warranty
Save 35% + $100 off per window!
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Power Home

★★★★★
4.5
  • Uses eco-friendly materials
  • Well-trained, certified installers
  • Lifetime or lengthy warranty
Next-Day Appointments Available
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Best Window Installation & Replacement Companies in North Potomac

The EcoWatch team evaluated dozens of installers in North Potomac to find the best window companies for our readers. The installers reviewed in this article scored best in our categories: energy-efficient offerings, customer service, price, availability and more.

Window World logo
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 North Potomac. Window World has been in the window business for around 27 years. The provider has a lot of positive reviews from customers online.

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 that Window World offers, some of which are Energy Star products. Its high-performance Low-E (low-emissivity) coatings and argon gas insulation offer exceptional efficiency and performance for any home.

How much does Window World cost in North Potomac?

Prices aren’t mentioned on Window World’s website, but 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 pricing.

Renewal by Andersen logo
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 North Potomac. Andersen has been in the window business for around 27 years. The provider has a lot of positive reviews from customers online.

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 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 North Potomac?

Prices aren’t mentioned 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. You can request a free quote on its website for more information about pricing.

Aeroseal Windows logo
Best for Businesses

Aeroseal Windows

★★★★★
BBB Rating: A+
Locations: Regional
Founded: 1999
Pros:
  • Pros icon Many years of experience
  • Pros icon Great industry reputation
  • Pros icon Low number of customer complaints
  • Pros icon Manufactures products in-house
  • Pros icon Custom Designs
Cons:
  • Pros icon No lifetime warranty
  • Pros icon Not ideal for residential installations

Aeroseal Windows offers the best window installation for businesses in North Potomac. Aeroseal has been in the window business for around 23 years. The provider has a lot of positive reviews from customers online.

Aeroseal may be the company for you if you want one that installs windows and doors at businesses across the Eastern U.S.

Energy Efficiency of Aeroseal Windows Windows

There are a wide range of window types that Aeroseal Windows offers, some of which are Energy Star products. The company claims it helps businesses save on energy expenses and reduce their carbon footprints with energy-efficient windows, as well as practices like Low-E glass coating, weatherstripping and more.

How much does Aeroseal Windows cost in North Potomac?

Prices aren’t mentioned on Aeroseal’s website, but it provides high-quality windows at a competitive price point. You can request a free quote on its website for more information about pricing.

Window Nation logo
Best for Residential Windows

Window Nation

★★★★★
BBB Rating: A
Locations: Regional
Founded: 2006
Pros:
  • Pros icon Award-winning company
  • Pros icon Manufactures products in-house
  • Pros icon Custom designs
  • Pros icon Wide variety of products and services
Cons:
  • Pros icon Installation not covered by warranty
  • Pros icon Limited service area

Window Nation offers the best residential windows in North Potomac. Window Nation has been in the window business for around 16 years. The provider has a lot of positive reviews from customers online.

Window Nation may be the company for you if you want one that gives customers the opportunity to view products and to speak to a representative in person in its showrooms.

Energy Efficiency of Window Nation Windows

There are a wide range of window types that Window Nation offers, some of which are Energy Star products. Each product has windowpanes coated with a Low-E (low emissivity) glaze that prevents damaging UV rays from heating your home. Plus, the spaces between double- and triple-pane windows are filled with argon gas that’s been proven to improve home insulation.

How much does Window Nation cost in North Potomac?

Prices aren’t mentioned on Window Nation’s website, but based on customer feedback, you can expect to pay between $300 and $525 per window installed, making it a more affordable option compared to competitors. You can request a free quote on its website for more information about pricing.

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 stay unbiased and transparent by listing pros and cons for every company.

More Window Companies in North Potomac

Renewal by Andersen of the Capital Region

North Bethesda, MD
4.9
★★★★★
  • Pros icon Free assessment
  • Pros icon Price Transparency
  • Pros icon Educational Website
  • Pros icon Good Customer Service

Services Offered

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

Website: https://www.renewalbyandersen.com/window-company/085-capital-region/about-us
Address: 5081 Nicholson Ln, North Bethesda, MD 20852
Phone: (301) 816-3221

Champion Replacement Windows of Baltimore

Rosedale, MD
3.2
★★★★★
  • Pros icon Sunrooms
  • Pros icon Good Customer Service
  • Pros icon Single-source accountability
  • Pros icon Products made in the USA
  • Pros icon Price Transparency
  • Pros icon Free assessment

Services Offered

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

Website: https://www.championwindow.com/Baltimore/
Address: 23 Fontana Ln, Rosedale, MD 21237
Phone: (410) 202-8636

Window Nation

Lorton, VA
4.5
★★★★★
  • Pros icon Good Customer Service
  • Pros icon Price Transparency
  • Pros icon Free assessment
  • Pros icon Educational Website

Services Offered

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

Website: https://www.windownation.com/northern-va-showroom
Address: 8198 Terminal Rd #105, Lorton, VA 22079
Phone: (703) 372-4540

Pella Windows & Doors of Gaithersburg

Gaithersburg, MD
4.9
★★★★★
  • Pros icon Educational Website
  • Pros icon Free assessment
  • Pros icon Good Customer Service

Services Offered

  • Service icon Glass Doors
  • Service icon Double-Hung
  • Service icon Window Replacement/Installation
  • Service icon Wood Frames

Website: http://www.pellabranch.com/washington-dc/showrooms/gaithersburg
Address: 202 Perry Pkwy Suite 6, Gaithersburg, MD 20877
Phone: (202) 810-6722

Safety Window Glass Repair LLC

Bethesda, MD
4.9
★★★★★
  • Pros icon Good Customer Service
  • Pros icon Educational Website
  • Pros icon Price Transparency
  • Pros icon Free assessment

Services Offered

  • Service icon Mirrors
  • Service icon Skylights
  • Service icon Energy-Efficient Options
  • Service icon Tempered Glass
  • Service icon Glass Doors
  • Service icon Custom Glass
  • Service icon Triple Pane Glass
  • Service icon Glass Repair
  • Service icon Bay Windows
  • Service icon Glass Showers
  • Service icon Window Replacement/Installation
  • Service icon Double-Hung
  • Service icon Window Repair

Website: https://safetywindowglassrepair.com/
Address: 7529 Spring Lake Dr Unit C1, Bethesda, MD 20817
Phone: (202) 460-8860

MDVA Windows

Clarksburg, MD
4.9
★★★★★
  • Pros icon Good Customer Service
  • Pros icon Free assessment

Services Offered

  • Service icon Glass Doors
  • Service icon Window Repair
  • Service icon Window Replacement/Installation

Website: http://www.mdvawindows.com/
Address: 12828 Clarksburg Square Rd UNIT 304, Clarksburg, MD 20871
Phone: (240) 887-2908

Capital Remodeling, Inc.

Gaithersburg, MD
4.2
★★★★★
  • Pros icon Educational Website
  • Pros icon Price Transparency
  • Pros icon Free assessment

Services Offered

  • Service icon Window Replacement/Installation
  • Service icon Vinyl Frames

Website: http://www.capitalremodeling.com/
Address: 555 Quince Orchard Rd #210, Gaithersburg, MD 20878
Phone: (800) 310-7154

Pella Windows & Doors of Tysons Corner

Vienna, VA
4.9
★★★★★
  • Pros icon Educational Website
  • Pros icon Price Transparency
  • Pros icon Good Customer Service
  • Pros icon Free assessment

Services Offered

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

Website: http://www.pellabranch.com/northern-virginia/showrooms/vienna/
Address: 8150 Leesburg Pike Suite 140, Vienna, VA 22182
Phone: (301) 354-3689

Alco Products Inc.

Tysons, VA
4.6
★★★★★
  • Pros icon Price Transparency
  • Pros icon Free assessment
  • Pros icon Educational Website
  • Pros icon Good Customer Service

Services Offered

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

Website: https://www.alcoproductsinc.com/
Address: 1750 Tysons Blvd Ste 1500, Tysons, VA 22102
Phone: (703) 534-3349

Tri County Windows and Siding

Vienna, VA
5.0
★★★★★
  • Pros icon Educational Website
  • Pros icon Price Transparency
  • Pros icon Free assessment
  • Pros icon Good Customer Service

Services Offered

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

Website: http://www.tricountywindowsva.com/
Address: 200 Lawyers Rd NW #1629, Vienna, VA 22183
Phone: (703) 472-6330

Gaithersburg Glass Company

Gaithersburg, MD
3.8
★★★★★
  • Pros icon Good Customer Service
  • Pros icon Educational Website
  • Pros icon Free assessment
  • Pros icon Price Transparency

Services Offered

  • Service icon Energy-Efficient Options
  • Service icon Window Replacement/Installation
  • Service icon Glass Showers
  • Service icon Storm/Impact Windows
  • Service icon Glass Doors
  • Service icon Mirrors
  • Service icon Custom Window Designs
  • Service icon Custom Glass

Website: http://www.gburgglass.com/
Address: 19200 Chennault Way, Gaithersburg, MD 20879
Phone: (301) 948-2623

Window and Door Showplace Inc

McLean, VA
4.1
★★★★★
  • Pros icon Price Transparency
  • Pros icon Good Customer Service
  • Pros icon Free assessment
  • Pros icon Timely Service
  • Pros icon Educational Website

Services Offered

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

Website: http://www.wdshowplace.com/
Address: 6832 Old Dominion Dr Suite 103, McLean, VA 22101
Phone: (703) 506-3650

Reston Glass

Herndon, VA
3.7
★★★★★

    Services Offered

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

    Website: https://www.restonglass.com/
    Address: 133 Spring St, Herndon, VA 20170
    Phone: (703) 860-2089

    KELEMER BROTHERS REPLACEMENT WINDOWS

    Silver Spring, MD
    5.0
    ★★★★★
    • Pros icon Educational Website
    • Pros icon Free assessment
    • Pros icon Price Transparency

    Services Offered

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

    Website: http://www.kelemerbrothers.com/
    Address: 10822 Childs Ct, Silver Spring, MD 20901
    Phone: (410) 299-0038

    Windows On Washington

    Sterling, VA
    4.9
    ★★★★★
    • Pros icon Timely Service
    • Pros icon Price Transparency
    • Pros icon Educational Website
    • Pros icon Free assessment

    Services Offered

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

    Website: http://www.windowsonwashington.net/
    Address: 23465 Rock Haven Way #120, Sterling, VA 20166
    Phone: (703) 378-1190

    Prime Exteriors

    Ashburn, VA
    3.3
    ★★★★★
    • Pros icon Educational Website
    • Pros icon Price Transparency
    • Pros icon Free assessment

    Services Offered

    • Service icon Window Replacement/Installation

    Website: https://www.primexteriors.com/
    Address: 20130 Lakeview Center Plaza Ste. 400, Ashburn, VA 20147
    Phone: (703) 286-9498

    C2 Operations

    Leesburg, VA
    5.0
    ★★★★★
    • Pros icon Free assessment
    • Pros icon Educational Website
    • Pros icon Price Transparency

    Services Offered

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

    Website: https://c2operations.com/
    Address: 18 Sycolin Rd SE, Leesburg, VA 20175
    Phone: (703) 651-6677

    Window Replacement DC - Tysons

    Tysons, VA
    3.4
    ★★★★★
    • Pros icon Price Transparency
    • Pros icon Free assessment
    • Pros icon Educational Website
    • Pros icon Good Customer Service

    Services Offered

    • Service icon Fiberglass Frames
    • Service icon Window Replacement/Installation
    • Service icon Custom Window Designs
    • Service icon Vinyl Frames
    • Service icon Double-Hung
    • Service icon Glass Showers
    • Service icon Mirrors
    • Service icon Energy-Efficient Options
    • Service icon Window Repair
    • Service icon Skylights
    • Service icon Bay Windows
    • Service icon Wood Frames
    • Service icon Glass Doors
    • Service icon Glass Repair
    • Service icon Storm/Impact Windows

    Website: https://window-replacement-dc.com/tysons/
    Address: 7901 Jones Branch Dr #619, Tysons, VA 22102
    Phone: (702) 553-3278

    Hodges Windows & Doors

    Falls Church, VA
    4.4
    ★★★★★
    • Pros icon Timely Service
    • Pros icon Good Customer Service
    • Pros icon Educational Website

    Services Offered

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

    Website: http://www.hodgescompany.com/
    Address: 120 W Jefferson St, Falls Church, VA 22046
    Phone: (703) 532-0184

    Window Expert

    Germantown, MD
    3.0
    ★★★★★

      Services Offered

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

      Website: https://germantownwindowreplacement.com/
      Address: 19420 Ridgecrest Dr, Germantown, MD 20874
      Phone: (240) 774-2060
      North Potomac Window Cost Calculator

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

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

      • Save money on electricity bills: According to the Department of Energy, heat gained or lost through windows makes up about 25-30% of household 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.
      • 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.
      • Protect your investment: Upgrading your windows is an important part of maintaining your property and its real estate value, particularly if your home is on the older side.
      • Reduce your carbon footprint: By using less energy after switching to energy-efficient windows, you’ll also be reducing your indirect greenhouse gas emissions by about 12%, according to Energy Star.

      Estimated Cost of Window Replacement in North Potomac

      Each window replacement company offers varying services and has different prices depending on a few factors.

      How Much Do New Windows Cost?

      On average, homeowners in North Potomac can expect that most window installations will cost between $250 and $1,200, with the most common installations sitting at about $600. How much it will cost depends on several factors, including number of windows, type, size, material, the location of your home and more.

      Whether or not you pick energy-efficient windows is another factor that will determine the cost. These will typically cost more than other windows, but on the other hand, you can save about $294 a year on your energy bills in North Potomac.

      Costs will also vary depending on the material you pick for your window frames. Aluminum frames have the lowest price. They’re sturdy, light and maintenance-free, but provide poor insulation. Vinyl frames are somewhat expensive and offer good insulation. Composite frames made with wood fibers encased in plastic also offer good insulation and are moderately expensive. Wood frames cost the most and are the most in-demand. They’re also aesthetically pleasing and offer decent insulation for your home.

      What Services do Window Installers Offer?

      The first step when considering a window replacement is to figure out whether you should get a full-frame or pocket installation.

      Full-frame installations involve replacing the full window, including the trim, frame and sill. You most likely need a full-frame installation when you want to change the style of your windows or your window has significant rot or deterioration. These installations are more involved and will increase overall costs. Pocket installations are on the simpler end and won’t cost as much, as they involve simply replacing the window within its existing frame. But if the frame has any damage or rot, you may have to get a full-frame installation instead.

      If you’re unsure which window installation service you need, your installer can assist you. In general, the choice is influenced by factors like the age and condition of the home, the type of building material, budget and time restrictions.

      Advertisement

      Best Availability

      Renewal by Andersen

      ★★★★★
      4.5
      • Great Industry Reputation
      • Award-winning Company
      • Member of US Green Building Council
      • Manufactures products in-house
      Save $375 Off Each Window
      Get Estimate

      Best Energy-Efficient Features

      Champion

      ★★★★★
      4.5
      • Many years of experience
      • Low prices relative to competitors
      • Limetime warranty
      Save 35% + $100 off per window!
      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 North Potomac

      EcoWatch is different from most reviewers, as we’re examining these companies through a sustainability lens. We’ve evaluated the top window installers in North Potomac mainly based on their energy efficient offerings, as it’s the most sustainable option and the best one for homeowners. Energy Star certified windows can reduce your electricity bills by hundreds of dollars. Along with energy efficiency, our rating methodology takes the following factors into consideration:

      Service Area

      This one is self-explanatory, but we’ve chosen to highlight window installation companies that serve North Potomac so you can find a quality window installation company near you.

      Work Quality

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

      Customer Reviews

      We analyzed patterns in recent customer feedback to find the companies with the highest rates of customer satisfaction. Customer satisfaction may be the most important factor, as it reflects the quality of services across nearly every category, including professionalism, cost, warranty, 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 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 significant investment, so you’ll want to be certain that investment is protected. Window installation companies that offer lengthy warranties for products, parts and installation (aka workmanship) rank higher with EcoWatch.

      Years of Experience

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

      North Potomac, MD Window Replacement FAQs

      What is the typical cost to replace windows in a home?

      The national average cost of replacing a window is about $600 but can range from $200 to $1,200, based on a few different factors. The price is typically dependent on the type and material of the window, the size of the window and the location of your property. 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 kind of window is the best?

      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’re getting the most energy-efficient windows, look for models with the blue Energy Star certification attached to them — this means they’re certified energy-efficient by the U.S. Department of Energy.

      What do window installers do?

      Window installation professionals go to your property to remove your old windows and replace them with new ones. Some companies install products made by other companies, whereas others install their own windows. The installer will also clean up after the installation is finished.

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

      Though you can install windows any time of year, warmer weather is typically better for replacing windows. Additionally, it shouldn’t be raining, because rain can make the installation more difficult.

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

      Windows have a typical lifespan of about 20 to 30 years. If your windows are older than that, then they probably need to be replaced. Apart from that, if your windows have damage anywhere on them, or they have become difficult to open or close, they may be in need of replacement.