20 Best Window Companies in Merrimac, MA (2023 Reviews)
Thinking about replacing your windows? We've got you covered in this guide to the top window installation companies.
We analyzed all the top-rated window companies in Merrimac and selected the best 20 based on:
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Customer reviews
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Window installation expertise
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Popularity with home-owners like you
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Updated September 15, 2023
Why you can trust EcoWatch
A review of the top window installation companies in Merrimac may not seem like the most captivating article on EcoWatch, but trust us, windows impact your life more than you might think. If your windows are outdated or damaged, you could be sending 25-30% of your house's heat or cool air right out of them.
Luckily, helping you save energy with efficient windows also helps our goals of reducing energy usage for the environment.
So if you're constructing a new home, renovating or updating your windows in Merrimac, you've found the best place to get started.
Best Availability
Renewal by Andersen
- Great industry reputation
- Member of US Green Building Council
- Manufactures products in-house
Window Veteran
Window World
- EnergyStar Partner
- Wide variety of products and services
- Lifetime Warranty
Best Window Installation & Replacement Companies in Merrimac
The EcoWatch team assessed dozens of installers across the country to find the top window companies for our readers. The companies we've included in this article scored best in our categories, including energy-efficient offerings, availability, customer service, price and more.

Window World
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EnergyStar Partner
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Large serice area
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Low prices relative to competitors
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Great industry reputation
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Lifetime warranty
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Quality of service will depend on your area
Window World has windows expertise in Merrimac. Window World has around 27 years of experience in the industry, and it currently provides services to 200 locations nationwide. The provider has plenty of glowing reviews from customers on online review websites.
It is certified by the Environmental Protection Agency (EPA) and Energy Star and supports charities like St. Jude Children’s Research Hospital.
Energy Efficiency of Window World WindowsWindow World is an Energy Star partner with a variety of energy-efficient windows that are Energy Star certified. Note that not all of the company’s windows are Energy Star certified, so be sure to ask your Window World representative when inquiring about services.
How much does Window World cost in Merrimac?Pricing details are not available on Window World’s website because the cost of window installment varies greatly 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. The best way to know for sure is to get a free quote from the company.

Renewal by Andersen
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Great industry reputation
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Award-winning company
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Member of US Green Building Council
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Manufactures products in-house
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No lifetime warranty
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More expensive than competition
Renewal by Andersen provides the best availability in Merrimac. This company has 27 years of experience in the windows business, and it has proved to be one of the most respected companies in Merrimac.
You may want to consider picking Andersen if you're looking for a company that uses in-home estimates and advanced digital tools to help you plan and visualize your project before getting started.
Energy Efficiency of Renewal by Andersen WindowsA 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. Not all of Andersen’s offerings are Energy Star certified, so be sure to mention that you want Energy Star windows when inquiring.
How much does Renewal by Andersen cost in Merrimac?Pricing details are not available on Andersen’s website because the cost of window installment varies greatly 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. The best way to know for sure is to get a free quote from the company.

Aeroseal Windows
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Many years of experience
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Great industry reputation
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Low number of customer complaints
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Manufactures products in-house
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Custom Designs
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No lifetime warranty
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Not ideal for residential installations
Aeroseal Windows is an installer that mainly serves commercial and multifamily properties, and also specializes in railings. If you’re looking for residential window installations, you should probably refer to one of the other companies on this list. Aeroseal has been in the window industry for about 23 years. The company has a lot of positive reviews from customers online.
It has established itself as a company that installs windows and doors at businesses across the Eastern U.S.
Energy Efficiency of Aeroseal Windows WindowsThe 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. Not all of Aeroseal’s offerings are Energy Star certified, so make sure you mention that you want Energy Star windows when inquiring.
How much does Aeroseal Windows cost in Merrimac?Aeroseal doesn’t have any prices displayed on its website, but it provides high-quality windows at a competitive price point. Getting a free quote on its website is the best way to get more accurate pricing information.

Window Nation
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Award-winning company
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Manufactures products in-house
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Custom designs
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Wide variety of products and services
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Installation not covered by warranty
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Limited service area
Window Nation has the best residential windows in Merrimac. Window Nation has around 16 years of experience in the industry, and it currently provides services to residents within 75 miles of its showrooms, which are in 13 states. The provider has plenty of glowing reviews from customers on online review websites.
It gives customers the opportunity to view products and to speak to a representative in person in its showrooms.
Energy Efficiency of Window Nation WindowsWindow Nation is an Energy Star partner with a variety of energy-efficient windows that are Energy Star certified. Note that not all of the company’s windows are Energy Star certified, so be sure to ask your Window Nation representative when inquiring about services.
How much does Window Nation cost in Merrimac?Pricing details are not available on Window Nation’s website because the cost of window installment varies greatly based on how many and what type(s) of windows you need. However, 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. The best way to know for sure is to get a free quote from the company.
Please note that the companies in this section are national, meaning the quality of the service may depend on your local team. We have tried to remain unbiased and transparent by including both pros and cons for each provider.
More Window Companies in Merrimac
Renewal by Andersen of Boston
Northborough, MA-
Free assessment
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Price Transparency
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Good Customer Service
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Educational Website
Services Offered
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Residential Windows
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Fast Delivery
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Bay Windows
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Glass Showers
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Stained Glass
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Window Replacement
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Double-Hung
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Sliding Glass
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Custom Window Designs
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Commercial Windows
Window World of Boston
Woburn, MA-
Good Customer Service
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Price Transparency
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Educational Website
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Free assessment
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Timely Service
Services Offered
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Residential Windows
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Sliding Glass
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Energy-Efficient Options
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Fast Delivery
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Stained Glass
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Custom Window Designs
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Double-Hung
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Window Replacement
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Bay Windows
Refined Home Services
Atkinson, NH-
Good Customer Service
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Educational Website
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Timely Service
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Price Transparency
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Free assessment
Services Offered
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Custom Window Designs
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Glass Showers
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Double-Hung
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Commercial Windows
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Residential Windows
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Window Replacement
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Stained Glass
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Fast Delivery
The Window Source NH
Seabrook, NH-
Free assessment
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Price Transparency
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Educational Website
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Good Customer Service
Services Offered
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Window Replacement
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Bay Windows
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Custom Window Designs
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Residential Windows
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Energy-Efficient Options
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Sliding Glass
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Double-Hung
Atlantic Window Warehouse
Newburyport, MA-
Good Customer Service
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Timely Service
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Free assessment
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Price Transparency
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Educational Website
Services Offered
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Residential Windows
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Window Replacement
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Double-Hung
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Fast Delivery
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Custom Window Designs
Corporate Office for Pella of Boston
Haverhill, MA-
Good Customer Service
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Free assessment
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Educational Website
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Price Transparency
Services Offered
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Energy-Efficient Options
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Window Replacement
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Sliding Glass
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Custom Window Designs
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Commercial Windows
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Bay Windows
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Residential Windows
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Double-Hung
Focalpoint Renovations
Seabrook, NH-
Price Transparency
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Educational Website
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Free assessment
Services Offered
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Custom Window Designs
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Full-Service Installations
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Glass Showers
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Commercial Windows
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Window Replacement
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Residential Windows
Window Woman of New England
Amesbury, MA-
Price Transparency
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Good Customer Service
Services Offered
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Energy-Efficient Options
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Residential Windows
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Window Repair
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Window Replacement
DaBella
Salem, NH-
Price Transparency
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Free assessment
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Educational Website
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Good Customer Service
Services Offered
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Commercial Windows
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Custom Window Designs
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Double-Hung
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Glass Showers
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Bay Windows
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Residential Windows
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Window Replacement
HI Tech Window and Siding Installations Inc.
Methuen, MA-
Good Customer Service
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Free assessment
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Educational Website
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Price Transparency
Services Offered
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Window Replacement
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Energy-Efficient Options
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Custom Window Designs
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Residential Windows
Tri-State Glass & Screen Repair
Lawrence, MA-
Good Customer Service
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Educational Website
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Price Transparency
Services Offered
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Custom Window Designs
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Window Replacement
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Residential Windows
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Commercial Windows
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Window Repair
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Tempered Glass
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Glass Showers
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Sliding Glass
Millwork Masters
413 Boston St, MA-
Price Transparency
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Free assessment
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Good Customer Service
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Educational Website
Services Offered
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Fast Delivery
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Residential Windows
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Custom Window Designs
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Energy-Efficient Options
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Window Replacement
Manny's Roofing
Pelham, NH-
Educational Website
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Price Transparency
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Free assessment
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Good Customer Service
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Timely Service
Services Offered
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Window Replacement
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Commercial Windows
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Custom Window Designs
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Residential Windows
Northern Glass LLC
Ipswich, MA-
Good Customer Service
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Free assessment
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Timely Service
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Price Transparency
Services Offered
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Residential Windows
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Window Replacement
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Full-Service Installations
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Sliding Glass
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Tempered Glass
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Custom Window Designs
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Commercial Windows
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Glass Showers
Ted's Construction & Sons, LLC
Andover, MA-
Educational Website
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Good Customer Service
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Price Transparency
Services Offered
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Glass Showers
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Fast Delivery
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Custom Window Designs
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Sliding Glass
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Residential Windows
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Window Replacement
Fiori Construction LLC
Londonderry, NH-
Price Transparency
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Good Customer Service
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Educational Website
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Free assessment
Services Offered
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Window Replacement
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Commercial Windows
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Custom Window Designs
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Residential Windows
Granite State Glass
Portsmouth, NH-
Good Customer Service
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Educational Website
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Price Transparency
Services Offered
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Window Replacement
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Glass Showers
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Fast Delivery
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Aluminum Window Frames
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Residential Windows
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Custom Window Designs
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Commercial Windows
Dracut Window & Door
Dracut, MA-
Educational Website
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Free assessment
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Price Transparency
Services Offered
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Energy-Efficient Options
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Residential Windows
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Window Replacement
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Custom Window Designs
Home Services at The Home Depot
Tewksbury, MA-
Price Transparency
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Good Customer Service
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Educational Website
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Free assessment
Services Offered
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Residential Windows
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Double-Hung
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Commercial Windows
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Window Replacement
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Fast Delivery
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Stained Glass
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Custom Window Designs
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Glass Showers
Pella Windows & Doors of Newington
Newington, NH-
Good Customer Service
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Price Transparency
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Free assessment
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Educational Website
Services Offered
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Bay Windows
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Custom Window Designs
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Window Replacement
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Residential Windows
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Fast Delivery
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Sliding Glass
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Double-Hung
Calculate how much you can expect to pay for window installation and replacement in Merrimac, MA using our customized window cost calculator.
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 Merrimac Saves You Money
When you switch to energy-efficient windows, you may see a few benefits, including:
- More efficient energy usage in your household: In Merrimac where the winters can get cold, energy-efficient windows lower the amount of heat that is lost through your windows, making it easier to keep your home warm.
- Save on energy bills: Since energy-efficient windows reduce how much energy you need to heat or cool your home, the switch can help you save about $434 annually on your energy bills in Merrimac.
- Protect your investment: When you have an older home, your windows could also be outdated or drafty. Upgrading your windows is an important part of maintaining your property and its real estate value.
- Protect your valuables: Many Energy Star certified windows have low-emissivity coatings, which not only insulate your home better, but also filter out damaging UV rays, preventing your furniture, carpet and other valuables from fading.
Estimated Cost of Window Replacement in Merrimac
When researching window installation, each company offers different services and costs. Let's take a look at some average costs and services.
How Much Do New Windows Cost?
Although the average of installing a single window is about $600, it can range from $200 to $1,200. But costs will differ considerably based on the number of windows you need, your location, the current condition of your home and the quality of your products. A lot of window companies also offer door installations and other add-ons like baths, shutters, coating and more. These extra services will increase overall project costs.
It's important to remember that windows with the best efficiency may cost more upfront but can save you hundreds of dollars via returns on your energy bills. Investing in Energy Star certified windows can save Merrimac homeowners $434+ a year when replacing single-pane windows.
Asking for free quotes from multiple providers is the best way to find out which one is right for you.
What Services do Window Installers Offer?
The first step when considering an installation is to figure out whether you need a full-frame or pocket installation.
Full-frame installations involve replacing the full window, including the frame, sill and trim. Full-frame installations are necessary when you want a new style or your window has noticeable damage. Because full-frame installations are more involved, they will raise the overall cost. Pocket installations (or retrofits) involve installing a new window within its existing frame, which makes pocket installations more simple and affordable. But, if the frame has any rot or deterioration, you will most likely need a full-frame installation instead.
Your window installation company will be able to help you choose what's best for your needs. In Merrimac, the decision will mostly be based on how old your home is and if there's any moisture damage. Wood can decay if not maintained properly over the years, so it's a good idea to have a professional examine your frames and window sills.
Best Availability
Renewal by Andersen
- Great industry reputation
- Member of US Green Building Council
- Manufactures products in-house
Window Veteran
Window World
- EnergyStar Partner
- Wide variety of products and services
- Lifetime Warranty
How We Choose the Best Window Installers in Merrimac
In our hunt to make your home improvements easier and more eco-friendly in Merrimac, the EcoWatch Reviews team chose the above companies as the best window installation companies in the city. Along with energy efficiency, we evaluated each installer and assigned rankings using the following methodology:
Service Area
This one is self-explanatory, but we've chosen to highlight window installers that serve a wide variety of states and cities so you can find the right window installation company near you.
Work Quality
When selecting new windows, the quality and breadth of services can often play just as important of a role in insulation and performance as the brand you choose. We do give window installers more points if they offer high-quality products, but we also consider workmanship as reflected in customer feedback.
Customer Reviews
We analyzed patterns in recent online reviews to find the companies with the most customer satisfaction. Customer satisfaction may be the most important factor, as it indicates the quality of services across most other categories, including warranty, professionalism, quality of installation, cost, quality of parts and more.
Cost
Cheaper windows certainly don't mean better windows, but we know many of our readers want to keep costs as low as possible. When analyzing the prices of providers, we awarded higher points to companies with reasonable prices and accessible financing rather than "cheaper" services.
Warranty
Protecting your investment in new windows is important. That's why window installation companies that have lengthy warranties for products, parts and installation (aka workmanship) rank higher with EcoWatch.
Years of Experience
Due to Merrimac's climate, homeowners will want to mitigate water damage, rot and low efficiency. We factored in local experience to reflect the ability of Merrimac window companies to prepare homes for these issues. If a company has less than 10 years of experience, it loses points in this category.
Merrimac, MA Window Replacement FAQs
How much does a window install cost?
The national average cost of installing one window is about $600 but can range from $200 to $1,200, based on a variety of factors. The price is often influenced by 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.
What are the kinds of windows?
The most common kinds of windows for homes are slider windows, awning windows, double-hung and single-hung windows, casement windows, transom windows, picture windows and bay windows.
What do window installation companies do?
Window installers go to your house to remove your old windows and replace them with new ones. Some providers install products distributed by other companies, whereas others install their own windows. The installer will also clean up after the installation.
When is the best time of year to replace windows?
Replacement windows can be installed any time of the year, but warmer weather is typically better. Regardless of when you install them, the contractors will take steps to make sure that too much hot or cold air doesn't get into your house, so the temperature outside isn't necessarily a big factor. What's more important than the temperature is that the weather should be dry.