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10 Best Window Replacement Companies in Mahwah, NJ

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Written By David Cusick

Last Updated April 2024

Windows play a big role in the appearance of your house, as well as its energy efficiency. Replacing your windows is a great way to increase the value of your home. According to the Department of Energy, heat or cool air lost through outdated windows could make up 25–30% of the climate control costs in your home. By upgrading to energy-efficient windows, you could save an extra $285 on your electricity bills annually in Mahwah. Picking the best company for you is an important decision. That's why we've created this list of the best window installation companies in Mahwah.

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Top 10 Best Window Replacement Companies in Mahwah

Renewal by Andersen of Eastern NY

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28 Fair Ave, Middletown, NY 10940 (845) 245-2699 rbaeasternny.com

Educational website

Price transparency

Good customer service

Free assessment

Services Offered

Bay windows
Custom window designs
Window replacement/installation
Skylights
Double-hung
Energy-efficient options
Glass doors

Window World of North Jersey

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515 US-46, Fairfield, NJ 07004 (973) 695-0333 windowworldnorthjersey.com

Free assessment

Price transparency

Educational website

Timely service

Good customer service

Services Offered

Bay windows
Window replacement/installation
Double-hung
Glass doors

Glass Doctor of Ramsey

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75 Orchard St, Ramsey, NJ 07446 (201) 825-4600 glassdoctor.com

Educational website

Good customer service

Price transparency

Services Offered

Energy-efficient options
Glass showers
Custom glass
Mirrors
Window replacement/installation
Glass doors
Glass repair
Window repair

Home Supply Window & Door

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160 Van Winkle Ave, Hawthorne, NJ 07506 (973) 949-5401 hswindows.com

Price transparency

Educational website

Free assessment

Good customer service

Timely service

Services Offered

Fiberglass frames
Window replacement/installation
Glass doors
Energy-efficient options
Double-hung
Vinyl frames
Custom window designs

Monsey Glass Co.

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33 NY-304 Suite 7, Nanuet, NY 10954 (845) 352-2200 monseyglass.com

Free assessment

Price transparency

Good customer service

Services Offered

Custom glass
Custom window designs
Energy-efficient options
Window replacement/installation
Glass repair
Glass showers
Screen repair
Mirrors

Affordable Windows And Doors

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30 Melnick Dr Suite 9, Monsey, NY 10952 (845) 371-4477 affordablewindowsdoorsny.com

Price transparency

Educational website

Good customer service

Services Offered

Window replacement/installation
Vinyl frames
Glass doors
Skylights
Metal frames

Frank Conforti Contracting

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84 Walray Ave, North Haledon, NJ 07508 (973) 519-2126 confortiroofingnj.com

Good customer service

Price transparency

Free assessment

Educational website

Services Offered

Window repair
Skylights
Window replacement/installation
Energy-efficient options

Home Services at The Home Depot

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75 McLean Blvd, Paterson, NJ 07514 (973) 453-5688 homedepot.com

Free assessment

Price transparency

Good customer service

Educational website

Services Offered

Screen repair
Energy-efficient options
Glass showers
Vinyl frames
Custom window designs
Storm/impact windows
Window replacement/installation
Glass doors

Starlite Window

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50 E 25th St, Paterson, NJ 07514 (973) 278-9366 starlitewindowsandcabinets.com

Price transparency

Free assessment

Good customer service

Educational website

Services Offered

Metal frames
Window replacement/installation
Vinyl frames
Custom window designs

House Window Replacement & Installation

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11-13 Sunflower Ave third floor, Paramus, NJ 07652 (201) 472-5698 deluxewindows-nj.com

Price transparency

Good customer service

Educational website

Free assessment

Services Offered

Double-hung
Bay windows
Window replacement/installation
Energy-efficient options
Today's Homeowner Ranking Methodology

Today's Homeowner looks at dozens of datapoints on window replacement companies to come up with our data-driven rankings. It's not possible for a company to pay for preferential treatment in our rankings. We look at the following key factors in determining who should top our list:

  • Company Experience
  • Real User Reviews
  • Company Reputation
  • Accreditations and Licenses
  • Service Area
  • Customer Service
Have questions about our methodology or company ratings? Reach out to FindAPro@TodaysHomeowner.com.

How Much Does Window Installation Cost In Mahwah?

The amount you'll spend on window installation or replacement is influenced by several factors, including the number and size of the windows, the materials you choose, and how difficult your windows are to access or install. On average, Mahwah homeowners spend about $280 per window*. Below are additional cost breakdowns. *Cost data based on sample pricing for window installation from multiple retailers and adjusted for local cost of living.

When To Replace Windows

New, energy-efficient windows can significantly enhance your home's noise reduction, appearance, comfort, insulation, and value. Clear indicators that it's time for window replacement include the following:

  • Condensation issues, fogging between window panes, or rotting window frames allowing moisture intrusion into the home.
  • Discomfort and high energy bills due to poor insulation.
  • Cold air and drafts coming in from old, loose-fitting windows.
  • Windows that are hard to close, open, or lock properly due to wear and age.
  • Inefficient and outdated window styles that take away from your home’s curb appeal.

How To Choose a Window Company

For a successful window replacement, you want to hire an installer with proven expertise. Below, we cover the most important qualifications for selecting a window installer.

Experience

Look for well-established local installers with lots of experience. Installers that have been installing windows locally for many years are more likely to understand the local climate and how to best meet your needs. Request references from recent customers to confirm a company’s reputation.

Certifications

Choose companies that are certified by leading window brands, and that have Fenestration and Glazing Industry Alliance (formerly AAMA) certification. Being certified indicates that they've gotten suitable training in installation best practices. Make sure installers are staff, not subcontractors, and confirm that any technicians working on your home are certified.

Reputation

Spend time reading through online reviews, verifying with the Better Business Bureau (BBB), and asking for local references. Review customer feedback to make sure that the company regularly provides good workmanship and customer service. Avoid companies with complaints of shoddy work or unfinished jobs.

Process

The most qualified company will take time to provide you with a detailed project plan, timeline, expectations, and reviews of all material and installation options. Beware of vague quotes or timelines that don't provide enough specifics upfront. Look for consistent communication throughout the process to avoid surprises once the project gets underway.

Warranties

Search for window installers that back their installations with warranties on materials and labor. This demonstrates confidence in their work. Seek out companies that offer unlimited lifetime warranties that can transfer to new homeowners.

Materials

Ensure that a company installs durable, energy-efficient window brands that work with your budget. Look for good energy ratings, enhanced UV protection, and design flexibility. Confirm the window materials come with their own manufacturer warranties as well.

Frequently Asked Questions About Window in Mahwah, NJ

The ideal time to install windows in Mahwah is when temperatures are moderate, generally in the spring or fall. This enables professionals to work with less worry about extreme temperatures.

The best type of replacement window for your Mahwah home will depend on the age of your home, as well as your style preference and budget. You'll want to consider the style of your home — such as if it's newer — so your new windows match. Wooden windows can give a classic look and feel, while vinyl windows tend to be popular in newer homes. Fiberglass windows are also a popular choice, since they can be energy efficient and durable.

You can save money on your window installation by choosing a cheaper option like single-hung vinyl windows. These have lower costs compared to more expensive windows such as fiberglass, double-hung, or wood windows.

The window installation process typically involves ordering and measuring the windows, preparing the area for installation, taking out the old window, putting in the new one, and insulating the frame. Depending on the kind of window being installed, additional steps may be required.

After window installation, it's important to inspect the windows for any air leaks and make sure they're properly sealed. You should also wash the windows regularly to stop debris from building up and leading to damage. Additionally, if you live in an area with abundant rainfall, you should inspect the window sills and frames regularly to ensure that the seals are not wearing away or breaking.

Yes, many window companies provide financing options for their customers. Some installers offer low-interest or no-interest loans, although you may not qualify if your income is on the higher end, while other companies provide special financing plans with terms and conditions that vary depending on the project.

Window replacement companies in Mahwah typically offer many services, including window installation, fixing windows, window maintenance, window cleaning, window tinting, and weatherproofing.

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