10 Best Window Replacement Companies in Mastic Beach, NY

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Last Updated: February 25, 2025

Whether you're tackling home renovation projects or simply need a change, upgrading your windows is a great plan. Your windows play a crucial role in your home's value and its energy efficiency. If your windows are on the older side, 25–30% of your house’s heat or cool air could be leaking out, according to the Department of Energy. In Mastic Beach, this can add up to an extra $458 a year on your energy bills. Choosing a window installer can be time-consuming, which is why we've compiled a guide to the best window installation companies in Mastic Beach.

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Top Pick
4.1/5
  • Great quality
  • Free assesment
  • Timely Service
Most Customizable
4.0/5
  • Holds high customer ratings
  • Offers energy-efficient products
  • Provides a lifetime labor warranty
Best Customer Service
4.0/5
  • Award winning company
  • Products made in the US
  • Knowledgeable sales representatives

Top 10 Best Window Replacement Companies in Mastic Beach

Advertisement This site receives compensation from some of the companies featured in this listing, which may impact where and how products appear. When you click "Get Quote," you will be connected with partners who may contact you with information related to your inquiry. This listing doesn't feature all companies, products, or offers that may be available.

Renewal by Andersen of Long Island

Renewal by Andersen of Long Island Logo

Our Rating

User Rating

2029 New Hwy, Farmingdale, NY 11735 (631) 843-1713 renewalbyandersen.com

Educational website

Good customer service

Free assessment

Price transparency

Services Offered

Window replacement/installation
Skylights
Bay windows
Glass doors
Double-hung

Power Home Remodeling

Power Home Remodeling Logo

Our Rating

User Rating

1660 Walt Whitman Rd #140, Melville, NY 11747 (631) 339-7268 powerhrg.com

Timely service

Free assessment

Good customer service

Price transparency

Services Offered

Window replacement/installation
Energy-efficient options

Smithtown Window Replacement and Doors

Smithtown Window Replacement and Doors Logo

Our Rating

User Rating

43 Landing Ave, Smithtown, NY 11787 (631) 646-2386 smithtownwindowsdoors.com

Weekend availability

Price transparency

Free assessment

Energy-efficient windows and doors

Educational website

Family-owned and operated

Good customer service

Services Offered

Tempered glass
Custom window designs
Energy-efficient options
Window repair
Storm/impact windows
Vinyl frames
Fiberglass frames
Triple pane glass
Double-hung
Metal frames
Glass doors
Bay windows
Window replacement/installation
Wood frames
Glass showers

Melville Window Replacement

Melville Window Replacement Logo

Our Rating

User Rating

560 Walt Whitman Rd, Melville, NY 11747 (631) 710-7533 melvillewindowreplacement.com

Educational website

Free assessment

Price transparency

Good customer service

Timely service

Services Offered

Tempered glass
Bay windows
Custom window designs
Vinyl frames
Fiberglass frames
Double-hung
Glass doors
Triple pane glass
Energy-efficient options
Metal frames
Window repair
Wood frames
Window replacement/installation

Glass Doctor

Glass Doctor Logo

Our Rating

User Rating

354 Smithtown Blvd, Ronkonkoma, NY 11779 (631) 619-6711 glassdoctor.com

24/7 emergency service

Educational website

Price transparency

Membership plans for glass repair

Home and auto glass

Good customer service

Services Offered

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

Window King LLC

Window King LLC Logo

Our Rating

User Rating

1075 Morris Park Ave, Bronx, NY 10461 (718) 792-5989 windowking.biz

Free assessment

Free in-home consultation

Estimate price matching

Timely service

Educational website

Price transparency

Good customer service

No-interest financing

Services Offered

Glass doors
Energy-efficient options
Window replacement/installation
Vinyl frames
Double-hung

Pro Quality Home Improvements Inc.

Pro Quality Home Improvements Inc. Logo

Our Rating

User Rating

1120 Little East Neck Road, West Babylon, NY 11704 (631) 393-6812 proqualityhomeimprovements.com

Free assessment

Price transparency

Small business

Free in-home consultation

Timely service

Educational website

Good customer service

No-interest financing

Services Offered

Energy-efficient options
Glass doors
Skylights
Window repair
Bay windows
Window replacement/installation

Alure Home Solutions

Alure Home Solutions Logo

Our Rating

User Rating

1999 Hempstead Tpke, East Meadow, NY 11554 (516) 296-7777 alure.com

Educational website

Good customer service

Online appointment scheduling

Special warranties for military

No-interest financing available

Price transparency

Free assessment

Services Offered

Glass showers
Glass doors
Window replacement/installation
Double-hung

Sky Windows and Doors

Sky Windows and Doors Logo

Our Rating

User Rating

145 N Main St, Freeport, NY 11520 (516) 686-8485 skywindowsnj.com

Price transparency

Good customer service

Timely service

Free assessment

Educational website

Services Offered

Glass showers
Storm/impact windows
Window replacement/installation
Custom glass
Mirrors
Energy-efficient options
Glass doors
Wood frames
Metal frames
Vinyl frames

Bernie's Glass & Mirror

Bernie's Glass & Mirror Logo

Our Rating

User Rating

1554 Fulton St, Brooklyn, NY 11216 (917) 749-4858 berniesglass.com

Good customer service

Timely service

Price transparency

Free assessment

Educational website

Services Offered

Glass showers
Window repair
Glass doors
Window replacement/installation
Energy-efficient options
Glass repair
Skylights
Mirrors
Double-hung
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 Mastic Beach?

Window installation and replacement costs vary based on a number of factors, including how difficult your windows are to access or install, the materials you choose, and the number and size of the windows. On average, homeowners in Mastic Beach should expect to spend around $290 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

Adding new energy-efficient windows can greatly increase your home's value, noise reduction, comfort, insulation, and appearance. Clear indicators that it's time to invest in new windows include the following:

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

How To Choose a Window Company

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

Experience

Make sure you hire a seasoned local installer with a proven track record of successfully installing and replacing windows. Companies that have been operating locally for many years are more likely to understand the local climate and local homeowners' needs. Get references from recent clients to confirm a company provides quality installations.

Certifications

Select an installer that is certified by major window brands and groups like the Fenestration and Glazing Industry Alliance, formerly known as the AMMA. Appropriate accreditation means that a contractor has training in window installation best practices. Confirm that installers are staff rather than subcontractors, and check that the technicians working on your home are certified.

Reputation

Take time to read online reviews, check the Better Business Bureau (BBB), and ask for local references. Review customer feedback to verify that the company consistently delivers good workmanship and service. Steer clear of companies with complaints of poor or incomplete work.

Process

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

Warranties

Seek out window installers that offer guarantees on labor and materials. This indicates confidence in their work. Target companies that offer unlimited lifetime warranties that can be transferred to new homeowners.

Materials

Confirm that your window installer offers durable, long-lasting windows and leading energy-efficient window bands that fit your budget. Research choices with enhanced UV protection, design flexibility, and good energy ratings. Verify that the materials come with their own manufacturer warranties.

Frequently Asked Questions About Window in Mastic Beach, NY

The ideal time to install windows in Mastic Beach is when temperatures are moderate, generally in the spring or fall. This allows professionals to work without having to worry about the weather.

The ideal type of replacement windows for your Mastic Beach home depends on when your home was built –the average house in Mastic Beach was built around 1974. For older homes, you may want to consider energy-efficient windows such as double-glazed windows, which are made to keep your home cool in the summer and warm in the winter. Wood frames also have a timeless look that's great for older homes. For newer homes, you may want to think about vinyl windows, which are durable, affordable and have a modern look.

The most expensive windows are those with multiple moving parts such as double-hung and casement windows. They are more complex than single-hung windows, which makes them more costly. Single-hung windows are the least expensive on the market. In terms of frames, aluminum and vinyl are the most affordable options.

The window installation process typically takes one to two days for a standard home. On the other hand, if you have many windows to install, it may take longer. Some companies can complete the project in a single day, depending on the size of the job.

In some cases, you can install your own windows, but it's generally recommended to hire a professional. It's important to consider the local climate when replacing windows, as it will affect the process. For example, the temperatures in Mastic Beach can reach an average low of 49, so you need to consider energy-efficient windows that can deflect from the cold. It's also important to get the measurements right and understand the instructions for installation. Hiring a professional for your window replacement project will ensure that everything is installed correctly.

If you live in a rainier climate like Mastic Beach, you should wipe away any debris or dirt buildup from the windows often. Additionally, you need to check your windows every month to make sure they're working correctly. It's also a good idea to get a professional to inspect your windows once a year for any potential damages or issues.

Getting a professional window installer helps guarantee the job is done correctly. Professional installers will measure your windows properly in order to get a perfect fit and use the right techniques and materials to ensure your windows are correctly sealed and secure. Additionally, professional installers are likely to have access to higher quality materials and more knowledge than the average person, so you can count on your windows to be put in correctly and stand for years to come.

Other Mastic Beach, NY Home Services

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