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10 Best Window Replacement Companies in Westmont, CA

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Written By David Cusick

Last Updated April 2024

Whether you're tackling home renovation projects or are simply in need of a change, upgrading your windows is a great idea. Your windows play a vital role in your home's value and its energy efficiency. In Westmont, where the energy bills are an average of $1,200 per year, you could be spending an extra $356 annually due to outdated windows. The Department of Energy estimates that heat gained or lost through windows could be responsible for nearly 30% of residential energy climate usage. Picking a window installer can be difficult, which is why we've compiled a list of the best window installers in Westmont.

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Top 10 Best Window Replacement Companies in Westmont

Renewal by Andersen of Los Angeles

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18700 Crenshaw Blvd, Torrance, CA 90504 (310) 214-2222 renewalbyandersen.com

Price transparency

Educational website

Free assessment

Good customer service

Services Offered

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

Window World of Orange County

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1534 N State College Blvd, Anaheim, CA 92806 (714) 709-8885 windowworldorangecounty.com

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Educational website

Free assessment

Good customer service

Services Offered

Glass doors
Double-hung
Window replacement/installation
Bay windows
Vinyl frames

The Glass Guru

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20934 Normandie Ave, Torrance, CA 90502 (714) 683-0883 theglassguru.com

Educational website

Good customer service

Free assessment

Price transparency

Timely service

Services Offered

Tempered glass
Metal frames
Energy-efficient options
Mirrors
Vinyl frames
Wood frames
Storm/impact windows
Triple pane glass
Skylights
Window replacement/installation
Window repair
Screen repair
Glass doors
Glass showers
Custom glass
Fiberglass frames
Glass repair

Sears Window Replacement

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Santa Rosalia Dr #3755, Los Angeles, CA 90008 (213) 669-2568 searshomeservices.com

Educational website

Timely service

Price transparency

Good customer service

Free assessment

Services Offered

Bay windows
Glass doors
Window replacement/installation
Vinyl frames
Double-hung
Energy-efficient options
Storm/impact windows

Smart Window Company

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2291 W 205th St Suite 106-A, Torrance, CA 90501 (310) 946-3697 smartwindowcompany.com

Free assessment

Educational website

Good customer service

Price transparency

Services Offered

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

United Windows

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1400 S, 1400 Goodrich Blvd, Commerce, CA 90022 (888) 905-3773 unitedwindows.com

Price transparency

Good customer service

Free assessment

Educational website

Services Offered

Double-hung
Window replacement/installation
Glass doors
Energy-efficient options
Vinyl frames
Triple pane glass
Bay windows
Tempered glass

Home Services at The Home Depot

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3363 W Century Blvd, Inglewood, CA 90303 (530) 290-1825 homedepot.com

Price transparency

Good customer service

Free assessment

Educational website

Services Offered

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

Abel Glass & Screen, Inc.

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4414 Firestone Blvd, South Gate, CA 90280 (323) 566-7201 abelglass4414.wix.com

Price transparency

Free assessment

Good customer service

Educational website

Services Offered

Energy-efficient options
Window replacement/installation
Glass showers
Glass doors
Tempered glass
Vinyl frames
Mirrors

California Glass Windows

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3920 E Olympic Blvd, Los Angeles, CA 90023 (323) 268-0882 caglasswindows323.wixsite.com

Educational website

Free assessment

Price transparency

Good customer service

Services Offered

Vinyl frames
Metal frames
Glass showers
Custom glass
Mirrors
Glass doors
Window replacement/installation
Tempered glass

Discount Window And Door

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2202 Artesia Blvd, Redondo Beach, CA 90278 (424) 610-9098 discountwd.com

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Price transparency

Good customer service

Services Offered

Window replacement/installation
Skylights
Glass doors
Vinyl frames
Metal frames
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 Westmont?

Window installation and replacement costs depend on several factors, including how difficult your windows are to access or install, the number and size of the windows, and the materials you choose. On average, homeowners in Westmont 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

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

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

How To Choose a Window Company

For a successful window replacement, you need to find an installation contractor with proven expertise. Below, we cover the most important criteria for picking a window installer.

Experience

Make sure you select a seasoned local installer with a long record of successfully installing and replacing windows. Companies that have been operating locally for many years are more likely to have a deep knowledge of the local climate and local homeowners' needs. Get references from recent clients to learn more about a provider’s service.

Certifications

Select an installer that is accredited by leading window companies and associations like the Fenestration and Glazing Industry Alliance, formerly known as the AMMA. Proper certification indicates that a contractor is trained in best practices for installation. Confirm that installers are staff, not subcontractors, and verify that any technicians working on your project are certified.

Reputation

Spend time going through online reviews, checking the Better Business Bureau, and asking for references from people in your area. Review customer feedback to make sure that a company delivers consistent quality workmanship and great service. Avoid companies with complaints of poor work or unfinished jobs.

Process

The most experienced window installers will supply a comprehensive project plan and schedule, clear expectations, and an overview of material and installation options. Avoid companies that offer vague quotes or timelines that don't provide specifics upfront. Look for ongoing contact throughout the process to avoid surprises later in the project.

Warranties

Look for providers that back their work with guarantees and offer warranties on materials and labor. This shows trust in their window installations. Seek out unlimited lifetime warranties that can transfer to new homeowners.

Materials

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

Frequently Asked Questions About Window in Westmont, CA

In Westmont, the optimal time to install windows is during the winter when the temperature is not as high, so the windows can seal and adjust properly. A good local window installer in Westmont will be able to explain when the best time is to install windows on your home.

The best type of replacement windows for your Westmont home depends on the year your home was built –the average house in Westmont was built around 1950. If your home was built a while ago, you might want to consider efficient windows such as double-glazed windows, which are designed to keep your home cool in the summer and warm in the winter. Wood frames also have a classic look that's perfect for older homes. For newer homes, you may want to think about vinyl windows, which are affordable, durable and have a modern look.

You can save money on your window installation by choosing a budget option like single-hung windows with vinyl frames. These have lower prices compared to other kinds of windows such as wood, fiberglass, or double-hung windows.

The window installation process typically takes one to two days for a typical home. However, 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.

After window installation, it's important to make sure that the windows are properly sealed and to check for any air leaks. You should also wash the windows regularly to stop debris from building up and leading to damage. Additionally, you should inspect the window sills and frames regularly to ensure that the seals are not wearing away or cracking.

Getting windows professionally installed can provide a number of benefits. Professional installers can ensure that your windows are properly installed, weatherproofed, and insulated, minimizing air leakage and maximizing energy efficiency. Professional installers are also trained in the necessary tools and techniques to do the job right, saving you time and money.

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