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10 Best Window Replacement Companies in Agoura Hills, CA

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Written By David Cusick

Last Updated June 2024

Upgrading your windows can be expensive, but is a great way to increase your home's energy efficiency and its value. According to the Department of Energy, heat gained or lost through old or damaged windows could represent 25–30% of the climate control usage in your home. By installing energy-efficient windows, you could save an extra $509 on your electric bills annually in Agoura Hills. If you're looking for a window installation company, this guide is a great way to get started. Keep reading to discover the best window installers in Agoura Hills.

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Top 10 Best Window Replacement Companies in Agoura Hills

Renewal by Andersen of Los Angeles

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

31,000+ projects completed

Educational website

Financing options available

Price transparency

In-home or virtual consultations

Free assessment

Good customer service

Services Offered

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

Nu-Star Glass and Mirror

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350 E Easy St #12, Simi Valley, CA 93065 (805) 582-9199 nustarglass.com

Educational website

Price transparency

Good customer service

Free assessment

Services Offered

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

The Window Factory

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1060 E Los Angeles Ave, Simi Valley, CA 93065 (805) 257-1196 thewindowfactory.com

Good customer service

Price transparency

Educational website

Free assessment

Services Offered

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

American Vision Windows

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2125 Madera Rd, Simi Valley, CA 93065 (805) 864-5452 americanvisionwindows.com

Educational website

Good customer service

Price transparency

Free assessment

Services Offered

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

Milgard Windows & Doors

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355 E Easy St S, Simi Valley, CA 93065 (805) 581-6325 milgard.com

Free assessment

Educational website

Good customer service

Timely service

Price transparency

Services Offered

Metal frames
Bay windows
Glass doors
Fiberglass frames
Double-hung
Window replacement/installation
Energy-efficient options

Westoaks Glass and Mirror, Inc.

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31210 La Baya Dr, Westlake Village, CA 91362 (310) 456-1315 westoaksglass.com

Free assessment

Price transparency

Timely service

Good customer service

Services Offered

Glass showers
Window replacement/installation
Tempered glass
Custom glass
Glass repair
Mirrors
Skylights

Emergency Glass repair and Board Up

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3554 N Avenida Montuoso, Thousand Oaks, CA 91362 (805) 551-2460 emergencyglassrepairandboardupservices.com

Free assessment

Price transparency

Educational website

Good customer service

Services Offered

Window repair
Glass showers
Glass repair
Window replacement/installation
Glass doors

Affordable Windows & Doors

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2054 Tapo St, Simi Valley, CA 93063 (805) 581-3667 affordable-simi.com

Price transparency

Good customer service

Services Offered

Metal frames
Glass showers
Window replacement/installation
Glass repair
Double-hung
Glass doors
Skylights
Mirrors

Preferred Glass And Windows

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1296 E Los Angeles Ave, Simi Valley, CA 93065 (805) 495-7976 preferredglassandwindows.com

Good customer service

Price transparency

Educational website

Free assessment

Services Offered

Glass showers
Mirrors
Window replacement/installation
Glass doors

Arrow Glass

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2540 Thousand Oaks Blvd, Thousand Oaks, CA 91362 (805) 497-8152 customglassthousandoaks.com

Price transparency

Educational website

Good customer service

Free assessment

Services Offered

Glass repair
Glass showers
Window replacement/installation
Mirrors
Window repair
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 Agoura Hills?

The price of window installation or replacement will be influenced by a number of 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, Agoura Hills homeowners spend about $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

Installing new energy-efficient windows can greatly improve your home's noise reduction, insulation, comfort, appearance, and value. Some clear indicators it's time to invest in new windows include the following:

  • A chilly house and high energy bills due to poor insulation around windows.
  • Outdated and inefficient window styles that take away from your home’s curb appeal.
  • Condensation issues, fogging between window panes, or rotting window frames letting in moisture.
  • Windows that are difficult to open, close, and lock properly due to age and wear.
  • Cold air and drafts leaking in through old, loose-fitting windows.

How To Choose a Window Company

Finding a truly qualified window installer is the key to a successful project. Below, you'll learn the main factors to consider when making your selection.

Experience

Make sure you hire a seasoned local installer with a proven track record of successfully installing and replacing windows. Providers that have served Agoura Hills for 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 certified by major window brands and groups 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 subcontracted workers, and check that the technicians working on your project are certified.

Reputation

Take time to read online reviews, check the Better Business Bureau (BBB), and request local references. Review customer feedback to make sure that the company consistently delivers good workmanship and service. Steer clear of companies with complaints of shoddy or unfinished work.

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 unclear quotes or timelines that lack clear and specific information. Look for continual communication throughout the process to avoid surprises once the project gets underway.

Warranties

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

Materials

Verify that your window installer works with long-lasting, durable brands, offers power-saving window options, and fits your budget. Look for window options with good energy ratings, enhanced UV protection, and design flexibility, and check whether the materials have their own manufacturer warranties.

Frequently Asked Questions About Window in Agoura Hills, CA

In Agoura Hills, the best time to install windows is when temperatures are mild, generally during spring, winter or fall. This allows professionals to work with less worry about the weather.

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

Windows made from vinyl, wood, or fiberglass tend to last the longest, with some lasting more than 45 years. Vinyl windows are especially durable and low-maintenance, making them a good choice if you want windows that will last a long time. Adding more glazing can help reduce your cooling and heating bills over time. This is especially helpful during Agoura Hills' hot summers.

The window installation process typically involves measuring and ordering the windows, preparing the area for installation, removing the old window, putting in the new one, and sealing the frame. Depending on the kind of window being put in, additional steps might be needed.

Yes, many window companies provide financing options. Some installers offer low-interest loans, although you may not qualify if your income is on the higher end, while other companies offer unique financing plans with agreements and conditions that vary depending on the project.

Window companies in Agoura Hills typically offer a wide range of services, including measuring and installing new windows, fixing existing windows, replacing window glass, and hanging window treatments. They may also offer additional services such as weatherproofing or cleaning.

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