10 Best Window Replacement Companies in Brentwood, CA

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Last Updated: February 25, 2025

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. In Brentwood, you could save almost $579 per year on your energy bills by upgrading your windows. Potential leaks or drafts can lower your home’s energy efficiency by up to 30%, according to the Department of Energy. If you can't decide between window installers, you've found a great way to get started. Keep reading to find the best window installers in Brentwood.

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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 Brentwood

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 San Francisco

Renewal by Andersen of San Francisco Logo

Our Rating

User Rating

30806 Santana St, Hayward, CA 94544 (510) 803-3110 renewalbyandersen.com

Price transparency

Educational website

Good customer service

Free assessment

Services Offered

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

The Glass Guru

The Glass Guru Logo

Our Rating

User Rating

9100 Elkmont Way, Elk Grove, CA 95624 (916) 735-4960 theglassguru.com

Timely service

Price transparency

Educational website

Free assessment

Good customer service

Services Offered

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

Southgate Glass

Southgate Glass Logo

Our Rating

User Rating

6852 Franklin Blvd, Sacramento, CA 95823 (916) 421-1723 southgateglass.com

Free assessment

Good customer service

Educational website

Services Offered

Window replacement/installation
Glass repair
Custom glass
Skylights
Glass showers
Wood frames
Glass doors
Vinyl frames
Tempered glass
Screen repair
Bay windows
Mirrors

Glass West Inc.

Glass West Inc. Logo

Our Rating

User Rating

3033 Duluth St, West Sacramento, CA 95691 (916) 372-9391 glasswest.com

Good customer service

Price transparency

Free assessment

Educational website

Services Offered

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

Southgate Glass and Screen

Southgate Glass and Screen Logo

Our Rating

User Rating

6199 Warehouse Way, Sacramento, CA 95826 (916) 970-2777 southgateglass.com

Educational website

Good customer service

Price transparency

Free assessment

Timely service

Services Offered

Tempered glass
Wood frames
Skylights
Window replacement/installation
Screen repair
Glass doors
Bay windows
Glass showers
Vinyl frames
Mirrors
Glass repair
Custom glass

Roxy Glass

Roxy Glass Logo

Our Rating

User Rating

7401-A Morton Ave, Newark, CA 94560 (510) 400-7788 bayareawindowglass.com

Good customer service

Free assessment

Timely service

Price transparency

Educational website

Services Offered

Glass doors
Tempered glass
Mirrors
Triple pane glass
Custom glass
Glass showers
Window replacement/installation
Glass repair
Bay windows
Energy-efficient options

Best Exteriors

Best Exteriors Logo

Our Rating

User Rating

1999 Harrison St #10219, Oakland, CA 94612 (510) 327-0277 bestexteriors.com

Free assessment

Educational website

Good customer service

Price transparency

Timely service

Services Offered

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

California Glass of Vallejo, Inc.

California Glass of Vallejo, Inc. Logo

Our Rating

User Rating

1014 Broadway, Vallejo, CA 94590 (707) 643-5609 calglassofvallejo.com

Free assessment

Price transparency

Educational website

Good customer service

Timely service

Services Offered

Custom window designs
Custom glass
Glass doors
Mirrors
Bay windows
Glass repair
Window replacement/installation
Glass showers

Super Mario Glass Inc

Super Mario Glass Inc Logo

Our Rating

User Rating

544 Lewelling Blvd b, San Leandro, CA 94579 (510) 324-8798 supermarioglass.net

Price transparency

Timely service

Educational website

Free assessment

Good customer service

Services Offered

Window replacement/installation
Glass showers
Bay windows
Custom glass
Screen repair
Glass doors
Mirrors
Window repair
Glass repair

Milgard Windows & Doors

Milgard Windows & Doors Logo

Our Rating

User Rating

6050 88th St, Sacramento, CA 95828 (916) 387-0700 milgard.com

Price transparency

Educational website

Timely service

Free assessment

Good customer service

Services Offered

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

The amount you'll spend on window installation or replacement varies 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, Brentwood homeowners spend around $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

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

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

How To Choose a Window Company

Hiring a qualified windows installation contractor is critical to a successful project. Below, we cover the most important considerations when it comes to deciding which company to hire.

Experience

Find well-established local installers with considerable experience. Companies that have worked in Brentwood for years are more likely to know the local climate and how to best meet your needs. Ask for references from recent customers to confirm a company’s reputation.

Certifications

Look for installers that are backed by top window manufacturers and accredited by top industry associations, including the Fenestration and Glazing Industry Alliance, formerly known as the AAMA. Appropriate accreditation indicates that a provider has received suitable training in installation best practices. Ensure installers are employees, not subcontractors, and verify that the technicians working on your home hold the right certifications.

Reputation

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

Process

A good provider will give you a detailed project plan, detailed timeline, clear expectations, and an overview of all material and installation options. Avoid providers that offer vague quotes or timelines. Ask for consistent contact throughout the process, so you aren't caught off guard once the work begins.

Warranties

Research window firms that offer assurances on their installations, and that offer warranties on products and labor. This shows faith in their work. Also look for unlimited lifetime warranties that can transfer to new homeowners.

Materials

Make sure your window installer offers durable, long-lasting window options and top energy-saving window brands within your budget. Look for good energy ratings, enhanced UV protection, and design flexibility. Check that the window materials also include manufacturer warranties.

Frequently Asked Questions About Window in Brentwood, CA

The ideal time to install windows in Brentwood is when temperatures are moderate, generally during spring, winter or fall. These conditions enable professionals to work without having to worry about the weather.

The ideal type of replacement windows for your Brentwood home depends on when your home was built –the average house in Brentwood was built around 2002. 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 perfect for older homes. For newer homes, you can consider vinyl windows, which are affordable, durable and have a modern look.

The types of window that generally last longest are ones constructed from vinyl or wood, with double glaze for extra insulation. Vinyl windows are famous for their durability and need little maintenance, while wood windows provide a more timeless look. Tripling up on the glazing will reduce heating and cooling bills over time. This is especially helpful during Brentwood's hot summers.

The length of the installation process varies based on a range of factors, including the amount of windows to be installed, the type and size of windows being put in, and the complexity of the installation job. Typically, window installation can take anywhere from a day up to a few days, with each window taking about 30 minutes to install.

In some cases, you can replace 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 impact the process. For example, the temperatures in Brentwood can reach an average high of 71, so you need to consider energy-efficient windows that can deflect from the heat. It's also important to get the measurements right and follow the instructions for installation. Hiring a professional for your window replacement project will ensure that everything is done correctly.

Yes, many window companies offer payment plans for their services. Different companies have their own financing options, so you should shop around to find the best option for you. Depending on your income level, which is a median of $134,689 a year in Brentwood, you may be able to qualify for lower interest rates.

Other Brentwood, CA Home Services

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