10 Best Window Replacement Companies in Belmont, CA

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Last Updated: February 25, 2025

Whether you want to increase your home's value or decrease your energy bills, replacing your windows is a great idea. Drafty windows can cost you in energy bills — about an extra $461 a year in Belmont. The Department of Energy estimates that 25–30% of your house’s heat or cool air could be going out your windows. Selecting the right company for you is an important decision. That's why we've put together this list of the best window installation companies in Belmont.

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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 Belmont

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

Good customer service

Educational website

Free assessment

Price transparency

Services Offered

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

The Glass Guru

The Glass Guru Logo

Our Rating

User Rating

1601 Enterprise Dr STE 14, Fairfield, CA 94533 (707) 348-9539 theglassguru.com

Good customer service

Educational website

Free assessment

Services Offered

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

Roxy Glass

Roxy Glass Logo

Our Rating

User Rating

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

Free assessment

Good customer service

Price transparency

Timely service

Educational website

Services Offered

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

Best Exteriors

Best Exteriors Logo

Our Rating

User Rating

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

Timely service

Good customer service

Educational website

Free assessment

Price transparency

Services Offered

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

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

Educational website

Good customer service

Timely service

Free assessment

Price transparency

Services Offered

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

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

Free assessment

Price transparency

Good customer service

Timely service

Educational website

Services Offered

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

Sunset Glass Inc

Sunset Glass Inc Logo

Our Rating

User Rating

4301 Irving St, San Francisco, CA 94122 (415) 664-1626 sunsetglassinc.com

Educational website

Free assessment

Services Offered

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

Celtic Glass, Inc.

Celtic Glass, Inc. Logo

Our Rating

User Rating

106 Burrows St, San Francisco, CA 94134 (415) 468-0980 celticglassinc.com

Price transparency

Free assessment

Good customer service

Educational website

Services Offered

Wood frames
Vinyl frames
Window repair
Glass repair
Glass showers
Bay windows
Window replacement/installation
Mirrors
Energy-efficient options
Glass doors

North Glass Windows & Doors

North Glass Windows & Doors Logo

Our Rating

User Rating

105 Main St, Ben Lomond, CA 95005 (831) 336-2288 northglass.net

Good customer service

Free assessment

Price transparency

Services Offered

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

J & M Windows and Glass

J & M Windows and Glass Logo

Our Rating

User Rating

745 E McGlincy Ln, Campbell, CA 95008 (408) 371-7255 jandmglass.com

Free assessment

Timely service

Price transparency

Educational website

Good customer service

Services Offered

Bay windows
Glass showers
Glass doors
Skylights
Energy-efficient options
Double-hung
Window replacement/installation
Mirrors
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 Belmont?

The cost of window installation or replacement is influenced by a number of factors, including the materials you choose, how difficult your windows are to access or install, and the number and size of the windows. On average, homeowners in Belmont will spend roughly $300 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

Replacing your existing windows with new energy-efficient ones can significantly improve your home's comfort, noise reduction, appearance, value, and insulation. Signs it's time to invest in new windows include:

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

How To Choose a Window Company

Finding a truly qualified windows installation contractor is the key to a successful project. Below, we cover the main factors to consider when making your selection.

Experience

Find well-established local installers with considerable experience. Providers that have been installing windows locally for many years are more likely to understand the local climate and how to best meet your needs. Ask for references from recent customers to verify that a provider delivers quality work.

Certifications

Look for installers that are backed by major window manufacturers and accredited by top industry associations, including the Fenestration and Glazing Industry Alliance, formerly known as the AAMA. Appropriate credentials mean that a provider has received suitable training in quality installation methods. Ensure installers are employees rather than subcontractors, and verify that any technicians working on your home hold the right certifications.

Reputation

Read through online feedback from past clients, check the Better Business Bureau (BBB), and request local references. Review customer feedback to confirm that the company consistently provides quality work and good customer service. Avoid providers that have complaints of shoddy work or unfinished jobs.

Process

The best window installers will supply a comprehensive project plan and schedule, clear expectations, and an overview of all material and installation options. Avoid companies that offer ill-defined quotes or timelines that don't provide specifics upfront. Look for continual contact throughout to avoid surprises later on.

Warranties

Research window installers that provide guarantees on their work, and that provide warranties on products and labor. This indicates confidence in their work. Also seek out 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 fall within your budget. Research choices with enhanced UV protection, good energy ratings, and design flexibility. Verify that the materials come with their own manufacturer warranties.

Frequently Asked Questions About Window in Belmont, CA

In Belmont, the ideal time to install windows is during the late fall when the temperature is milder, so the windows can fit and adjust properly. A good local window installer in Belmont will be able to explain when the best time is to install windows on your house.

The right type of replacement windows for your Belmont home depends on when your home was built –the average house in Belmont was built around 1966. 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 more modern homes, you can think about vinyl windows, which are affordable, durable and have a modern look.

You can save money on window installation by choosing a less expensive option like single-hung windows with vinyl frames. These come at a lower cost compared to more expensive windows such as fiberglass, wood, or double-hung windows.

If your area has average energy costs, you may want to consider replacing all your windows at once. Replacing all your windows at once can greatly improve your home's overall energy-efficiency, and could help you to save money on your energy bills over time. This is especially beneficial in a place like Belmont, where energy costs tend to be high.

In some cases, you can replace your own windows, but it's recommended to hire a professional. It's important to consider the local temperature when replacing windows, as it will have an effect on the process. For example, the temperatures in Belmont can reach an average high of 65, so you should consider energy-efficient windows that can protect 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 guarantee that everything is installed correctly.

If you live in a drier climate like Belmont, you may only need to wipe away any debris or dirt buildup on the windows occasionally. Additionally, you ought to check your windows monthly to make sure they're still functioning properly. It's also a good idea to get a professional to inspect your windows annually for any hidden damages or issues.

Getting windows installed by a professional can provide a number of benefits. Professional installers can ensure that your windows are properly fitted, weatherproofed, and insulated, preventing 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.

Other Belmont, CA Home Services

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