10 Best Window Replacement Companies in Foster City, CA

More than 380 people have received a free quote in the last 60 days.

Last Updated: February 25, 2025

Whether you want to improve your home's value or decrease your energy bills, replacing your windows is a great idea. In Foster City, you could save around $440 per year on your energy bills after replacing your windows. Potential leaks or drafts can lower your home’s energy efficiency by up to 30%, according to the Department of Energy. Deciding on a window installer can be time-consuming, which is why we've put together this list of the best window installers in Foster City.

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.
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 Foster City

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

Free assessment

Educational website

Good customer service

Services Offered

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

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

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

Roxy Glass

Roxy Glass Logo

Our Rating

User Rating

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

Timely service

Educational website

Free assessment

Good customer service

Price transparency

Services Offered

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

Best Exteriors

Best Exteriors Logo

Our Rating

User Rating

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

Free assessment

Price transparency

Educational website

Good customer service

Timely service

Services Offered

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

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

Timely service

Good customer service

Services Offered

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

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

Educational website

Free assessment

Timely service

Price transparency

Good customer service

Services Offered

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

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

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

Celtic Glass, Inc.

Celtic Glass, Inc. Logo

Our Rating

User Rating

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

Good customer service

Free assessment

Price transparency

Educational website

Services Offered

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

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

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

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

Educational website

Good customer service

Free assessment

Timely service

Price transparency

Services Offered

Bay windows
Double-hung
Mirrors
Window replacement/installation
Glass doors
Skylights
Glass showers
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 Foster City?

Window installation and replacement costs vary based on several 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, homeowners in Foster City should expect to spend around $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 insulation, appearance, value, noise reduction, and comfort. Signs it's time to invest in new windows include:

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

How To Choose a Window Company

Hiring an experienced window installation professional helps ensure a great experience and excellent results. Below, we outline the main factors to consider when choosing a qualified window installer.

Experience

Seek out an established local window company with a proven track record of success installing all types of windows. Seasoned providers are more likely to be able to seamlessly accommodate Foster City's climate and local homeowner needs. To confirm a company deliver quality work, request references from recent customers.

Certifications

Look for installers that are backed by leading window manufacturers and certified by leading industry groups, including the Fenestration and Glazing Industry Alliance, formerly known as the AAMA. Proper certification shows that a provider has gotten proper training in quality installation methods. Ensure installers are employees rather than subcontractors. Verify that any technicians assigned to your job have the right certifications.

Reputation

Spend time going through online reviews, checking the Better Business Bureau (BBB), and requesting local references. Review customer feedback to confirm that the company consistently does quality work and provides good service. Avoid companies with complaints of shoddy or unfinished work.

Process

A reputable provider will give you a detailed project plan, well-outlined timeline, clear expectations, and an overview of all material and installation options. Avoid providers that offer vague quotes or timelines. Insist on continual contact throughout, so you aren't caught off guard later on.

Warranties

Seek out contractors that guarantee their installations and provide warranties on products and labor. This is a sign of trust in their window installations. Look for unlimited lifetime warranties that can even be transferred to new homeowners.

Materials

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

Frequently Asked Questions About Window in Foster City, CA

In Foster City, the best time to install windows is during the late fall when the temperatures are milder, so the windows can fit and adjust properly. A good local window installer in Foster City will be able to explain when the best time is to install windows on your home.

The best type of replacement windows for your Foster City home depends on the year your home was built –the average house in Foster City was built around 1976. For older homes, you might want to consider energy-efficient windows such as double-pane windows, which are made to keep your home cool in the summer and warm in the winter. Wood frames also have a classic look that's great for older homes. For more modern homes, you can consider vinyl windows, which are durable, affordable and have a modern look.

The types of window that usually last longest are ones crafted from vinyl or wood, with triple glaze for extra insulation. Vinyl windows are famous for their long-lasting nature and require little maintenance, while wood windows provide a more classic look. Tripling up on the glazing will reduce heating and cooling bills over time.

The window installation process typically takes a day and a half for a standard home. But if you have many windows to install, it may take longer. Some contractors can complete the project in a single day, depending on the size of the job.

Replacing your own windows can be a complex task, especially in Foster City, where temperatures can get quite warm. It's generally recommended to hire a professional window installer. A professional installer has the knowledge and experience that ensures your windows are properly installed and that you get the most out of your investment.

Yes, most window companies provide financing options for their customers. Some installers provide low-interest loans, although you may not qualify if your income is on the higher end, while other companies provide special financing plans with terms and conditions that vary depending on the job.

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

Other Foster City, CA Home Services

Loading map...