10 Best Window Replacement Companies in Mountain House, CA

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Last Updated: February 25, 2025

Replacing your windows can be expensive, but is an excellent way to increase the energy efficiency and value of your home. In Mountain House, where the energy bills are an average of $1,500 per year, you could be spending an extra $461 annually due to damaged or drafty windows. The Department of Energy estimates that heat gained or lost through windows could make up close to 30% of heating and cooling costs. Our list of the best window installation companies in Mountain House will help you select the right installer for you.

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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 Mountain House

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

Free assessment

Price transparency

Educational website

Services Offered

Bay windows
Glass doors
Double-hung
Skylights
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

Free assessment

Good customer service

Educational website

Services Offered

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

Southgate Glass

Southgate Glass Logo

Our Rating

User Rating

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

Good customer service

Educational website

Free assessment

Services Offered

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

Southgate Glass and Screen

Southgate Glass and Screen Logo

Our Rating

User Rating

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

Price transparency

Good customer service

Educational website

Free assessment

Timely service

Services Offered

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

Roxy Glass

Roxy Glass Logo

Our Rating

User Rating

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

Good customer service

Timely service

Educational website

Free assessment

Price transparency

Services Offered

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

Best Exteriors

Best Exteriors Logo

Our Rating

User Rating

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

Good customer service

Price transparency

Free assessment

Educational website

Timely service

Services Offered

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

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

Good customer service

Price transparency

Educational website

Timely service

Free assessment

Services Offered

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

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

Educational website

Timely service

Services Offered

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

Milgard Windows & Doors

Milgard Windows & Doors Logo

Our Rating

User Rating

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

Educational website

Free assessment

Good customer service

Price transparency

Timely service

Services Offered

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

Celtic Glass, Inc.

Celtic Glass, Inc. Logo

Our Rating

User Rating

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

Educational website

Price transparency

Free assessment

Good customer service

Services Offered

Glass repair
Window repair
Window replacement/installation
Vinyl frames
Bay windows
Glass showers
Mirrors
Glass doors
Wood 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 Mountain House?

Window installation and replacement costs will be influenced by several factors, including the number and size of the windows, how difficult your windows are to access or install, and the materials you choose. On average, Mountain House homeowners spend around $270 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 substantially improve your home's insulation, comfort, appearance, value, and noise reduction. Clear indicators that it's time for window replacement include the following:

  • Inefficient and outdated window styles that take away from your home’s curb appeal.
  • Condensation issues, fogging between window panes, or rotting window frames letting in moisture.
  • Drafts and cold air coming in through old, loose-fitting windows.
  • Discomfort and high energy bills from poor insulation.
  • Windows that are difficult to open, close, or lock properly due to wear and age.

How To Choose a Window Company

Hiring an experienced window installer contributes to good results and a great experience. Below, we outline the main criteria for choosing a qualified window installer.

Experience

Find well-established local installers with lots of experience. Installers that have been installing windows locally for many years are more likely to know the local climate and how to best meet your needs. Request 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. Proper certification shows that a provider has gotten proper training in quality installation methods. Ensure installers are employees rather than subcontractors, and verify that any technicians assigned to your job hold the right certifications.

Reputation

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

Process

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

Warranties

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

Materials

Confirm that a window company offers windows built for longevity as well as leading energy-efficient window bands that fall within your budget. Research choices with design flexibility, good energy ratings, and enhanced UV protection, and verify that the materials have their own manufacturer warranties.

Frequently Asked Questions About Window in Mountain House, CA

The ideal time to install windows in Mountain House is when temperatures are moderate, generally during spring, winter or fall. This allows professionals to do their work without having to worry about extreme temperatures.

The best type of replacement window for your Mountain House home will depend on the age of your home, as well as your style preference and budget. You'll want to consider the style of your home — such as if it's more modern — so your new windows match. Wooden windows can provide a traditional look and appearance, while vinyl-framed windows are more popular in more modern homes. Fiberglass windows are also a popular choice, as they can be energy efficient and long-lasting.

You can save money on your window installation by going with a less expensive option like single-hung vinyl windows. These have lower costs compared to more expensive windows like fiberglass, wood, or double-hung windows.

It varies on your specific needs and budget, but generally it's recommended to replace all your windows at once if they're not energy efficient. Replacing all your windows at once guarantees that you'll get the most out of your energy savings and can possibly save you a lot of money in the long run. This is important in Mountain House, where the average energy bills are roughly $1,538 a year.

Yes, many window installers 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 $166,821 a year in Mountain House, you may be able to qualify for lower interest rates.

Window companies in Mountain House usually offer a wide range of services, including measuring and installing new windows, fixing existing windows, swapping out window glass, and hanging window treatments. They may also offer extra services such as weatherproofing or cleaning.

Other Mountain House, CA Home Services

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