20 Best Window Companies in El Cerrito, CA (2025 Reviews)
If you’re looking to get new windows, our guide to the best window installation companies can help.
We analyzed all the top-rated window companies in El Cerrito and selected the best 20 based on:
Customer reviews
Window installation expertise
Popularity with home-owners like you
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Why you can trust EcoWatch
The EcoWatch Reviews team is all about finding solutions for eco-conscious homeowners in El Cerrito. If your house has outdated, drafty windows, your AC or heating system could be working overtime to heat or cool your home. This means spending more on electricity bills.
Replacement windows improve your home’s insulation, not only making you and your family more comfortable during extreme temperatures, but also saving you some money and helping the environment.
Efficient windows are of particular importance in El Cerrito, where summers are long and hot. According to Energy Star, switching to energy-efficient windows can save the average homeowner up to $579 each year.
Best Availability
Renewal by Andersen
- Great Industry Reputation
- Award-winning Company
- Member of US Green Building Council
- Manufactures products in-house
Power Home
- Uses eco-friendly materials
- Well-trained, certified installers
- Lifetime or lengthy warranty
Best for Residential Windows
Window Nation
- Custom Designs
- Wide variety of products and services
- Manufactures products in-house
Best Window Installation & Replacement Companies in El Cerrito
The EcoWatch Reviews team examined many window installation companies in El Cerrito to find the top ones for our readers. The companies reviewed in this article scored best in our categories, which include energy-efficient offerings, customer service, price, availability and more.

Window World
EnergyStar Partner
Large serice area
Low prices relative to competitors
Great industry reputation
Lifetime warranty
Quality of service will depend on your area
Window World has windows expertise in El Cerrito. It's the largest window replacement company in the country, known for its vinyl windows and affordability. This window installation company has been in business since 1995 and currently services 200 locations nationwide. Hundreds of positive reviews on customer review websites back the provider's reputation.
It has established itself as a company that is certified by the Environmental Protection Agency (EPA) and Energy Star and supports charities like St. Jude Children’s Research Hospital.
Energy Efficiency of Window World WindowsWindow World caters to eco-conscious consumers by providing energy-efficient window offerings. Its high-performance Low-E (low-emissivity) coatings and argon gas insulation offer exceptional efficiency and performance for any home.
How much does Window World cost in El Cerrito?Although pricing is not readily available on Window World’s website, it's known for offering some of the most affordable window installations around. You can ask for a free quote on its website for more information about the cost.

Milgard Windows & Doors
EnergyStar Partner
Wide network of installers
Lifetime warranty available
Entails hiring third-party contractors
Limited additional services
Milgard Windows & Doors has the best local installation in El Cerrito. It's a family-owned and -operated window replacement company, which primarily serves the West Coast. This window installation company has been in business since 1962 and currently services Anaheim, Riverside, Los Angeles, San Bernardino and Orange counties. Hundreds of positive reviews on customer review websites back the provider's reputation.
It has established itself as a company that offers competitive pricing, a comprehensive warranty and installers that all have a minimum of 15 years of window installation experience.
Energy Efficiency of Milgard Windows & Doors WindowsMilgard Windows & Doors caters to eco-conscious consumers by providing energy-efficient window offerings. The company manufactures its own products, which gives it the freedom to make custom windows based on the climate. The company designs its own vinyl compounds and profiles to ensure a heat-stable product that performs as advertised.
How much does Milgard Windows & Doors cost in El Cerrito?Although pricing is not readily available on Milgard’s website, it offers different kinds of windows at varying price points. You can ask for a free quote on its website for more information about the cost.

Renewal by Andersen
Great industry reputation
Award-winning company
Member of US Green Building Council
Manufactures products in-house
No lifetime warranty
More expensive than competition
Renewal by Andersen has the best availability in El Cerrito. It's a subsidiary of the Andersen Corporation, a major manufacturer of windows and doors. This window installation company has been in business since 1995 and currently services nearly every state except Mississippi and West Virginia. Hundreds of positive reviews on customer review websites back the provider's reputation.
It has established itself as a company that uses in-home estimates and advanced digital tools to help you plan and visualize your project before getting started.
Energy Efficiency of Renewal by Andersen WindowsRenewal by Andersen caters to eco-conscious consumers by providing energy-efficient window offerings. A handful of windows manufactured by the Andersen corporation were awarded Energy Star’s “Most Efficient” in 2021, and Andersen was named Energy Star’s Partner of the Year in 2019.
How much does Renewal by Andersen cost in El Cerrito?Although pricing is not readily available on Andersen’s website, based on customer feedback, you can expect to pay anywhere between $750 to $1,250 per window for an installation with Andersen. You can ask for a free quote on its website for more information about the cost.
We strive to be unbiased and transparent by listing pros and cons for each company we review. Additionally, our rankings are not influenced by any partnerships.
More Window Companies in El Cerrito
Renewal by Andersen of San Francisco
Hayward, CAPrice Transparency
Good Customer Service
Free assessment
Educational Website
Services Offered
Skylights
Double-Hung
Bay Windows
Glass Doors
Window Replacement/Installation
Golden Heights Remodeling INC
Concord, CAGood Customer Service
Price Transparency
Free assessment
Educational Website
Services Offered
Window Replacement/Installation
Bay Windows
Cal Coast Window & Door
Pleasanton, CAEducational Website
Price Transparency
Good Customer Service
Free assessment
Services Offered
Energy-Efficient Options
Glass Doors
Bay Windows
Window Replacement/Installation
Mr Window Replacement
Fremont, CAGood Customer Service
Free assessment
Services Offered
Bay Windows
Window Replacement/Installation
Vinyl Frames
Quality Windows & Doors
Pleasanton, CAEducational Website
Good Customer Service
Free assessment
Price Transparency
Services Offered
Window Replacement/Installation
Glass Doors
Santa Rosa Window Tint
Santa Rosa, CAFree assessment
Educational Website
Good Customer Service
Price Transparency
Services Offered
Window Replacement/Installation
GENERAL B CONTRACTOR
San Jose, CAEducational Website
Good Customer Service
Price Transparency
Free assessment
Services Offered
Window Replacement/Installation
Window Factory
Greenbrae, CAEducational Website
Good Customer Service
Free assessment
Services Offered
Wood Frames
Bay Windows
Vinyl Frames
Fiberglass Frames
Metal Frames
Glass Doors
Window Replacement/Installation
Alexander Company
Burlingame, CAPrice Transparency
Free assessment
Good Customer Service
Services Offered
Window Repair
Glass Doors
Skylights
Bay Windows
Window Replacement/Installation
The Glass Guru
Fairfield, CAGood Customer Service
Educational Website
Free assessment
Services Offered
Energy-Efficient Options
Fiberglass Frames
Triple Pane Glass
Mirrors
Custom Glass
Wood Frames
Glass Showers
Tempered Glass
Metal Frames
Screen Repair
Vinyl Frames
Skylights
Window Repair
Window Replacement/Installation
Glass Repair
Storm/Impact Windows
Glass Doors
Bay Builders and Remodeling Inc.
San Jose, CAPrice Transparency
Educational Website
Free assessment
Good Customer Service
Services Offered
Window Replacement/Installation
Bay Windows
Northwest Exteriors
Santa Rosa, CATimely Service
Free assessment
Price Transparency
Educational Website
Services Offered
Window Replacement/Installation
Vinyl Frames
Sivan Windows and Doors - San Jose Window and Door Replacement Company
San Jose, CAEducational Website
Price Transparency
Good Customer Service
Free assessment
Services Offered
Glass Doors
Window Replacement/Installation
American Window Specialist
Campbell, CAFree assessment
Services Offered
Double-Hung
Vinyl Frames
Glass Doors
Bay Windows
Window Replacement/Installation
Window Repair
Custom Exteriors, Inc
Pleasanton, CAFree assessment
Educational Website
Good Customer Service
Price Transparency
Services Offered
Custom Window Designs
Energy-Efficient Options
Bay Windows
Glass Doors
Window Replacement/Installation
R & M Quality Windows & Doors
Newark, CAEducational Website
Price Transparency
Timely Service
Free assessment
Good Customer Service
Services Offered
Bay Windows
Window Replacement/Installation
Glass Doors
B & L Glass
Santa Rosa, CATimely Service
Educational Website
Services Offered
Glass Showers
Window Replacement/Installation
Glass Doors
Glass Repair
Energy-Efficient Options
Custom Glass
Mirrors
Skylights
Integrity Windows & Doors
San Jose, CAPrice Transparency
Good Customer Service
Services Offered
Vinyl Frames
Window Replacement/Installation
Bay Windows
Glass Doors
Wood Frames
Metal Frames
Fiberglass Frames
East County Glass & Window, Inc.
Pittsburg, CAEducational Website
Services Offered
Mirrors
Bay Windows
Window Replacement/Installation
Glass Showers
Glass Doors
American Window Systems, Inc.
Napa, CAFree assessment
Good Customer Service
Educational Website
Price Transparency
Services Offered
Skylights
Window Replacement/Installation
Calculate how much you can expect to pay for window installation and replacement in El Cerrito, CA using our customized window cost calculator.
Estimates will vary based on window dimensions and other unique factors to your home. Getting in touch with a local window installer is the best way to get an accurate cost estimate for your home.
How Installing Energy-Efficient Windows in El Cerrito Saves You Money
Upgrading to energy-efficient windows can improve the comfort of your home and help you save on energy bills. Here are more ways upgrading your windows could help you:
- Save on energy bills: Installing energy-efficient windows reduces your energy bills by about 12% because you need less energy.
- Protect your valuables from fading: The low-emissivity coatings on some energy-efficient windows filter out damaging UV rays, preventing fading of your furniture, carpet and other valuables.
- Protect your investment: If you have an older home, your windows are most likely outdated. Updating your windows can improve the insulation in your home and also help increase the value of your house if you decide to sell.
- Decrease your carbon footprint: You can reduce your carbon footprint by about 12% when you install Energy Star certified windows. In El Cerrito, that’s about 117 pounds per year on average.
Estimated Cost of Window Replacement in El Cerrito
When researching window installation, each company offers varying services and costs. Let’s take a look at some average costs and services.
How Much Do New Windows Cost?
Even though the national average cost to replace a single window is around $600, it can range anywhere from $200 to $1,200. This is because of the fact that the cost of window installations are based on a variety of factors specific to your home, such as the size, material and number of windows you need to replace, as well as the location of your property.
Whether or not you want energy-efficient windows is another factor that will affect the cost. These will usually cost more than other windows, but on the other hand, you can save about $579 a year on your energy bills in El Cerrito.
Asking for free quotes from several installers is the best way to find out which one will work best for your budget.
What Services do Window Installers Offer?
Generally, there are two kinds of window installation services companies provide: full-frame and pocket installations.
A full-frame installation is a replacement of the full window. This service involves taking out the old window, the sill, and the exterior and interior trim. It can also involve other materials, such as insulation and drip edges, which increase the total cost of the project. It’s also worth noting that it’s not uncommon for homeowners to have to touch up the paint surrounding the window after a full-frame installation. Pocket installations are simpler and won’t cost as much because they involve simply replacing the window within its existing frame. But if the frame has any damage or rot, you should opt for a full-frame installation instead.
If you’re hiring a reputable window installation company, your company can advise you on the best type for your project. In El Cerrito, the decision will mostly be based on how much damage there is currently and how old your existing frames are.
Best Availability
Renewal by Andersen
- Great Industry Reputation
- Award-winning Company
- Member of US Green Building Council
- Manufactures products in-house
Power Home
- Uses eco-friendly materials
- Well-trained, certified installers
- Lifetime or lengthy warranty
Best for Residential Windows
Window Nation
- Custom Designs
- Wide variety of products and services
- Manufactures products in-house
How We Choose the Best Window Installers in El Cerrito
EcoWatch reviews are different from other reviews because we examine these companies through a sustainability lens. Along with energy efficiency, we assessed each installer and ranked them using the following methodology:
Service Area
This one is self-explanatory, but we’ve chosen to highlight window installers that serve El Cerrito so you can find the right window installation company near you.
Work Quality
When it comes to new windows, the quality and breadth of services can often play just as important of a role in insulation and performance as the brand you get. We do rate window installers higher if they offer high-quality products, but we also factor in workmanship as reflected in customer feedback.
Customer Reviews
We analyzed trends in recent online reviews to find the companies with the most customer satisfaction. Customer satisfaction may be the most important factor, as it reflects the quality of services across most other categories, including cost, quality of parts, professionalism, quality of installation, warranty and more.
Cost
Cheaper windows certainly don’t mean better windows, but we know many of our readers want to keep costs as low as possible. When analyzing providers’ prices, we awarded higher scores to companies with reasonable prices and accessible financing rather than “cheaper” services.
Warranty
As discussed previously, windows are a considerable investment, so you’ll want to be certain that investment is protected. Window installation companies that give you lengthy warranties for products, parts and labor rank higher with EcoWatch.
Years of Experience
Because of El Cerrito’s climate, homeowners need to be wary of rot, water damage and low efficiency. We factored in local experience to reflect the ability of El Cerrito window companies to prepare homes for the climate. If a company has less than 10 years of experience, it loses points in this category.
El Cerrito, CA Window Replacement FAQs
How much should window installation cost?
The average cost to replace a window can range from $450 to $650. There are many factors that affect how much it costs, including the number of windows, your property’s location, styles and sizes of windows, how energy-efficient the windows are, the materials used in designing the windows and local labor costs.
What are the different types of windows?
There are various types of windows you can get for your house, such as double-hung and single-hung windows, slider windows, transom windows, bay windows, picture windows, awning windows and casement windows.
Can I install my own windows?
While you can install your own windows, doing so is time-consuming and requires a lot of handiness. Using a window replacement company can help guarantee that the installation is done properly and that you won’t have to spend the time and effort to do it yourself.
Should I replace all my windows at the same time?
If you’re upgrading your windows because of energy-efficiency, replacing all of your windows at once is the only way to see a noticeable difference. However, if you have just one or two windows that are damaged or leaky, you can replace just those.