20 Best Window Companies in Blackhawk, CA (2025 Reviews)
Are you thinking of replacing your windows? Our guide to the best window installation companies can help you choose the right one for you.
We analyzed all the top-rated window companies in Blackhawk 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
A review of the best window installation companies in Blackhawk may not seem like the most interesting article on the EcoWatch site, but trust us, windows have a more direct impact on your life than you might realize. If your house has outdated, drafty windows, your HVAC system could be working overtime to heat or cool your house. This means spending more on electricity bills.
That’s bad for both your bank account and the environment, but one of the best window installation companies can help with that.
So if you’re building a new home, renovating or changing out old windows in Blackhawk, this guide is the best place to get started.
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 Blackhawk
The EcoWatch Reviews team examined dozens of window installation companies in Blackhawk to find the top ones for our readers. We assessed the companies based on their energy-efficient offerings, coverage area, customer service, local experience, price and more.

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 provides the best availability in Blackhawk. This company has 27 years of experience in the window installation industry, and it has become one of the best companies in the business. Its reputation is backed by a considerable amount of positive reviews from customers online.
It 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 WindowsThere are a wide range of window types that Renewal by Andersen offers, some of which are Energy Star products. 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 Blackhawk?Pricing details are not available on Andersen’s website since the cost of window replacement differs based on how many and what type(s) of windows you need. However, based on customer feedback, you can expect to pay anywhere between $750 to $1,250 per window for an installation with Andersen. If you’d like more accurate pricing information, you can get a quote on the company’s website.

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 provides windows expertise in Blackhawk. This company has 27 years of experience in the window installation industry, and it has become one of the best companies in the business. Its reputation is backed by a considerable amount of positive reviews from customers online.
It 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 WindowsThere are a wide range of window types that Window World offers, some of which are Energy Star products. 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 Blackhawk?Pricing details are not available on Window World’s website since the cost of window replacement differs based on how many and what type(s) of windows you need. However, it's known for offering some of the most affordable window installations around. If you’d like more accurate pricing information, you can get a quote on the company’s website.

Milgard Windows & Doors
EnergyStar Partner
Wide network of installers
Lifetime warranty available
Entails hiring third-party contractors
Limited additional services
Milgard Windows & Doors provides the best local installation in Blackhawk. This company has 60 years of experience in the window installation industry, and it has become one of the best companies in the business. Its reputation is backed by a considerable amount of positive reviews from customers online.
It 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 WindowsThere are a wide range of window types that Milgard Windows & Doors offers, some of which are Energy Star products. 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 Blackhawk?Pricing details are not available on Milgard’s website since the cost of window replacement differs based on how many and what type(s) of windows you need. However, it offers different kinds of windows at varying price points. If you’d like more accurate pricing information, you can get a quote on the company’s website.
Please note that the following companies are national, meaning the quality of the service may depend on your local crew. We have tried to remain unbiased and transparent by mentioning both pros and cons for every provider.
More Window Companies in Blackhawk
Renewal by Andersen of San Francisco
Hayward, CA
Free assessment
Price Transparency
Educational Website
Good Customer Service
Services Offered
Glass Doors
Window Replacement/Installation
Skylights
Bay Windows
Double-Hung
DaBella
Sacramento, CA
Good Customer Service
Timely Service
Services Offered
Glass Doors
Double-Hung
Window Replacement/Installation
Vinyl Frames
Cal Coast Window & Door
Pleasanton, CA
Price Transparency
Educational Website
Free assessment
Good Customer Service
Services Offered
Energy-Efficient Options
Glass Doors
Bay Windows
Window Replacement/Installation
Quality Windows & Doors
Pleasanton, CA
Good Customer Service
Price Transparency
Educational Website
Free assessment
Services Offered
Window Replacement/Installation
Glass Doors
Golden Heights Remodeling INC
Concord, CA
Free assessment
Good Customer Service
Educational Website
Price Transparency
Services Offered
Window Replacement/Installation
Bay Windows
Mr Window Replacement
Fremont, CA
Good Customer Service
Free assessment
Services Offered
Vinyl Frames
Bay Windows
Window Replacement/Installation
GENERAL B CONTRACTOR
San Jose, CA
Good Customer Service
Price Transparency
Educational Website
Free assessment
Services Offered
Window Replacement/Installation
Santa Rosa Window Tint
Santa Rosa, CA
Price Transparency
Educational Website
Free assessment
Good Customer Service
Services Offered
Window Replacement/Installation
Alexander Company
Burlingame, CA
Free assessment
Good Customer Service
Price Transparency
Services Offered
Skylights
Window Replacement/Installation
Bay Windows
Window Repair
Glass Doors
Bay Builders and Remodeling Inc.
San Jose, CA
Price Transparency
Free assessment
Good Customer Service
Educational Website
Services Offered
Window Replacement/Installation
Bay Windows
The Glass Guru
Fairfield, CA
Educational Website
Good Customer Service
Free assessment
Services Offered
Glass Repair
Glass Showers
Wood Frames
Custom Glass
Window Repair
Skylights
Window Replacement/Installation
Fiberglass Frames
Metal Frames
Triple Pane Glass
Glass Doors
Mirrors
Tempered Glass
Screen Repair
Storm/Impact Windows
Energy-Efficient Options
Vinyl Frames
Sivan Windows and Doors - San Jose Window and Door Replacement Company
San Jose, CA
Good Customer Service
Free assessment
Educational Website
Price Transparency
Services Offered
Window Replacement/Installation
Glass Doors
Window Factory
Greenbrae, CA
Free assessment
Good Customer Service
Educational Website
Services Offered
Vinyl Frames
Window Replacement/Installation
Bay Windows
Glass Doors
Wood Frames
Metal Frames
Fiberglass Frames
American Window Specialist
Campbell, CA
Free assessment
Services Offered
Bay Windows
Glass Doors
Window Repair
Double-Hung
Vinyl Frames
Window Replacement/Installation
Window World of Greater Sacramento
Sacramento, CA
Price Transparency
Good Customer Service
Free assessment
Timely Service
Educational Website
Services Offered
Glass Doors
Double-Hung
Bay Windows
Window Replacement/Installation
Custom Exteriors, Inc
Pleasanton, CA
Free assessment
Educational Website
Good Customer Service
Price Transparency
Services Offered
Energy-Efficient Options
Glass Doors
Custom Window Designs
Window Replacement/Installation
Bay Windows
R & M Quality Windows & Doors
Newark, CA
Educational Website
Timely Service
Price Transparency
Good Customer Service
Free assessment
Services Offered
Window Replacement/Installation
Glass Doors
Bay Windows
Integrity Windows & Doors
San Jose, CA
Good Customer Service
Price Transparency
Services Offered
Vinyl Frames
Metal Frames
Fiberglass Frames
Wood Frames
Bay Windows
Window Replacement/Installation
Glass Doors
Milgard Windows & Doors
Sacramento, CA
Price Transparency
Good Customer Service
Timely Service
Educational Website
Free assessment
Services Offered
Fiberglass Frames
Double-Hung
Energy-Efficient Options
Bay Windows
Window Replacement/Installation
Metal Frames
Glass Doors
East County Glass & Window, Inc.
Pittsburg, CA
Educational Website
Services Offered
Glass Doors
Bay Windows
Glass Showers
Mirrors
Window Replacement/Installation
Calculate how much you can expect to pay for window installation and replacement in Blackhawk, 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 Blackhawk Saves You Money
There are quite a few perks of upgrading to energy-efficient windows. A few reasons you may want to consider making the change include the following:
- Protect your valuables from fading: When you switch to energy-efficient windows that have low-emissivity coatings, your floors, carpets and furniture will be protected from fading due to their ability to filter out damaging UV rays.
- Save money on electricity bills: Once you install energy-efficient windows, you can expect a reduction in your bills by about 12% because you’ll require less energy to heat or cool your home.
- Decrease your carbon footprint: Because energy-efficient windows improve the insulation in your home, you can lower your indirect greenhouse gas emissions by about 12%, according to Energy Star.
- Protect your investment: The older your home is, the more likely you are to benefit from switching to energy-efficient windows. Older homes usually have windows that are outdated, leaky or maybe even damaged in some way. Updating your windows could help increase the value of your property if you decide to sell.
Estimated Cost of Window Replacement in Blackhawk
When considering window installation, each company offers varying services and costs. Let’s take a look at some typical costs and services.
How Much Do New Windows Cost?
On average, Blackhawk homeowners can expect their window replacements to range from $250 to $1,200. The most common installations sit at approximately $600. These amounts vary based on specific characteristics of your installation, like number of windows, size, type, material, the location of your home and more.
Keep in mind that energy-efficient windows may cost more upfront, but Energy Star predicts the upgrade will save you between $101 and $583 a year when you install single-pane windows and between $27 and $197 a year when you replace double-pane, clear glass windows. These savings vary based on your local climate, energy rates and individual home characteristics.
We recommend requesting free quotes from multiple window companies to find the right windows and the company that works best for you.
What Services do Window Installers Offer?
The first step of a window installation is to decide whether you need a full-frame or pocket installation.
Full-frame installations entail replacing the full window, including the frame, sill and trim. You most likely need a full-frame installation when you want a new style or your window has noticeable deterioration. Because these installations are more involved, they will increase the overall cost. A pocket installation involves replacing a window without removing the whole frame, which is usually less expensive than a full-frame installation.
If you’re hiring a reputable window installation company, your company can advise you on the best type for your project. In Blackhawk, the decision will mostly depend on how much damage there is currently and the condition of your existing frames.
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 Blackhawk
EcoWatch is different from other reviewers, as we’re examining these companies through a sustainability lens. We have evaluated the best window replacement companies in Blackhawk primarily based on their energy efficient offerings, as it’s the most sustainable option and the best one for homeowners. Energy-efficient windows can cut your electricity bills by hundreds of dollars. Along with energy efficiency, our rating methodology takes the following factors into consideration:
Service Area
Since this is a guide for Blackhawk, we only included companies that serve the city. There are certainly reputable providers that didn’t make our list because they wouldn’t be able to serve homeowners in Blackhawk.
Work Quality
When it comes to new windows, the quality and range of services can often play just as important of a role in overall efficiency and performance as the brand of window you choose. We do rate window installers higher if they offer high-quality products, but we also consider workmanship as reflected in customer feedback.
Customer Reviews
Another self-explanatory yet very important review factor is customer feedback. If most customers don’t have good feedback about their experience with a certain window installation company, it won’t be featured on EcoWatch.
Cost
Cheaper windows don’t necessarily mean better windows, but we know many of our readers want to keep costs low when possible. When analyzing providers’ prices, we awarded higher scores to companies with reasonable prices and accessible financing rather than “cheaper” services.
Warranty
Protecting your investment in new windows is important. For that reason, window installation companies that offer lengthy warranties for products, parts and labor rank higher with EcoWatch.
Years of Experience
Because of Blackhawk’s climate, homeowners need to be wary of rot, water damage and low efficiency. We factored in local experience to reflect the ability of Blackhawk window companies to prepare homes for the climate. If a company has less than 10 years of experience, it loses points in this category.
Blackhawk, CA Window Replacement FAQs
What is the average cost to install new windows?
The national average cost to install one window is around $600 but can range between $200 and $1,200, based on a few different factors. The price is often dependent on the type and material of the window, the location of your property and the size of the window. Also, bear in mind that energy-efficient windows may cost more initially but can save you a decent amount of money a year in energy bills.
Which kind of window should I get?
Generally, double-pane windows will be more efficient than single-pane windows and windows that do not open are more efficient than windows that do. To be sure you’re getting the most energy-efficient windows, look for models with the blue Energy Star certification attached to them — they’re certified energy-efficient by the U.S. Department of Energy.
Can you replace your own windows?
If you’re handy and have experience with similar home improvement projects, you may be able to install your own windows. But if you don’t have the time or experience, we recommend hiring a professional.
Should I replace my windows all at once?
If you’re upgrading your windows because of energy-efficiency, replacing all of the windows together is the only way to see a noticeable difference. On the other hand, if you have only a few windows that are broken or leaky, you can replace just those.



