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10 Best Window Replacement Companies in Berkeley, CA

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Written By David Cusick

Last Updated April 2024

Whether you want to improve your home's value, energy efficiency, or both, upgrading your windows is a great idea. Drafty windows can cost you in power bills — about an extra $461 a year in Berkeley. The Department of Energy estimates that 25–30% of your home’s heat or cool air could be going out your windows. When searching for a window installer, it's important to pick the right one, which is why we've put together this guide to the best window installation companies in Berkeley.

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Top 10 Best Window Replacement Companies in Berkeley

Renewal by Andersen of San Francisco

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30806 Santana St, Hayward, CA 94544 (510) 803-3110 renewalbyandersen.com

Good customer service

Price transparency

Free assessment

Educational website

Services Offered

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

Best Exteriors

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

Free assessment

Educational website

Timely service

Good customer service

Price transparency

Services Offered

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

Winning Windows

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6114 La Salle Ave, Oakland, CA 94611 (510) 338-1234 winningwindows.com

Timely service

Good customer service

Price transparency

Free assessment

Services Offered

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

Ace Glass Company

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381 11th St, San Francisco, CA 94103 (415) 395-0806 sfaceglass.com

Free assessment

Good customer service

Price transparency

Services Offered

Bay windows
Window replacement/installation
Window repair
Storm/impact windows
Glass doors
Mirrors
Glass repair
Tempered glass
Glass showers

Hansen's Window Shop

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3600 San Leandro St, Oakland, CA 94601 (510) 261-1608 hansons.com

Free assessment

Good customer service

Price transparency

Services Offered

Energy-efficient options
Double-hung
Glass showers
Window replacement/installation
Wood frames
Bay windows
Triple pane glass
Glass doors
Vinyl frames

Lafayette Glass Company

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3375 Mount Diablo Blvd, Lafayette, CA 94549 (925) 284-9510 lafayetteglasscompany.com

Timely service

Free assessment

Price transparency

Services Offered

Window replacement/installation
Glass showers
Mirrors
Glass doors
Energy-efficient options
Custom glass
Window repair

East Bay Glass

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601 50th Ave, Oakland, CA 94601 (510) 761-8736 eastbayglass.com

Price transparency

Educational website

Good customer service

Free assessment

Services Offered

Metal frames
Glass repair
Bay windows
Window replacement/installation
Glass showers
Vinyl frames

A-Taylor Made Window

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5327 Jacuzzi St #5E, Richmond, CA 94804 (510) 559-5530 ataylormadewindow.com

Price transparency

Free assessment

Educational website

Good customer service

Timely service

Services Offered

Mirrors
Energy-efficient options
Window replacement/installation
Bay windows

The Glass Man & Sons Windows and Glass Alameda

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636 Eagle Ave, Alameda, CA 94501 (510) 523-5046 theglassmanandsons.com

Educational website

Good customer service

Price transparency

Services Offered

Glass showers
Custom glass
Window replacement/installation
Bay windows
Mirrors

Home Services at The Home Depot

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11939 San Pablo Ave, El Cerrito, CA 94530 (510) 296-9281 homedepot.com

Price transparency

Free assessment

Educational website

Good customer service

Services Offered

Energy-efficient options
Glass doors
Window replacement/installation
Bay windows
Glass showers
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 Berkeley?

Window installation and replacement costs will be influenced by several factors, including how difficult your windows are to access or install, the materials you choose, and the number and size of the windows. On average, Berkeley homeowners should expect to spend around $290 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

Installing new energy-efficient windows can greatly improve your home's insulation, noise reduction, value, appearance, and comfort. Some clear signs it's time for new windows include the following:

  • Fogging between window panes, condensation issues, or rotting window frames allowing moisture intrusion into the home.
  • Drafts and cold air leaking in from old, loose-fitting windows.
  • Windows that are difficult to open, close, and lock properly due to wear and age.
  • Discomfort and high energy bills due to poor window insulation.
  • Inefficient and outdated window styles that reduce your home’s curb appeal.

How To Choose a Window Company

For a successful window replacement, you want to hire an installer with proven expertise. Below, we cover the most important considerations when selecting a window installer.

Experience

Make sure you select a seasoned local installer with a proven track record of successfully installing and replacing windows. Companies that have been operating locally for many years are more likely to have a deep knowledge of the local climate and local homeowners' needs. Get references from recent clients to learn more about a provider’s service.

Certifications

Choose an installer that’s accredited like major window manufacturers, and that has Fenestration and Glazing Industry Alliance (formerly AAMA) certification. Suitable credentials indicate they've received proper training in installation best practices. Make sure installers are staff rather than subcontractors, and confirm that any technicians working on your home have certification.

Reputation

Spend time reviewing online feedback, verifying with the Better Business Bureau (BBB), and asking for local references. Review customer feedback to confirm that the company regularly provides good workmanship and customer service. Avoid companies with complaints of shoddy or unfinished work.

Process

The most qualified company will take time to provide you with a detailed project plan, timeline, expectations, and reviews of all material and installation options. Beware of vague quotes or timelines that don't provide enough specifics upfront. Look for regular communication throughout the process to avoid surprises down the road.

Warranties

Seek out window installers that provide installation guarantees on materials and labor. This demonstrates confidence in their work. Seek out companies that offer unlimited lifetime warranties that can transfer to new homeowners.

Materials

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

Frequently Asked Questions About Window in Berkeley, CA

In Berkeley, the best time to install windows is during the winter when the temperature is not as high, so the windows can fit and adjust properly. A good local window installer in Berkeley will be able to explain when the best time is to install windows on your house.

The right type of replacement windows for your Berkeley home depends on the year your home was built –the average house in Berkeley was built around 1960. For older homes, you might want to consider 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 newer homes, you may want to consider vinyl windows, which are durable, affordable and have a modern look.

The most expensive window types are those with multiple moving parts such as double-hung and casement windows. They are more complicated than single-hung windows, and so are more expensive. Single-hung windows are the most budget-friendly on the market. In terms of frames, aluminum and vinyl are the most affordable options.

It depends on your budget and the condition of your existing windows. If your existing windows are in decent condition, you might only replace the ones that need to be replaced. If you're in an area that has average energy costs, you may want to consider replacing all your windows at once to get the highest energy savings.

Yes, many window installers offer financing for their services. Different companies have their own financing options, so you should do your research to find the best option for you. Depending on your income level, which is a median of $104,716 a year in Berkeley, you may be able to qualify for lower interest rates.

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

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