11 Best Window Companies in Los Osos, CA (2024 Reviews)

Are you thinking about upgrading your windows? Our guide to the top window installation companies can help you pick the right one for you.

We analyzed all the top-rated window companies in Los Osos and selected the best 11 based on:

  • Customer reviews
  • Window installation expertise
  • Popularity with home-owners like you
EcoWatch Local Advisors

By EcoWatch Local Advisors

Updated February 01, 2024

Why you can trust EcoWatch

Our panel of energy experts work tirelessly to create unbiased reviews and informative content to help homeowners make educated decisions. No other windows site has covered energy efficiency and sustainability as long as EcoWatch, which means we're going to help you find windows replacements that will save on your energy bill and put more money back in your wallet.

A review of the top window replacement companies in Los Osos may not seem like the most captivating article on the EcoWatch site, but trust us, windows have more of an impact on your life than you might think. If your house has traditional, outdated windows, your HVAC system could be working overtime to heat or cool your home. This means spending more on electric bills.

Fortunately, saving you money with more efficient windows also helps our goals of conserving energy and the resources it takes to produce it.

We’ve compiled a list of the top installation companies to help you in your search, so you can not only enjoy brand-new windows, but also save money on your energy bills.

Best Availability

Renewal by Andersen

★★★★★
4.5
  • Great industry reputation
  • Member of US Green Building Council
  • Manufactures products in-house
Buy One Window, Get One 40% OFF
Get Estimate

Best Energy-Efficient Features

Champion

★★★★★
4.5
  • Many years of experience
  • Low prices relative to competitors
  • Limetime warranty
Buy 2 Windows, Get 2 Free
Get Estimate

Power Home

★★★★★
4.5
  • Uses eco-friendly materials
  • Well-trained, certified installers
  • Lifetime or lengthy warranty
Next-Day Appointments Available
Get Estimate

Best Window Installation & Replacement Companies in Los Osos

The EcoWatch Reviews team researched dozens of window installation companies across Los Osos to narrow our list down to the top ones. We assessed the companies on their energy-efficient offerings, coverage area, customer service, price, local experience and more.

Window World logo
FAST QUOTE
as little as 30 seconds
Best Affordability

Window World

★★★★★
BBB Rating: A+
Locations: Nationwide
Founded: 1995
Pros:
  • Pros icon EnergyStar Partner
  • Pros icon Large serice area
  • Pros icon Low prices relative to competitors
  • Pros icon Great industry reputation
  • Pros icon Lifetime warranty
Cons:
  • Pros icon Quality of service will depend on your area

Window World offers windows expertise in Los Osos. Window World has about 27 years of industry experience, and it currently serves 200 locations nationwide.

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 Windows

Window World has some Energy Star windows, but note that not all its windows are energy-efficient, so be sure to mention that you want Energy Star windows when inquiring. 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 Los Osos?

Window World doesn’t have any prices listed on its website, but it's known for offering some of the most affordable window installations around. The best way to get more accurate information is to ask for a free quote from the company.

Milgard Windows & Doors logo
FAST QUOTE
as little as 30 seconds
Excellent Reputation

Milgard Windows & Doors

★★★★★
BBB Rating: A
Locations: West Coast
Founded: 1962
Pros:
  • Pros icon EnergyStar Partner
  • Pros icon Wide network of installers
  • Pros icon Lifetime warranty available
Cons:
  • Pros icon Entails hiring third-party contractors
  • Pros icon Limited additional services

Milgard Windows & Doors offers the best local installation in Los Osos. Milgard has about 60 years of industry experience, and it currently serves Anaheim, Riverside, Los Angeles, San Bernardino and Orange counties.

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 Windows

Milgard Windows & Doors has some Energy Star windows, but note that not all its windows are energy-efficient, so be sure to mention that you want Energy Star windows when inquiring. 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 Los Osos?

Milgard doesn’t have any prices listed on its website, but it offers different kinds of windows at varying price points. The best way to get more accurate information is to ask for a free quote from the company.

Renewal by Andersen logo
FAST QUOTE
as little as 30 seconds
Best Overall

Renewal by Andersen

★★★★★
BBB Rating: A
Locations: Nationwide
Founded: 1995
Pros:
  • Pros icon Great industry reputation
  • Pros icon Award-winning company
  • Pros icon Member of US Green Building Council
  • Pros icon Manufactures products in-house
Cons:
  • Pros icon No lifetime warranty
  • Pros icon More expensive than competition

Renewal by Andersen offers the best availability in Los Osos. Andersen has about 27 years of industry experience, and it currently serves nearly every state except Mississippi and West Virginia.

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 Windows

Renewal by Andersen has some Energy Star windows, but note that not all its windows are energy-efficient, so be sure to mention that you want Energy Star windows when inquiring. 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 Los Osos?

Andersen doesn’t have any prices listed on its website, but based on customer feedback, you can expect to pay anywhere between $750 to $1,250 per window for an installation with Andersen. The best way to get more accurate information is to ask for a free quote from the company.

Universal Windows Direct logo
FAST QUOTE
as little as 30 seconds
Best Warranty

Universal Windows Direct

★★★★★
BBB Rating: A
Locations: Nationwide
Founded: 2002
Pros:
  • Pros icon Makes charitable contributions
  • Pros icon Manufactures products in-house
  • Pros icon Wide variety of products and services
  • Pros icon Lifetime warranty
Cons:
  • Pros icon Limited service area
  • Pros icon Some installations carried out by third-party contractors
  • Pros icon Quality of service will depend on your area

Universal Windows Direct offers the best warranty in Los Osos. Universal has about 20 years of industry experience, and it currently serves 27 states nationwide.

It has established itself as a company that has an industry-leading warranty covering products, parts and workmanship for life.

Energy Efficiency of Universal Windows Direct Windows

Universal Windows Direct has some Energy Star windows, but note that not all its windows are energy-efficient, so be sure to mention that you want Energy Star windows when inquiring. The company offers energy-efficient UniShield brand windows. According to its website, UniShield window packages have higher gas fill rates and longer gas retention than most other brands on the market, and they are Energy Star products.

How much does Universal Windows Direct cost in Los Osos?

Universal doesn’t have any prices listed on its website, but installations typically range from $225 to $425 per window based on customer feedback. That makes Universal Windows Direct more of a budget-friendly option for window repair and replacements. The best way to get more accurate information is to ask for a free quote from the company.

We’ve recommended installers with shining reputations, but keep in mind some national companies have independently owned locations in Los Osos, so your service may vary depending on your local crew. We have tried to remain unbiased and transparent by including pros and cons for every company reviewed.

More Window Companies in Los Osos

Los Osos Glass & Window Inc

Baywood-Los Osos, CA
3.1
★★★★★
  • Pros icon Free assessment
  • Pros icon Good Customer Service
  • Pros icon Price Transparency

Services Offered

  • Service icon Window Replacement/Installation
  • Service icon Glass Showers
  • Service icon Glass Doors

Website: http://www.losososglass.com/
Address: 2118 9th St, Baywood-Los Osos, CA 93402
Phone: (805) 528-0109

Central Coast Screens

San Luis Obispo, CA
3.0
★★★★★
  • Pros icon Price Transparency
  • Pros icon Educational Website
  • Pros icon Good Customer Service
  • Pros icon Free assessment

Services Offered

  • Service icon Window Replacement/Installation
  • Service icon Screen Repair
  • Service icon Bay Windows

Website: https://centralcoastscreens.com/
Address: 1106 Atascadero St, San Luis Obispo, CA 93405
Phone: (805) 704-6608

Contractors Glass Company

San Luis Obispo, CA
2.9
★★★★★
  • Pros icon Free assessment
  • Pros icon Educational Website
  • Pros icon Good Customer Service
  • Pros icon Price Transparency

Services Offered

  • Service icon Mirrors
  • Service icon Window Replacement/Installation
  • Service icon Glass Showers

Website: http://www.contractorsglassco.com/
Address: 60 Prado Rd, San Luis Obispo, CA 93401
Phone: (805) 543-0871

Artisan Windows and Doors

San Luis Obispo, CA
2.8
★★★★★
  • Pros icon Price Transparency

Services Offered

  • Service icon Window Replacement/Installation
  • Service icon Glass Doors

Website: http://www.artisanwd.com/
Address: 179 Granada Dr #4, San Luis Obispo, CA 93401
Phone: (805) 852-7001

Monarch Window

San Luis Obispo, CA
2.7
★★★★★
  • Pros icon Good Customer Service
  • Pros icon Educational Website

Services Offered

  • Service icon Glass Doors
  • Service icon Window Replacement/Installation
  • Service icon Metal Frames
  • Service icon Skylights
  • Service icon Wood Frames

Website: http://www.monarchwindow.com/
Address: 201 Bridge St, San Luis Obispo, CA 93401
Phone: (805) 242-2059

Arroyo Grande Glass & Mirror

Arroyo Grande, CA
4.6
★★★★★
  • Pros icon Good Customer Service
  • Pros icon Price Transparency

Services Offered

  • Service icon Glass Showers
  • Service icon Custom Glass
  • Service icon Glass Doors
  • Service icon Window Replacement/Installation
  • Service icon Custom Window Designs
  • Service icon Energy-Efficient Options
  • Service icon Skylights
  • Service icon Mirrors

Website: https://www.arroyograndeglass.com/
Address: 1012 E Grand Ave, Arroyo Grande, CA 93420
Phone: (805) 489-6900

Templeton Glass

Paso Robles, CA
4.5
★★★★★
  • Pros icon Price Transparency
  • Pros icon Free assessment
  • Pros icon Good Customer Service

Services Offered

  • Service icon Glass Showers
  • Service icon Custom Glass
  • Service icon Glass Doors
  • Service icon Mirrors
  • Service icon Window Replacement/Installation

Website: http://www.templetonglass.com/
Address: 3850 Ramada Dr Suite B2, Paso Robles, CA 93446
Phone: (805) 434-3438

Construction Windows, LLC

Paso Robles, CA
5.0
★★★★★
  • Pros icon Price Transparency
  • Pros icon Educational Website
  • Pros icon Good Customer Service
  • Pros icon Free assessment

Services Offered

  • Service icon Fiberglass Frames
  • Service icon Window Replacement/Installation
  • Service icon Glass Doors
  • Service icon Metal Frames
  • Service icon Vinyl Frames
  • Service icon Custom Window Designs

Website: https://constructionwindows.com/
Address: 3200 Riverside Ave #120, Paso Robles, CA 93446
Phone: (800) 995-6059

Artistic Glass

Atascadero, CA
3.0
★★★★★
  • Pros icon Price Transparency
  • Pros icon Free assessment
  • Pros icon Good Customer Service

Services Offered

  • Service icon Window Replacement/Installation
  • Service icon Glass Showers
  • Service icon Glass Doors

Website: https://www.artisticshowerdoorca.com/
Address: 8408 El Camino Real, Atascadero, CA 93422
Phone: (805) 400-9241

A-1 Glass, LLC

Paso Robles, CA
4.5
★★★★★
  • Pros icon Price Transparency
  • Pros icon Free assessment
  • Pros icon Good Customer Service

Services Offered

  • Service icon Glass Showers
  • Service icon Vinyl Frames
  • Service icon Window Replacement/Installation
  • Service icon Fiberglass Frames
  • Service icon Mirrors
  • Service icon Metal Frames

Website: http://www.a1glasswindows.com/
Address: 705 Paso Robles St, Paso Robles, CA 93446
Phone: (805) 227-6697

Paso Robles Glass

Paso Robles, CA
4.6
★★★★★
  • Pros icon Good Customer Service
  • Pros icon Price Transparency
  • Pros icon Free assessment

Services Offered

  • Service icon Glass Doors
  • Service icon Glass Showers
  • Service icon Mirrors
  • Service icon Metal Frames
  • Service icon Window Replacement/Installation
  • Service icon Tempered Glass

Website: http://pasoroblesglass.com/
Address: 609 22nd St, Paso Robles, CA 93446
Phone: (805) 238-4014
Los Osos Window Cost Calculator

Calculate how much you can expect to pay for window installation and replacement in Los Osos, CA using our customized window cost calculator.

Estimated Window Cost:
161 homeowners have requested a free estimate in the last 3 days.

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 Los Osos Saves You Money

By switching to energy-efficient windows, you can enjoy several benefits, such as:

  • Protect your valuables: The low-emissivity coatings on many energy-efficient windows help prevent your floors, carpets and furniture from fading by filtering out UV rays.
  • Protect your investment: The older your home is, the more likely it is that switching to energy-efficient windows will benefit you. Older homes usually have windows that are outdated, drafty or maybe even damaged in some way. Upgrading your windows could help increase the value of your home if you decide to sell.
  • Reduce your carbon footprint: Since energy-efficient windows improve the insulation in your house, you can lower your indirect greenhouse gas emissions by about 12%, according to Energy Star.
  • Save money on electricity bills: The Department of Energy estimates that heat gained or lost via windows makes up about 25-30% of energy use in your home. Switching to energy-efficient windows can help lower that amount, which helps you save $521 a year on your bills.

Estimated Cost of Window Replacement in Los Osos

Each window installer provides various services and has varying prices depending on a few factors.

How Much Do New Windows Cost?

Typically, Los Osos homeowners can expect their replacement window installations to range from $250 to $1,200. The average cost sits at about $600. How much it will cost depends on several factors, such as number of windows, the location of your home, type, size, material and more.

Whether or not you pick 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 $521 a year on your energy bills in Los Osos.

We recommend requesting free quotes from several window installers to find the one that works best for you.

What Services do Window Installers Offer?

The first step when planning an installation is to think about whether you should get a full-frame or pocket installation.

Full-frame installations are necessary when you want a new style or your window has a lot of deterioration. With this service, your installers will replace the entire window, including the sill, trim and frame. Pocket installations are on the simpler end and won’t cost as much, as they entail simply replacing the window within its existing frame. But if the frame has any damage, you should opt for a full-frame installation instead.

Your window installation company can advise you on the best type for your project. In Los Osos, the decision will mostly depend on the efficiency of your home and how old your existing frames are.

Best Availability

Renewal by Andersen

★★★★★
4.5
  • Great industry reputation
  • Member of US Green Building Council
  • Manufactures products in-house
Buy One Window, Get One 40% OFF
Get Estimate

Best Energy-Efficient Features

Champion

★★★★★
4.5
  • Many years of experience
  • Low prices relative to competitors
  • Limetime warranty
Buy 2 Windows, Get 2 Free
Get Estimate

Power Home

★★★★★
4.5
  • Uses eco-friendly materials
  • Well-trained, certified installers
  • Lifetime or lengthy warranty
Next-Day Appointments Available
Get Estimate

How We Choose the Best Window Installers in Los Osos

The EcoWatch Reviews team is different from most reviewers, as we examine these companies through a sustainability lens. We’ve reviewed the top window installation companies in Los Osos mostly based on their energy efficient offerings, as it’s the most sustainable option and the best one for homeowners. Energy Star certified windows can lower energy bills by hundreds of dollars. Along with energy efficiency, our rating methodology is based on the following factors:

Service Area

Because this is a guide for Los Osos, we only included companies that serve the city. There are certainly other reputable providers that didn’t make the list because of the low odds that they would serve the average homeowner in Los Osos.

Work Quality

We’re willing to bet that you’re looking for professionals who do a great job installing windows. We’ve vetted each company featured in our guide to ensure its technicians are well-qualified and that the company has gotten lots of positive customer feedback to vouch for its service.

Customer Reviews

Another self-explanatory yet super important review factor is customer feedback. If most customers don’t have good feedback about their experience with a certain company, it won’t be featured on EcoWatch.

Cost

This one is a give-and-take: as with other services, cheap window companies won’t always provide the most quality service. On the other hand, we want to ensure we’re highlighting companies that provide a range of price and financing options so they’re accessible to most homeowners.

Warranty

Protecting your investment in new windows is important to many homeowners. That’s why window installation companies that offer lengthy warranties for products, parts and installation (aka workmanship) rank higher with EcoWatch.

Years of Experience

Lastly, we like to see companies that have been in the industry for quite some time. Window installation companies that have more years of experience earn higher rankings by our standards. We like to see at least ten years of experience.

Los Osos, CA Window Replacement FAQs

How much should window installation cost?

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 typically dependent on the type and material of the window, the size of the window and the location of your property. Also, bear in mind that energy-efficient windows may cost more upfront but can save you hundreds of dollars a year in energy bills.

What are the most common types of replacement windows?

There are several different kinds of windows you can get for your home, such as bay windows, awning windows, casement windows, double-hung and single-hung windows, transom windows, slider windows and picture windows.

When do I need to use a window installation company?

You should use a window installation company whenever you need new windows. Installing windows is a complex process that can take a lot of time, so it’s best left to the professionals.

Should I replace my windows all at once?

If you’re upgrading your windows to get more efficient windows, replacing all of your windows at once is the only way to see a noticeable difference. However, if you have only one or two windows that are broken or leaky, you can replace just those.

How long does window installation take?

Since a window takes about 30 minutes to install, around 16 windows can be installed in an 8-hour work day.