20 Best Window Companies in Spanish Lake, MO (2023 Reviews)
Thinking about replacing your windows? We've got you covered in this guide to the top window installation companies.
We analyzed all the top-rated window companies in Spanish Lake and selected the best 20 based on:
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Customer reviews
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Window installation expertise
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Popularity with home-owners like you
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Updated September 15, 2023
Why you can trust EcoWatch
The EcoWatch Reviews team is all about finding solutions for eco-conscious homeowners in Spanish Lake. According to the Department of Energy, heat gained or lost through outdated, drafty windows could make up 25-30% of household energy climate control use.
Installing new, efficient windows on your property can help you save money each month on your energy bills — and you can help the environment as well.
Unlike other sites, EcoWatch ranks window installation companies based on energy efficiency while also factoring in cost, customer satisfaction and service area.
Best Availability
Renewal by Andersen
- Great industry reputation
- Member of US Green Building Council
- Manufactures products in-house
Window Veteran
Window World
- EnergyStar Partner
- Wide variety of products and services
- Lifetime Warranty
Best Window Installation & Replacement Companies in Spanish Lake
The EcoWatch team evaluated dozens of installers in Spanish Lake to find the best window replacement companies for our readers. The companies we've reviewed in this article scored best in our categories, which include energy-efficient offerings, price, availability, customer service and more.

Window World
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EnergyStar Partner
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Large serice area
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Low prices relative to competitors
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Great industry reputation
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Lifetime warranty
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Quality of service will depend on your area
Window World is the largest window replacement company in the country, known for its vinyl windows and affordability. Window World has around 27 years of experience in the window replacement sector. Its reputation is backed by all the positive reviews on customer review websites.
Window World may be the company for you if you want one 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 WindowsIts high-performance Low-E (low-emissivity) coatings and argon gas insulation offer exceptional efficiency and performance for any home. Not all of Window World’s offerings are Energy Star certified, so be sure to mention that you’d like Energy Star windows when inquiring.
How much does Window World cost in Spanish Lake?Prices 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. The best way to know for sure is to get a free quote from the company.

Renewal by Andersen
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Great industry reputation
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Award-winning company
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Member of US Green Building Council
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Manufactures products in-house
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No lifetime warranty
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More expensive than competition
Renewal by Andersen is a subsidiary of the Andersen Corporation, a major manufacturer of windows and doors. Andersen has around 27 years of experience in the window replacement sector. Its reputation is backed by all the positive reviews on customer review websites.
Andersen may be the company for you if you want one 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 WindowsA 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. Not all of Andersen’s offerings are Energy Star certified, so be sure to mention that you’d like Energy Star windows when inquiring.
How much does Renewal by Andersen cost in Spanish Lake?Prices 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. The best way to know for sure is to get a free quote from the company.

Universal Windows Direct
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Makes charitable contributions
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Manufactures products in-house
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Wide variety of products and services
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Lifetime warranty
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Limited service area
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Some installations carried out by third-party contractors
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Quality of service will depend on your area
Universal Windows Direct provides the best warranty in Spanish Lake. It's a company that has grown immensely since its inception in 2002, and now has several franchise dealers nationwide. Universal has around 20 years of experience in the industry, and it currently provides services to 27 states nationwide. Its reputation is backed by hundreds of positive reviews from customers online.
Universal may be the company for you if you want one that has an industry-leading warranty covering products, parts and workmanship for life.
Energy Efficiency of Universal Windows Direct WindowsUniversal Windows Direct caters to eco-conscious consumers by providing energy-efficient window offerings. 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 Spanish Lake?Universal doesn’t have any prices displayed 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. If you’d like more accurate information, you can receive a quote on the company’s website.

Window Nation
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Award-winning company
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Manufactures products in-house
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Custom designs
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Wide variety of products and services
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Installation not covered by warranty
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Limited service area
Window Nation is a company that serves hundreds of thousands of homeowners, mostly in the mid-Atlantic region of the U.S. Window Nation has around 16 years of experience in the window replacement sector. Its reputation is backed by all the positive reviews on customer review websites.
Window Nation may be the company for you if you want one that gives customers the opportunity to view products and to speak to a representative in person in its showrooms.
Energy Efficiency of Window Nation WindowsEach product has windowpanes coated with a Low-E (low emissivity) glaze that prevents damaging UV rays from heating your home. Plus, the spaces between double- and triple-pane windows are filled with argon gas that’s been proven to improve home insulation. Not all of Window Nation’s offerings are Energy Star certified, so be sure to mention that you’d like Energy Star windows when inquiring.
How much does Window Nation cost in Spanish Lake?Prices are not available on Window Nation’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 between $300 and $525 per window installed, making it a more affordable option compared to competitors. The best way to know for sure is to get a free quote from the company.
We aim to remain unbiased and transparent by describing pros and cons for each provider. Additionally, any partnerships do not influence our reviews.
More Window Companies in Spanish Lake
Renewal by Andersen
Maryland Heights, MO-
Timely Service
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Price Transparency
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Educational Website
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Good Customer Service
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Free assessment
Services Offered
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Glass Showers
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Window Replacement
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Residential Windows
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Custom Window Designs
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Sliding Glass
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Commercial Windows
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Double-Hung
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Stained Glass
Window World of St. Louis
Earth City, MO-
Timely Service
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Educational Website
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Price Transparency
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Good Customer Service
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Free assessment
Services Offered
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Fast Delivery
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Residential Windows
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Window Replacement
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Sliding Glass
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Double-Hung
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Custom Window Designs
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Energy-Efficient Options
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Bay Windows
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Glass Showers
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Commercial Windows
Champion Replacement Windows of St. Louis
Fenton, MO-
Price Transparency
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Good Customer Service
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Free assessment
Services Offered
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Double-Hung
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Window Replacement
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Bay Windows
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Custom Window Designs
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Residential Windows
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Sliding Glass
Window Nation
Overland, MO-
Free assessment
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Educational Website
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Price Transparency
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Good Customer Service
Services Offered
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Residential Windows
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Glass Showers
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Energy-Efficient Options
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Window Replacement
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Sliding Glass
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Double-Hung
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Bay Windows
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Stained Glass
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Custom Window Designs
Granite City Glass
Granite City, IL-
Price Transparency
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Educational Website
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Free assessment
Services Offered
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Full-Service Installations
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Commercial Windows
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Custom Window Designs
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Residential Windows
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Glass Showers
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Window Replacement
Fischer Lumber Co.
East Alton, IL-
Price Transparency
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Good Customer Service
Services Offered
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Aluminum Window Frames
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Glass Showers
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Residential Windows
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Window Replacement
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Custom Window Designs
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Full-Service Installations
Penny Window
St. Louis, MO-
Educational Website
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Price Transparency
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Free assessment
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Timely Service
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Good Customer Service
Services Offered
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Commercial Windows
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Window Replacement
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Window Repair
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Residential Windows
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Energy-Efficient Options
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Custom Window Designs
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Sliding Glass
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Double-Hung
Morse Home Improvement
Alton, IL-
Good Customer Service
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Free assessment
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Price Transparency
Services Offered
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Window Replacement
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Custom Window Designs
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Bay Windows
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Aluminum Window Frames
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Sliding Glass
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Residential Windows
Just windows and Doors
Florissant, MO-
Educational Website
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Free assessment
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Good Customer Service
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Price Transparency
Services Offered
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Fast Delivery
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Residential Windows
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Window Replacement
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Custom Window Designs
Home Services at The Home Depot
St. Louis, MO-
Free assessment
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Educational Website
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Price Transparency
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Good Customer Service
Services Offered
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Stained Glass
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Window Replacement
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Glass Showers
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Custom Window Designs
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Residential Windows
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Fast Delivery
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Commercial Windows
Banner Construction
St. Louis, MO-
Price Transparency
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Good Customer Service
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Educational Website
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Free assessment
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Timely Service
Services Offered
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Custom Window Designs
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Full-Service Installations
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Window Replacement
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Residential Windows
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Double-Hung
XL Building Products
St. Louis, MO-
Price Transparency
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Educational Website
Services Offered
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Double-Hung
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Window Replacement
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Custom Window Designs
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Commercial Windows
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Residential Windows
Missouri Glass Company
St. Louis, MO-
Timely Service
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Good Customer Service
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Price Transparency
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Educational Website
Services Offered
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Commercial Windows
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Tempered Glass
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Residential Windows
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Window Replacement
Hyperion Glass Company
St. Louis, MO-
Price Transparency
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Good Customer Service
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Free assessment
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Educational Website
Services Offered
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Residential Windows
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Commercial Windows
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Double-Hung
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Window Replacement
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Fast Delivery
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Custom Window Designs
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Glass Showers
STL Windows and Doors
St. Louis, MO-
Good Customer Service
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Educational Website
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Price Transparency
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Timely Service
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Free assessment
Services Offered
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Bay Windows
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Aluminum Window Frames
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Commercial Windows
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Window Replacement
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Fast Delivery
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Custom Window Designs
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Double-Hung
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Residential Windows
Cardinal Contractors
St. Louis, MO-
Free assessment
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Good Customer Service
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Price Transparency
Services Offered
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Residential Windows
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Window Replacement
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Double-Hung
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Commercial Windows
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Custom Window Designs
Sears Window Replacement
Bridgeton, MO-
Free assessment
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Educational Website
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Price Transparency
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Good Customer Service
Services Offered
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Custom Window Designs
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Bay Windows
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Sliding Glass
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Residential Windows
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Energy-Efficient Options
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Window Replacement
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Glass Showers
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Double-Hung
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Fast Delivery
Integrity Restoration - Home Remodeling
Brentwood, MO-
Good Customer Service
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Educational Website
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Timely Service
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Free assessment
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Price Transparency
Services Offered
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Custom Window Designs
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Glass Showers
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Residential Windows
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Stained Glass
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Window Replacement
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Fast Delivery
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Commercial Windows
LEI Home Enhancements
St. Louis, MO-
Price Transparency
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Educational Website
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Free assessment
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Good Customer Service
Services Offered
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Commercial Windows
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Sliding Glass
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Fast Delivery
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Residential Windows
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Window Replacement
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Custom Window Designs
Siding Express
St Charles, MO-
Price Transparency
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Educational Website
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Free assessment
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Good Customer Service
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Timely Service
Services Offered
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Double-Hung
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Custom Window Designs
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Residential Windows
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Fast Delivery
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Window Replacement
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Glass Showers
Calculate how much you can expect to pay for window installation and replacement in Spanish Lake, MO 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 Spanish Lake Saves You Money
By upgrading to energy-efficient windows, you and your family can enjoy several benefits, such as:
- Save money on energy bills: Since energy-efficient windows reduce the amount of energy used to heat or cool your home, they can help you save about $376 annually on your energy bills in Spanish Lake.
- Protect your investment: When your home is on the older side, your windows could also be outdated or drafty. Keeping your windows up to date is an important part of maintaining your property and its real estate value.
- More efficient energy use in your home: Because the winters can get very cold in Spanish Lake, homeowners often rely on their heater during that time. Energy-efficient windows decrease the amount of heat that is lost through your windows, which makes it easier to keep your home warm.
- Protect your valuables: Many Energy Star certified windows have low-emissivity coatings, which filter out damaging UV rays, reducing fading of your furniture, carpet and other valuables.
Estimated Cost of Window Replacement in Spanish Lake
Windows come in various styles, shapes and purposes, so costs and services will vary considerably based on your project. Below, we go over the typical cost and services that you can get from window installation companies.
How Much Do New Windows Cost?
Although the average to replace one window is around $600, it can range from $200 to $1,200. This is due to the fact that the cost of window installations are based on several factors specific to your home, like the size, material and number of windows you need to install, as well as the location of your property.
It's also worth keeping in mind that energy-efficient windows will usually cost more upfront, but Energy Star predicts that switching out the windows on your Spanish Lake home translates to an average energy savings of $236 to $319 per year for single-pane window replacement, or between $87 to $126 per year for double-pane windows. The amount of money you'll save by upgrading to energy-efficient windows depends on your local climate, energy rates and other factors unique to your home.
Costs will also vary depending on the material of your frame. Aluminum frames have the lowest price. They're sturdy, light and maintenance-free, but provide poor insulation. Vinyl frames are somewhat expensive and provide good insulation. Composite frames made from wood fibers encased in plastic also provide good insulation and are moderately expensive. Wood frames are the most expensive and are the most in-demand. They're also aesthetically pleasing and provide decent insulation for your home.
What Services do Window Installers Offer?
The first step of a window replacement is to figure out whether you want a full-frame or pocket installation.
A full-frame installation is a replacement of the full window. This service involves removing the old window, the windowsill, and the exterior and interior trim. It can also involve additional materials, including insulation and drip edges, which raise the overall cost of the project. It's also worth noting that you may 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 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 installer should be able to help you decide which type of installation you should get.
Best Availability
Renewal by Andersen
- Great industry reputation
- Member of US Green Building Council
- Manufactures products in-house
Window Veteran
Window World
- EnergyStar Partner
- Wide variety of products and services
- Lifetime Warranty
How We Choose the Best Window Installers in Spanish Lake
In our search to make your home improvements easier and more eco-friendly in Spanish Lake, EcoWatch examined dozens of companies before landing on these. We've evaluated the top window installers in Spanish Lake mostly based on energy efficiency, as it's the most sustainable option and the best one for homeowners. Energy Star certified windows can cut your energy bills by hundreds of dollars. Along with energy efficiency, our rating methodology considers the following factors:
Service Area
Because this is a guide for Spanish Lake, we only included companies that cover the city. There are other reputable providers that didn't make our list because of the low odds that they would serve the average homeowner in Spanish Lake.
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 type of window you choose. 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 patterns in recent customer feedback to determine the companies with the most consistent customer satisfaction, weighted by sample size. Customer satisfaction may be the most important factor, as it indicates the quality of services across nearly every category, including quality of parts, quality of installation, cost, warranty, professionalism and more.
Cost
Cheaper windows don't necessarily 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 points to companies with reasonable prices and accessible financing rather than "cheaper" services.
Warranty
As discussed previously, windows are a significant investment, so you'll want to make sure that investment is well protected. Window installation companies that have lengthy warranties for products, parts and installation (aka workmanship) rank higher with EcoWatch.
Years of Experience
Last but not least, we like to see companies that have a good track record in the industry. Window installers that have more years of experience are going to earn higher rankings by our standards. We like to see at least ten years of experience.
Spanish Lake, MO Window Replacement FAQs
How much does window installation cost?
The national average cost to install a single window is around $600 but can range from $200 to $1,200, depending on several factors. The price is usually influenced by 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 upfront but can save you a decent amount of money a year in energy bills.
What type of window is the most energy-efficient?
A window's energy efficiency is affected by a variety of factors, including the quality of the installation and what kind of window it is. Look for Energy Star Certified windows — these are usually the most energy-efficient and are certified by the U.S. Department of Energy.
Do I really have to use a window installation company?
You should use a window installation professional whenever you need to upgrade your windows. Installing windows is a complex process that can be difficult to do on your own, so it's best left to the professionals.
Should I replace my windows all at once?
If you want to get more efficient windows and save money on energy costs, replacing all your windows at once is the only way to gain that benefit. On the other hand, if you have only a few windows that are broken or leaky, you can replace just those.