10 Best Window Replacement Companies in Windsor, CO

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Last Updated: February 25, 2025

Whether you want to improve your home's value, energy efficiency, or both, upgrading your windows is a great idea. In Windsor, where the energy bills are an average of $980 per year, you could be spending an extra $293 annually due to outdated or drafty windows. The Department of Energy estimates that heat gained or lost through windows could represent around 30% of residential energy climate use. Our guide to the best window installers in Windsor will help you select the best installer for you.

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Top Pick
4.1/5
  • Great quality
  • Free assesment
  • Timely Service
Best Customer Service
4.3/5
  • Great customer service
  • Transparent pricing
  • Award winning company
Most Customizable
4.0/5
  • Holds high customer ratings
  • Offers energy-efficient products
  • Provides a lifetime labor warranty

Top 10 Best Window Replacement Companies in Windsor

Advertisement This site receives compensation from some of the companies featured in this listing, which may impact where and how products appear. When you click "Get Quote," you will be connected with partners who may contact you with information related to your inquiry. This listing doesn't feature all companies, products, or offers that may be available.

Renewal by Andersen Window Replacement

Renewal by Andersen Window Replacement Logo

Our Rating

User Rating

1401 W Bayaud Ave #7, Denver, CO 80223 (720) 263-7039 renewalbyandersendenver.com

Good customer service

Free assessment

Comprehensive 20-year warranty

Price transparency

Hassle-free window replacement

Educational website

Also offers door installation and replacement

Services Offered

Double-hung
Energy-efficient options
Glass doors
Window replacement/installation
Vinyl frames
Custom window designs
Bay windows

Champion Replacement Windows of Ft. Collins

Champion Replacement Windows of Ft. Collins Logo

Our Rating

User Rating

5850 Byrd Dr, Loveland, CO 80538 (970) 744-2604 championwindow.com

Products made in the usa

Price transparency

Free assessment

Price you're quoted is the price you pay

Energy star® certified

Good customer service

Services Offered

Double-hung
Glass doors
Bay windows
Window replacement/installation

Champion Replacement Windows of Denver

Champion Replacement Windows of Denver Logo

Our Rating

User Rating

10035 E 40th Ave Suite 400, Denver, CO 80238 (303) 800-2129 championwindow.com

Good customer service

Price transparency

Free assessment

Services Offered

Bay windows
Window replacement/installation
Double-hung
Glass doors

Power Home Remodeling

Power Home Remodeling Logo

Our Rating

User Rating

7304 S Joliet St #100, Centennial, CO 80112 (303) 357-2484 powerhrg.com

Free assessment

Good customer service

Timely service

Price transparency

Services Offered

Energy-efficient options
Window replacement/installation

DaBella

DaBella Logo

Our Rating

User Rating

6600 E Hampden Ave, Denver, CO 80224 (720) 619-8704 dabella.us

Customized to your home

Wide range of styles

Triple-pane vinyl windows

Timely service

Good customer service

Services Offered

Window replacement/installation
Vinyl frames
Double-hung
Glass doors

The Glass Guru

The Glass Guru Logo

Our Rating

User Rating

6712 N Franklin Ave, Loveland, CO 80538 (970) 294-7856 theglassguru.com

Good customer service

Educational website

Free assessment

Services Offered

Triple pane glass
Storm/impact windows
Glass showers
Tempered glass
Fiberglass frames
Glass repair
Energy-efficient options
Vinyl frames
Window replacement/installation
Mirrors
Custom glass
Skylights
Metal frames
Window repair
Glass doors
Screen repair
Wood frames

United Windows Pro - Windows and glass repair

United Windows Pro - Windows and glass repair Logo

Our Rating

User Rating

4515 S Nepal Ct, Aurora, CO 80015 (720) 400-2929 unitedwindowspro.com

Good customer service

Timely service

Free assessment

Educational website

Financing options available

Fast emergency response

Commercial and residential

Price transparency

Services Offered

Window replacement/installation
Wood frames
Glass doors
Glass repair
Tempered glass
Triple pane glass
Energy-efficient options
Window repair

Lifetime Windows & Siding

Lifetime Windows & Siding Logo

Our Rating

User Rating

9525 E 40th Ave Unit 160A, Denver, CO 80238 (303) 536-8809 lifetimewindows.com

Free assessment

Good customer service

Infinity by marvin windows

Free consultation

Durable and efficient upgrades

Educational website

Price transparency

Services Offered

Glass showers
Glass doors
Double-hung
Window replacement/installation
Custom window designs
Energy-efficient options
Fiberglass frames

Dreamstyle Remodeling

Dreamstyle Remodeling Logo

Our Rating

User Rating

637 Osage St, Denver, CO 80204 (303) 676-8172 dreamstyleremodeling.com

Low-emissivity glass coatings

Price transparency

Educational website

Good customer service

Comprehensive warranty

Uv-blocking options

Free assessment

Services Offered

Glass doors
Bay windows
Custom window designs
Double-hung
Glass showers
Window replacement/installation

K&H Home Solutions

K&H Home Solutions Logo

Our Rating

User Rating

6870 W 52nd Ave #107, Arvada, CO 80002 (720) 707-0779 khwindows.com

Educational website

Price transparency

Good customer service

Free assessment

Services Offered

Double-hung
Vinyl frames
Energy-efficient options
Fiberglass frames
Bay windows
Glass showers
Storm/impact windows
Window replacement/installation
Glass doors
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 Windsor?

Window installation and replacement costs depend on a number of factors, including the materials you choose, how difficult your windows are to access or install, and the number and size of the windows. On average, Windsor homeowners should expect to spend around $280 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

New, energy-efficient windows can greatly boost your home's comfort, noise reduction, appearance, insulation, and value. Obvious signs that it's time for window replacement include the following:

  • Cold air and drafts leaking in from old, loose-fitting windows.
  • Condensation issues, fogging between window panes, or rotting window frames allowing moisture intrusion into the home.
  • High energy bills and discomfort from poor insulation.
  • Inefficient and outdated window styles that reduce your house's curb appeal.
  • Windows that are difficult to close, open, and lock properly due to age and wear.

How To Choose a Window Company

Hiring an experienced window installer helps ensure good results and a great experience. Below, we outline the main considerations for choosing a qualified window installer.

Experience

Make sure you choose a seasoned local installer with a proven track record of successfully installing and replacing windows. Providers that have served Windsor for years are more likely to understand the local climate and local homeowners' needs. Get references from recent clients to learn more about a provider’s service.

Certifications

Select an installer that is certified by major window brands and groups like the Fenestration and Glazing Industry Alliance, formerly known as the AMMA. Proper certification indicates that a contractor is trained in window installation best practices. Confirm that installers are staff, not subcontractors, and verify that any technicians working on your home are certified.

Reputation

Spend time reading through online reviews, checking the Better Business Bureau (BBB), and asking for local references. Review customer feedback to verify that a company consistently does quality work and provides good service. Avoid companies with complaints of shoddy work or unfinished jobs.

Process

A good window installer will be able to provide a comprehensive project plan, reasonable timelines, clear expectations, and an overview of all material and installation options. Avoid companies that provide vague quotes or schedules. Look for consistent contact throughout to avoid surprises later on.

Warranties

Look into window installers that back their installations with warranties on labor and materials. This demonstrates confidence in their work. Seek out companies that offer unlimited lifetime warranties that can be transferred to new homeowners.

Materials

Confirm that a window installer offers windows built for longevity as well as leading energy-efficient window bands that fit your budget. Research choices with design flexibility, good energy ratings, and enhanced UV protection. Verify that the materials come with their own manufacturer warranties.

Frequently Asked Questions About Window in Windsor, CO

In Windsor, the best time to install windows is when temperatures are mild, generally in the spring or fall. This allows professionals to do their work with less worry about extreme temperatures.

The best type of replacement windows for your Windsor home depends on when your home was built –the average house in Windsor was built around 1992. For older homes, you might want to consider energy-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 timeless look that's perfect for older homes. For newer homes, you might want to consider vinyl windows, which are affordable, durable and have a modern look.

The most expensive windows are those with multiple moving parts such as double-hung and casement windows. They are more intricate than single-hung windows, which makes them more expensive. Single-hung windows are the least expensive on the market. In terms of frames, aluminum and vinyl are the most affordable options.

The process for installing windows typically starts with measuring the old windows and ordering new ones. After that, a professional installer will prep the work area, remove the existing windows, and put in the new ones. Once this is done, the installer will trim the opening and finish by caulking the window.

If you live in a drier climate like Windsor, you may only need to wipe off any debris or dirt buildup from the windows occasionally. Additionally, you need to check your windows monthly to make sure they're still functioning properly. It's also a good idea to have a professional inspect your windows once a year for any hidden damages or issues.

Yes, many window installers offer financing for their services. Different companies have different financing options, so you should shop around to find the best option for you. Depending on your income level, which is a median of $121,754 a year in Windsor, you may be able to qualify for special financing.

Window companies in Windsor typically offer a wide range of services, including measuring and installing new windows, fixing existing windows, replacing window glass, and installing window treatments. They may also offer extra services such as weatherproofing or cleaning.

Other Windsor, CO Home Services

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