Expert Advice On Improving Your Home

10 Best Window Replacement Companies in St. Marys, PA

Get matched with a top local pro.
Join more than 640 people who have gotten a free quote in the past week.

Written By David Cusick

Last Updated April 2024

Whether you want to increase your home's value, energy efficiency, or both, upgrading your windows is a great idea. If your windows are leaky or damaged, 25–30% of your home’s heat or cool air could be leaking out, according to the Department of Energy. In St. Marys, this can add an extra $325 per year on your electric bills. Picking a window installer can be time-consuming, which is why we've compiled this guide to the top window installers in St. Marys.

Our Recommended Providers

Top Pick
4.9/5
  • 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 St. Marys

Window World of Dubois

Window World of Dubois Logo

Our Rating

User Rating

Write a Review
9 Industrial Dr, DuBois, PA 15801 (814) 503-8426 windowworlddubois.com

Educational website

Price transparency

Free assessment

Good customer service

Services Offered

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

Thermal-Gard Building Products, Inc.

Thermal-Gard Building Products, Inc. Logo

Our Rating

User Rating

Write a Review
400 N Walnut St, Punxsutawney, PA 15767 (814) 938-1408 thermal-gard.com

Price transparency

Good customer service

Services Offered

Bay windows
Energy-efficient options
Glass doors
Window replacement/installation
Double-hung

Burke & Sons Inc.

Burke & Sons Inc. Logo

Our Rating

User Rating

Write a Review
110 Gaskill Ave, Punxsutawney, PA 15767 (814) 938-7303 burkeandsonsincpa.com

Educational website

Free assessment

Good customer service

Price transparency

Services Offered

Screen repair
Window replacement/installation

ASAP Glass

ASAP Glass Logo

Our Rating

User Rating

Write a Review
138 N Union St, Olean, NY 14760 (716) 904-3040 asapglassofolean.com

Good customer service

Timely service

Price transparency

Educational website

Free assessment

Services Offered

Glass doors
Mirrors
Window replacement/installation
Glass repair
Glass showers

MCM Windows and Doors Inc.

MCM Windows and Doors Inc. Logo

Our Rating

User Rating

Write a Review
14966 Rte 322, Clarion, PA 16214 (814) 764-3708 mcmwindowsanddoors.com

Price transparency

Educational website

Good customer service

Services Offered

Window replacement/installation
Glass doors

D & S Glass Services Inc.

D & S Glass Services Inc. Logo

Our Rating

User Rating

Write a Review
333 Fluvanna Ave, Jamestown, NY 14701 (716) 664-9321 dsglass.com

Price transparency

Good customer service

Free assessment

Educational website

Services Offered

Glass doors
Glass repair
Window replacement/installation
Energy-efficient options
Vinyl frames
Glass showers
Mirrors

Pella Windows & Doors of State College

Pella Windows & Doors of State College Logo

Our Rating

User Rating

Write a Review
Hills Plaza South, 164 Rolling Ridge Dr, State College, PA 16801 (814) 238-1902 pellabranch.com

Educational website

Good customer service

Price transparency

Free assessment

Services Offered

Bay windows
Window replacement/installation
Glass doors
Double-hung

Home Services at The Home Depot

Home Services at The Home Depot Logo

Our Rating

User Rating

Write a Review
6874 US-322, Franklin, PA 16323 (814) 208-7843 homedepot.com

Price transparency

Educational website

Good customer service

Free assessment

Services Offered

Storm/impact windows
Energy-efficient options
Glass showers
Custom window designs
Window replacement/installation
Vinyl frames
Screen repair
Glass doors

Window Perfections

Window Perfections Logo

Our Rating

User Rating

Write a Review
1909 E Pleasant Valley Blvd, Altoona, PA 16602 (800) 237-4091 windowperfections.com

Good customer service

Educational website

Price transparency

Free assessment

Services Offered

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

Hope's Windows, Inc.

Hope's Windows, Inc. Logo

Our Rating

User Rating

Write a Review
84 Hopkins Ave, Jamestown, NY 14701 (716) 665-5124 hopeswindows.com

Good customer service

Free assessment

Price transparency

Educational website

Services Offered

Glass doors
Window replacement/installation
Double-hung
Skylights
Energy-efficient options
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 St. Marys?

The cost of window installation or replacement is influenced by a number of 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, St. Marys homeowners should expect to spend about $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 substantially improve your home's comfort, value, noise reduction, insulation, and appearance. Clear indicators that it's time for window replacement include the following:

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

How To Choose a Window Company

For a successful window replacement, you need to locate an installation contractor with proven expertise. Below, we outline the most important criteria for selecting a window installer.

Experience

Make sure you choose an experienced local installer with a proven track record of successfully installing and replacing windows. Providers that have served St. Marys for 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 companies that are certified by major window brands, and that have Fenestration and Glazing Industry Alliance (formerly AAMA) certification. Being certified indicates that they've been properly trained in installation best practices. Make sure installers are staff rather than subcontractors, and confirm that any technicians working on your home are certified.

Reputation

Spend time reviewing online feedback, checking the Better Business Bureau, and requesting local references. Review customer feedback to verify that a company regularly provides good workmanship and customer service. Avoid companies with complaints of shoddy or unfinished work.

Process

A quality provider will give you a comprehensive project plan, well-outlined timeline, clear expectations, and an overview of all material and installation options. Avoid providers that offer vague quotes or timelines. Ask for consistent contact throughout, so you aren't caught off guard when installation starts.

Warranties

Look for window installers that guarantee their work and offer warranties on labor and materials. This is a sign of expert workmanship. Choose companies with 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 that fit your budget. Look for design flexibility, enhanced UV protection, and good energy ratings. Check that the window materials also come with manufacturer warranties.

Frequently Asked Questions About Window in St. Marys, PA

In St. Marys, the best time to install windows is when temperatures are mild, generally between the spring and fall. This enables installers to do their work with less worry about extreme temperatures.

The best type of replacement window for your St. Marys home will vary based on your home's age, as well as your personal style and budget. You'll want to consider the style of your home — such as if it's old — so your new windows match. Wood windows can give a traditional look and feel, while vinyl-framed windows tend to be popular in more modern homes. Fiberglass windows are also a popular choice, as they are energy efficient and durable.

You can save money on your window installation by choosing a cheaper option like single-hung vinyl windows. These come at a lower cost compared to other kinds of windows like fiberglass, wood, or double-hung windows.

It depends on your budget and the condition of your existing windows. If your existing windows are in reasonable condition, you might decide to only replace the ones that need to be replaced. If you're in an area that has lower energy costs, you may be able to wait to replace all your windows.

After window installation, it's important to inspect the windows for any air leaks and make sure they're properly sealed. You should also clean the windows regularly to prevent debris from building up and causing damage. Additionally, if you live in an area with a lot of rainfall, you should inspect the window sills and frames once a year to ensure that the seals are not deteriorating or cracking.

Yes, most window companies offer financing options. Some installers offer low-interest loans based on your income, while other companies provide unique financing plans with agreements and conditions that vary depending on the project.

Hiring a professional window installer helps make sure the job is done correctly. Professional installers will measure in order to get a perfect fit and will use the right materials and techniques to ensure your windows will be correctly sealed and fitted. Additionally, professional installers have access to better materials and more knowledge than the average homeowner, so you can count on your windows to be installed correctly and last for years to come.

Other St. Marys, PA Home Services