10 Best Window Replacement Companies in Conway, NH

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Last Updated: February 25, 2025

Whether you want to improve your home's value, energy efficiency, or both, replacing your windows is a great idea. If your windows are drafty or damaged, 25–30% of your house’s heat or cool air could be leaking out, according to the Department of Energy. In Conway, this can equal an extra $429 a year on your electricity bills. If you're looking for a window installation company, this is the best place to get started. Keep reading to discover the best window installation companies in Conway.

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Top Pick
4.1/5
  • Great quality
  • Free assesment
  • Timely Service
Most Customizable
4.0/5
  • Holds high customer ratings
  • Offers energy-efficient products
  • Provides a lifetime labor warranty
Best Customer Service
4.0/5
  • Award winning company
  • Products made in the US
  • Knowledgeable sales representatives

Top 10 Best Window Replacement Companies in Conway

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

66 Industrial Park Rd, Saco, ME 04072 (207) 358-6094 windowsdoorsportland.com

Good customer service

Price transparency

Educational website

Free assessment

Services Offered

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

Lighthouse Contracting Group, LLC

Lighthouse Contracting Group, LLC Logo

Our Rating

User Rating

104 Lily Pond Rd Unit A, Gilford, NH 03249 (603) 567-4172 lighthousecontractinggroup.com

Good customer service

Price transparency

Free assessment

Educational website

Services Offered

Window replacement/installation

Midcoast Glass & Windows

Midcoast Glass & Windows Logo

Our Rating

User Rating

9 Monument Pl #1, Topsham, ME 04086 (207) 725-2264 midcoastglassmaine.com

Free assessment

Price transparency

Good customer service

Services Offered

Vinyl frames
Energy-efficient options
Window replacement/installation
Bay windows
Glass showers
Glass repair
Storm/impact windows
Glass doors

Southers Construction

Southers Construction Logo

Our Rating

User Rating

12 Crosby Rd, Dover, NH 03820 (603) 734-4572 southersconstruction.com

Good customer service

Free assessment

Educational website

Timely service

Price transparency

Services Offered

Bay windows
Double-hung
Window replacement/installation

Home Services at The Home Depot

Home Services at The Home Depot Logo

Our Rating

User Rating

160 Laconia Rd, Tilton, NH 03276 (877) 625-2909 homedepot.com

Price transparency

Free assessment

Educational website

Good customer service

Services Offered

Screen repair
Window replacement/installation
Mirrors
Glass doors
Vinyl frames
Storm/impact windows
Custom window designs
Glass showers

Glass Unlimited

Glass Unlimited Logo

Our Rating

User Rating

1213 Post Rd, Wells, ME 04090 (207) 646-8268 glassunlimitedme.com

Free assessment

Price transparency

Timely service

Good customer service

Services Offered

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

Glass Routes Co

Glass Routes Co Logo

Our Rating

User Rating

181 Littleworth Rd, Madbury, NH 03823 (603) 742-2600 glassroutes.net

Educational website

Price transparency

Free assessment

Good customer service

Services Offered

Glass showers
Window replacement/installation
Vinyl frames
Mirrors
Custom glass

F.B.I. Contracting LLC

F.B.I. Contracting LLC Logo

Our Rating

User Rating

18 Loudon Rd #85, Concord, NH 03301 (603) 286-4414 fbillc1.com

Timely service

Free assessment

Good customer service

Educational website

Price transparency

Services Offered

Window replacement/installation
Skylights
Storm/impact windows
Energy-efficient options

Window World of Southern Maine

Window World of Southern Maine Logo

Our Rating

User Rating

2 Karen Dr Unit 5, Westbrook, ME 04092 (207) 747-5117 windowworldofmaine.com

Educational website

Good customer service

Free assessment

Price transparency

Services Offered

Double-hung
Bay windows
Glass doors
Window replacement/installation

Pella Windows & Doors of Scarborough

Pella Windows & Doors of Scarborough Logo

Our Rating

User Rating

400 Expedition Dr Suite B, Scarborough, ME 04074 (207) 253-1856 pellabranch.com

Free assessment

Educational website

Good customer service

Services Offered

Double-hung
Glass doors
Window replacement/installation
Bay windows
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 Conway?

Window installation and replacement costs depend on several factors, including how difficult your windows are to access or install, the number and size of the windows, and the materials you choose. On average, homeowners in Conway will 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 substantially improve your home's insulation, value, comfort, appearance, and noise reduction. Obvious signs that it's time for window replacement include the following:

  • High energy bills and a chilly house due to poor window insulation.
  • Windows that are difficult to open, close, and lock properly due to wear and age.
  • Drafts and cold air leaking in through old, loose-fitting windows.
  • Inefficient and outdated window styles that detract from your home’s curb appeal.
  • Condensation issues, fogging between window panes, or rotting window frames that allow moisture intrusion into the home.

How To Choose a Window Company

Hiring an experienced window installer contributes to good results and a great experience. Below, we outline the main criteria for choosing a qualified window installer.

Experience

Look for highly-regarded local companies with many years, ideally decades, of experience successfully installing all kinds of windows. These providers are more likely to have a deep knowledge of Conway's climate and local homeowner needs. Request references from recent clients to verify quality and experience.

Certifications

Choose companies that are certified by leading window brands, and that have Fenestration and Glazing Industry Alliance (formerly AAMA) certification. Having certification shows 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 reading through online reviews, verifying with the Better Business Bureau (BBB), and requesting local references. Review customer feedback to make sure that the company delivers consistent quality workmanship and great service. Avoid companies with complaints of poor work or unfinished jobs.

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 unclear quotes or timelines that lack clear and specific information. Look for consistent communication throughout the process to avoid surprises down the road.

Warranties

Research window companies that offer assurances on their installations, and that provide warranties on products and labor. This demonstrates faith in their work. Also seek out unlimited lifetime warranties that can transfer to new homeowners.

Materials

Ensure your provider works with durable, energy-efficient window brands that fit your budget. Look for good energy ratings, enhanced UV protection, and design flexibility. Confirm the window materials have their own manufacturer warranties as well.

Frequently Asked Questions About Window in Conway, NH

The ideal time to install windows in Conway is when temperatures are moderate, generally between the spring and fall. These conditions enable professionals to work without having to worry about extreme temperatures.

The best type of replacement window for your Conway home will depend on the age of your home, as well as your style preference and budget. You'll want to consider the style of your home — such as if it's newer — so your new windows match. Wood windows can provide a traditional look and feel, while vinyl-framed windows tend to be popular in newer homes. Fiberglass windows are also a popular choice, since they can be energy efficient and long-lasting.

The types of window that usually last longest are ones crafted from vinyl or wood, with double glaze for extra insulation. Vinyl windows are known for their durability and require little maintenance, while wood windows provide a more classic look. Tripling up on the glazing will reduce heating and cooling bills in the long run. This is especially helpful during Conway's cold winters.

The typical window installation process takes anywhere from one to two and a half days, depending on the size and number of window openings being replaced. This includes taking out the old windows, measuring for the new windows, putting in the new windows, and sealing them in place. Generally, it takes about 30 minutes to install each window.

Replacing your own windows can be a difficult task, especially in Conway, where temperatures can get quite cold. It's generally recommended to get a professional window installer. They have the knowledge and experience to ensure your windows are securely installed and that you get the most out of your investment.

Window companies in Conway typically offer a range of services, including measuring and installing new windows, repairing existing windows, swapping out window glass, and installing window treatments. They may also offer additional services such as weatherproofing or cleaning.

Getting windows installed by a professional 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 well-equipped with the necessary tools and techniques to get the job done, saving you time and money.

Other Conway, NH Home Services

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