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Top 10 Window Installers in Alton, IL

Porch Pro Headshot Alenco

Alenco

Window Contractors
Serves Alton, Illinois
(1,410)
At Alenco, we understand the value of family and trust, and we know that our greatest strength is the local community we serve. When you trust our remodeling company for your home renovation needs, we guarantee that you’ll receive the attention, care, and respect you deserve—just like family! We wa...Read more about Alenco
At Alenco, we understand the value of family and trust, and we know that our greatest strength is the local community we serve. When you trust our remodeling company for your home renovation needs, we guarantee that you’ll receive the attention, care, and respect you deserve—just like family! We wa...Read more about Alenco
Porch Pro Headshot XteriorPRO

XteriorPRO

Window Contractors
Serves Alton, Illinois
(503)
At XteriorPRO of St. Louis we provide the comprehensive contracting services you need to make sure your remodeling project is installed correctly. Whether you're in need of roofing, siding, windows, or gutter guards we are equipped to handle your project. Our highly qualified installers have the exp...Read more about XteriorPRO
At XteriorPRO of St. Louis we provide the comprehensive contracting services you need to make sure your remodeling project is installed correctly. Whether you're in need of roofing, siding, windows, or gutter guards we are equipped to handle your project. Our highly qualified installers have the exp...Read more about XteriorPRO
Porch Pro Headshot Masonry & Glass Systems Inc

Masonry & Glass Systems Inc

Window Contractors
Serves Alton, Illinois
(122)
The Contractor or Supplier of Choice for your Window, Door, and Glass Block needs in Saint Louis, MO. Business Hours: Mon-Fri 8:00 AM to 4:30 PM, Evenings and Weekends by Appointment Only Brands: Soft-Lite Windows, Sunrise Windows, Pro Via Doors, Wedi Shower Systems, Thermatru Professional Associ...Read more about Masonry & Glass Systems Inc
The Contractor or Supplier of Choice for your Window, Door, and Glass Block needs in Saint Louis, MO. Business Hours: Mon-Fri 8:00 AM to 4:30 PM, Evenings and Weekends by Appointment Only Brands: Soft-Lite Windows, Sunrise Windows, Pro Via Doors, Wedi Shower Systems, Thermatru Professional Associ...Read more about Masonry & Glass Systems Inc
Porch Pro Headshot Penny Window

Penny Window

Window Contractors
Serves Alton, Illinois
Penny Window has been providing windows in St Louis, plus doors, siding, and other home services since 1953. A few of the products/services we offer: Aluminum Windows, Vinyl Windows, Replacement Windows, New Windows, Siding Installation, Storm Doors, Sliding Glass Patio Doors, Window Repairs, Glass ...Read more about Penny Window
Penny Window has been providing windows in St Louis, plus doors, siding, and other home services since 1953. A few of the products/services we offer: Aluminum Windows, Vinyl Windows, Replacement Windows, New Windows, Siding Installation, Storm Doors, Sliding Glass Patio Doors, Window Repairs, Glass ...Read more about Penny Window
Porch Pro Headshot Lifetime Roofing and Renovation

Lifetime Roofing and Renovation

Window Contractors
Serves Alton, Illinois
(188)
Porch Pro Headshot Custom Sunrooms & Home Improvements

Custom Sunrooms & Home Improvements

Window Contractors
Serves Alton, Illinois
(9)
"They went above and beyond what I expected them to do and the quality was outstanding and they saved me more that 8000 compared to other companies in the area I would recommend them to anybody who asked me I had them put a deck on my mom's house this year as well"
"They went above and beyond what I expected them to do and the quality was outstanding and they saved me more that 8000 compared to other companies in the area I would recommend them to anybody who asked me I had them put a deck on my mom's house this year as well"
Porch Pro Headshot Heinz Furniture & Floor Cvrng

Heinz Furniture & Floor Cvrng

Window Contractors
Serves Alton, Illinois
Heinz Furniture & Floor Cvrng, based out of Carlinville, is a 5th generation business started in 1854. We offer Furniture (Flexsteel, Ashley, Best, etc), flooring of all types, mattresses, blinds and more. We offer free onsite estimates with installation and delivery available. We focus on servic...Read more about Heinz Furniture & Floor Cvrng
Heinz Furniture & Floor Cvrng, based out of Carlinville, is a 5th generation business started in 1854. We offer Furniture (Flexsteel, Ashley, Best, etc), flooring of all types, mattresses, blinds and more. We offer free onsite estimates with installation and delivery available. We focus on servic...Read more about Heinz Furniture & Floor Cvrng
Porch Pro Headshot Just Windows and Doors LLC

Just Windows and Doors LLC

Window Contractors
Serves Alton, Illinois
Our mission is to provide high quality, energy saving windows and doors, installed with superior craftsmanship, all for an affordable price. Our team strives to exceed our customers' expectations and to make the purchase process fast and easy. We welcome the opportunity to earn your trust and delive...Read more about Just Windows and Doors LLC
Our mission is to provide high quality, energy saving windows and doors, installed with superior craftsmanship, all for an affordable price. Our team strives to exceed our customers' expectations and to make the purchase process fast and easy. We welcome the opportunity to earn your trust and delive...Read more about Just Windows and Doors LLC
Porch Pro Headshot Jim's Plumbing

Jim's Plumbing

Window Contractors
Serves Alton, Illinois
(4)
Plumbing for all your plumbing needs. Plumbing up pipes, custom plumbing. Old plumbing. Since 2001. Call us today for a new fridge.
Plumbing for all your plumbing needs. Plumbing up pipes, custom plumbing. Old plumbing. Since 2001. Call us today for a new fridge.
Porch Pro Headshot JB Exteriors

JB Exteriors

Window Contractors
Serves Alton, Illinois
(92)
JB Exteriors is a local , family owner business with over 20 years experience
JB Exteriors is a local , family owner business with over 20 years experience

Top questions to ask before hiring a window installer

A professional will assist you with scope and estimates, but having a clear idea of what you want to accomplish will help communication.

Do you want professionals to do everything, or do you have the time and skill to do some of the work?

Many projects such as have a DIY component, such as painting or cleanup.

First and foremost, protect yourself and make sure the contractor and any sub-contractors are licensed, bonded and insured.

Recent reviews for Alton Window Replacement & Installation Companies

79649

My wife and I had Jacob to run wiring from our circuit box to our new sunroom (about 100 feet) underground. He wired the entire room, buried the cable, installed outlets and switches. He did an awesome job! We got two bids and from my own experience it wa...

- Gary George
79414

He did an awesome job. Very happy costomer!

- Judy Holt
481076

i am very happy from this service

- John Frank
79413

He did an awesome job. Very happy costomer!

- Judy Holt
114602

Larry’s crew did a great job installing our new basketball. His prices were fair and I would use him again.

- Jeff Cox
157602

Had a sunroom built last year and its fabulous! We just signed for bathroom remodel and new windows . They go go above and beyond companies we used in the past. Keep up the good work!

- Brent Helms
223349

Excellent job done by Custom Sunrooms! We had them replace our deck and add a sunroom. We would definitely recommend them!

- Alexis Loser

All Window Installers in Alton, IL

Porch Pro Headshot Byers Handyman Services

Byers Handyman Services

Window Contractors
Serves Alton, Illinois
(2)
"Larry was very professional. The job in question took much longer than anticipated and was more complicated than originally thought. However, Larry kept at it and didn't charge for the extra time he put in. He made sure the project (drywall repair to a ceiling) was perfect. I appreciated his hard w...Read more about Byers Handyman Services
"Larry was very professional. The job in question took much longer than anticipated and was more complicated than originally thought. However, Larry kept at it and didn't charge for the extra time he put in. He made sure the project (drywall repair to a ceiling) was perfect. I appreciated his hard w...Read more about Byers Handyman Services
Porch Pro Headshot Countryside Home Services llc

Countryside Home Services llc

Window Contractors
Serves Alton, Illinois
The Metro East Plumbing Authority Highly skilled technicians - Get your plumbing fixed right by professional highly skilled technicians; we fix it. Convenient! Proudly serving the entire metro area. we have multiple locations to serve you better. There's probably a truck in your neighborhood now.
The Metro East Plumbing Authority Highly skilled technicians - Get your plumbing fixed right by professional highly skilled technicians; we fix it. Convenient! Proudly serving the entire metro area. we have multiple locations to serve you better. There's probably a truck in your neighborhood now.
Porch Pro Headshot LOWE'S OF KIRKWOOD - Windows

LOWE'S OF KIRKWOOD - Windows

Window Contractors
Serves Alton, Illinois
Are your windows old and cold? Improve the view and save energy with new windows installed through Lowes. Choose Lowe's high quality windows and installation services for a worry-free window install. At Lowe's, you'll find a wide selection of replacement windows that fit your style and needs. Explor...Read more about LOWE'S OF KIRKWOOD - Windows
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Are your windows old and cold? Improve the view and save energy with new windows installed through Lowes. Choose Lowe's high quality windows and installation services for a worry-free window install. At Lowe's, you'll find a wide selection of replacement windows that fit your style and needs. Explor...Read more about LOWE'S OF KIRKWOOD - Windows
Porch Pro Headshot Astro Energy Solutions

Astro Energy Solutions

Window Contractors
Serves Alton, Illinois
Astro Heating & Cooling is dedicated to providing the best possible solution for your home or business. You can count on us to provide you with a system and solution that fits your unique needs and since we've installed many systems in this area, we've earned a reputation for doing the job right the...Read more about Astro Energy Solutions
Astro Heating & Cooling is dedicated to providing the best possible solution for your home or business. You can count on us to provide you with a system and solution that fits your unique needs and since we've installed many systems in this area, we've earned a reputation for doing the job right the...Read more about Astro Energy Solutions
Porch Pro Headshot Swat Autoglass

Swat Autoglass

Window Contractors
Serves Alton, Illinois
(92)
Porch Pro Headshot MO State Roofing

MO State Roofing

Window Contractors
Serves Alton, Illinois
We are an experienced partnership, professionals in the roofing industry. We specialize in commercial and residential framing and roofing.
We are an experienced partnership, professionals in the roofing industry. We specialize in commercial and residential framing and roofing.
Porch Pro Headshot Millstadt Glass

Millstadt Glass

Window Contractors
Serves Alton, Illinois
Porch Pro Headshot J&n contracting

J&n contracting

Window Contractors
Serves Alton, Illinois
We specialize in remodeling and additions. Quality and customer satisfaction is extremely important. With 20 years experience in construction I have built a talent for design and build.
We specialize in remodeling and additions. Quality and customer satisfaction is extremely important. With 20 years experience in construction I have built a talent for design and build.
Porch Pro Headshot Frenchtowne Exteriors Inc

Frenchtowne Exteriors Inc

Window Contractors
Serves Alton, Illinois
We are a full service remodeling company, we can meet your needs with our local people and our local suppliers. Call us and give us a chance !!
We are a full service remodeling company, we can meet your needs with our local people and our local suppliers. Call us and give us a chance !!
Porch Pro Headshot Freedom Midwest Windows and Siding, LLC

Freedom Midwest Windows and Siding, LLC

Window Contractors
Serves Alton, Illinois
Porch Pro Headshot Minnie Foster

Minnie Foster

Window Contractors
Serves Alton, Illinois

Latest projects near Alton

Recent projects booked on Porch
Bethalto 62010
Skylights
Start Date
I'm flexible
New installation or repair
SKYLIGHT SHADE BLOCKOUT and open (INSIDE) and have it installed.
How many skylights to install
1
Number of stories tall
One floor
Godfrey 62035
Glass Installation
Service needed
Glass Installation
Start Date
Within a month