Window and glass specialists in Janesville, WI
9 verified window and glass specialists serving Janesville and the surrounding area. Window replacement, glass repair, mirrors, screens and skylights. Free and no obligation.
ABC Seamless of Janesville Inc
When you want to upgrade your home, give ABC Seamless of Janesville Inc a call and let us help. You can have high-quality seamless gutters and siding, or energy-efficient doors and windows. Window Replacement & Window Installation: ABC Seamless of Janesville also offers a variety of windows to choose from including: - Double or Single Hung Windows - Slider Windows - Casement Windows - Awning Windows - Bow Windows - Garden Windows - Bay Windows
View profileRenewal by Andersen of Janesville
For quality and lasting value in replacement windows, a homeowner’s best choice is Renewal by Andersen of Janesville. From the country’s most recognized and respected manufacturer, we deliver innovation and technological advancement in windows and doors. We do it with the personal attention and “hometown” touch you’d expect from a window company that has been serving the area for close to 50 years.
View profileJanesville Glass and Shower Door
Here at Janesville Glass and Shower Door, we have over 30 years experience specializing in the design and installation of custom framed and frameless shower doors. We offer the best selection of glass shower and tub enclosures for every budget. We sell and install framed to frameless swing door and sliders glazed with 1/4", 3/8" and 1/2" tempered glass. We also sell and install Neo Angle, Door and inline panels, and 90 degree custom shower enclosures. Multiple configurations and styles to meet all your custom requirements. We are professional and will install your glass shower door enclosures and Mirrors quickly and efficiently. Keywords Top rated mobile Glass and Shower Door company Glass and Shower Door company Local Glass and Shower D...
View profileWindows & Glass in Janesville, WI: a homeowner's guide
Common windows & glass jobs in Janesville, WI
- Full window replacement
- Insert / retrofit windows
- Glass and glazing repair
- Mirrors and shower glass
- Skylights, screens and window tinting
What affects the cost
- Frame material — vinyl, wood, fiberglass or aluminum
- Double vs. triple pane and Low-E coatings
- Full-frame vs. insert installation
- Number, size and floor level of windows
- Trim, stucco or siding repair around openings
How to hire the right pro
- Ask for the ENERGY STAR rating and U-factor of the product
- Confirm whether it's a full-frame or insert install
- Get the glass and frame warranty in writing
- Ask how they handle disposal of old windows

Need hardware for your windows & glass project?
We also own Hinge Outlet — professional-grade hinges, handles and door hardware shipped fast. Homeowners can claim a one-time 20% code, capped at $500 in savings.
All window and glass specialists in Janesville
Marling Lumber and HomeWorks
No reviews yetMarling Lumber and HomeWorks is an Andersen Windows & Doors dealer. We are your local window and door specialists. We sell and install a variety of Andersen windows and doors. Let us help you complete your home improvement project with our top-quality Andersen Windows & Doors products.
View profileWilco Exteriors
No reviews yetAt Wilco Exteriors, we take pride in being a leading exterior contractor with over 30 years of unrivaled expertise in installing energy-efficient windows, siding, and roofing systems. Our mission is to enhance the comfort, beauty, and value of homes and businesses across Wisconsin and Illinois while making a positive impact on the environment. When you need a roofer or window installation, call the best!
View profileCity Glass Company, Inc.
Your full service glass shop serving residential, commercial and property management customers. We offer custom and standard solutions for glass, windows, doors, shower doors, screening, accessories and parts.
View profileBob’s Custom Windows & Siding, Inc.
Quality products and workmanship does make the difference. Putting our customers first is Number one! With over 40 years of experience, you can count on the team at Bob’s Custom Windows and Siding, Inc. to satisfy all your window and siding needs quickly, efficiently and affordably. We know how much quality means to you, and we work hard to give you the absolute best on every job. Our mission is to provide the finest products and services to our customers at fair and reasonable prices, to handle all issues that arise within a reasonable time frame and in a professional manner, and to remember that “Our Customers come first” at all times.
View profileBudget home improvement
No reviews yetWindow installation. Entry doors both steel and fiberglass. Vinyl siding, insulation services. Seamless aluminum gutters.carpentry work.
View profileActive Glass LLC
Active Glass LLC – Commercial & Industrial Glass
View profileNearby cities in Wisconsin
Hiring window and glass specialists in Janesville
Every business on this page is a published profile in Janesville, Wisconsin, with its own services, ratings and contact details. Reach out to two or three, compare what's included, and hire directly — we never take a commission on your project.
Want a wider radius? See all window and glass specialists in Wisconsin or open the map search.
Frequently asked questions
How much does windows & glass work cost in Janesville, WI?
Prices vary by project size, materials and access. The best way to get an accurate number is to compare a few free quotes from verified local pros — most homeowners gather 2–3 before deciding.
Are these contractors verified?
Verified contractors have claimed their profile and confirmed their business email or phone number.
Does it cost anything to contact a contractor?
No. Browsing profiles and reaching out is completely free with no obligation. You only pay the contractor you choose to hire.
How do I choose the right pro in Janesville, WI?
Compare ratings and review counts, check that the services listed match your project, and ask each pro about timelines, warranties and who handles permits.
