Bethlehem Windows - logo

Your Window Company

Serving the Greater Lehigh Valley

2124 Stefko Boulevard, Bethlehem PA 18017

Business Hours:

Monday - Thursday: 09:00 AM - 05:00 PM

Friday: 09:00 AM - 04:00 PM

Saturday; 09:00 AM - 12:00 Noon or by appointment

Sunday: CLOSED

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Bethlehem Windows Signage Awning

We at Bethlehem Windows have been working on doors and windows for almost half a century. Our family-owned and operated business specializes in the sales, service and installation of all types of windows and doors. We are Lehigh Valley's "Largest and Most-Trusted Window Company", and we take pride in our work. We are a proud member of the Better Business Bureau with an A+ Rating. We employ courteous, helpful people that give you answers, not excuses.

Our reputation for excellence will not only meet but exceed your expectations.

Discover Bethlehem Windows

Bethlehem Windows can add the finishing touch at a price you can afford with windows for every budget. We have numerous ways for you to purchase your new windows or doors such as cash, check, low interest financing or credit cards (Visa or MasterCard). Call today for more information or stop in and visit our showroom.


Call us today at 610-866-9500 for your free, in-home estimate done by the owner.

Call us to know what we can do for you


We Give You Answers, Not Excuses

Our Warranty

We are the oldest "original" family-owned window company in the state and every job we do is always overseen by a family member. We own our showroom and warehouses where we have the largest window and door showroom with over 75 full size windows, 12 full size bay, bow and garden windows, 12 steel doors and 2 patio doors.

Oldest window company in the state

  • Largest window and door showroom

  • Every estimate is done by the owner

  • 15-year workmanship warranty

  • 10-year labor warranty

  • No sub-contractors, or your job is FREE

Why we are the best choice