4.6 
75 *The Angi rating for Window Service companies in Nassau, NY is a rating based on verified reviews from our community of homeowners who have used these pros to meet their Window Service needs.
*The HomeAdvisor rating for Window Service companies in Nassau, NY is a rating based on verified reviews from our community of homeowners who have used these pros to meet their Window Service needs.
Last update on October 14, 2025
Serving Nassau, NY and surrounding areas
Approved
Super Service Award Winner
In business since 2020
Small jobs welcome
Credit card accepted
"Needed some vinyl replacement windows, Seth was great. Fast, friendly and communicative."
Serving Nassau, NY and surrounding areas
Approved
Super Service Award Winner
In business since 2001
Free estimates
Warranties offered
"The installers were wonderful. Friendly, knowledgeable, fast and CLEAN! Youâ d barely know theyâ d been there!. And our sales person really helped us understand the best, but not most expensive windows for our house. If I need more windows they will be back!"
+20
Serving Nassau, NY and surrounding areas
Approved (Corporate)
Super Service Award Winner
In business since 1993
Free estimates
Warranties offered
"Jason B and Abbes did a wonderful job installing our windows."
Serving Nassau, NY and surrounding areas
Approved
In business since 2019
Free estimates
Emergency services offered
"Great experience having Integrity Window Cleaning clean the windows on our house. They provided an upfront quote, including a cap ("not to exceed") based on estimated hours, Jobsite: They showed up promptly, explained everything they were going to do in advance.were professional and courteous in responding to our questions, worked very efficiently, and did an excellent job at getting rid of all the dirt we had on our windows and screens (inside and out). Highly recommended."
Serving Nassau, NY and surrounding areas
Approved
In business since 2010
Free estimates
Credit card accepted
"The windows turned out great. Can now clearly see the beautiful fall colors. Zac was very accommodating, professional and polite. He even helped me with a few extra things we hadn't initially discussed."
Serving Nassau, NY and surrounding areas
Approved
In business since 1961
Free estimates
Credit card accepted
"Crew was professional, courteous and extremely skilled. Clean up was done every day. Windows are excellent qualityâ"
+40
Serving Nassau, NY and surrounding areas
Approved
Super Service Award Winner
Free estimates
Emergency services offered
Warranties offered
"Excellent contractor! Very knowledgeable with simple and effective explanation. This service provider was able to successfully rebuild window trim, insulate/foam, and paint a great number of exterior windows efficiently. I definitely plan on hiring again. Great integrity and honesty with with a wide variety of skill. I've saved this company's contact information to hopefully help me do some insulation/sealing/weatherproofing in my basement."
+18
Serving Nassau, NY and surrounding areas
Approved
Super Service Award Winner
In business since 2006
Free estimates
Emergency services offered
Welcome to Hansen Windows & Doors, where quality repair services meet exceptional customer care. Let us take care of your repair needs with expertise and dedication. We specialize in overhead doors and windows.
+13
Serving Nassau, NY and surrounding areas
Approved
Super Service Award Winner
Free estimates
Customers say: True professional
At One Peace LLC, we understand that your home is more than just a place—it's a sanctuary. Specializing in providing reliable and high-quality repair services, we are dedicated to helping homeowners maintain the beauty and functionality of their homes.\n\nOur team of skilled professionals brings years of experience, ensuring that every project is completed with precision and care. Whether it's a small repair or a major renovation, we approach every task with the same commitment to excellence.\n\nWhy Choose One Peace LLC?\nExpertise You Can Trust: With a proven track record in home repair services, we deliver solutions that stand the test of time.\nCustomer-Centric Approach: Your satisfaction is our priority. We work closely with you to understand your needs and exceed your expectations.\nTransparent and Fair Pricing: We believe in honest and upfront pricing, so you know exactly what to expect.\nPrompt and Reliable Service: We value your time and ensure timely completion of all projects without compromising on quality.\nJoin the many satisfied homeowners who have experienced the peace of mind that comes with choosing One Peace LLC. Let us be your partner in creating a home that reflects your style and meets your needs.\n\nContact us today for a consultation and discover how we can bring your home improvement vision to life!\n
+35
Serving Nassau, NY and surrounding areas
Approved
In business since 2018
Free estimates
Credit card accepted
"Quick and prompt. Thank you!"
From average costs to expert advice, get all the answers you need to get your job done.
Discover the energy-efficient window costs. Learn about installation prices, cost factors, and tips to save money on your window upgrade.
Steel windows are a durable, modern option for your home. Learn how much steel windows cost and see if they’re a good fit for your home.
The cost of new windows heavily depends on their size, but other factors come into play as well. This guide breaks down window costs based on various factors so you can make an informed budget for this project.
Buying windows can be complex. There are a ton of things to consider before buying to ensure you’re making the right choice for your home. Explore more here.
Understanding standard window sizes is easy once you get the hang of it. Here's how to order windows just like the pros.
When seeking the best replacement windows for old houses, the home’s style is key. Learn everything about what selecting replacement windows entails.
