Locally made windows and doors with quality in mind

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Why Connecticut Homeowners Choose Us

We manufacture our own products, cutting out middlemen.

Quality service since 1961.

Personalized products meant for your needs.

Replacement Window and Door Company in Milford, Stratford, Orange

CT's Best Choice For Custom Door and Window Replacement

Entrance Door

One of our quality door replacements. Each product of ours is customized and we take great pride in each one.

Are your windows and doors drafty? Have they seen better days? If so then Custom Built can help. Custom Built provides quality door and window replacement services to Connecticut. We are the only New England company to actually manufacture the windows and doors that we install from our family-owned factory. You can count on us to not just provide quality, but also a unique product built around your needs.

A new window or door can be a crucial upgrade for a home. Besides improving your home's curb appeal and general style, a new window or door also provides many other benefits. Most notably a new window or door can prevent drafts and therefore not just make your home more comfortable, but also improve your home's energy efficiency.

Do you need a window replacement or door replacement? Contact us today to schedule your free cost quote! We work with insurance companies as well to help you get the most out of your policy!

High-Quality Window, Door, and Gutter Installation in CT

window Replacement in Connecticut

Whether you need new windows, doors, gutter, or all three, for your home, commercial business Custom Built can give you that custom style you've always wanted!

While there might be many companies and contractors capable of window, door, and gutter installation, there is none quite like Custom Built. Here are just a few ways that we set ourselves apart:

  • We have been in business for 57 years since our start in 1961.
  • We manufacture the same windows and doors that we install, cutting out the middleman.
  • Our expert technicians personally guide you through the process.
  • We are family owned and operated.
  • We offer free estimates for all services!

If you need quality window replacement, door replacement, or gutter installation then Custom Built is your best choice contractor for the job. We manufacture our own windows and doors in our on-site factor and build them based on your specific needs. With our wide range of window and door types, such as vinyl windows, storm windows, entrance doors, patio doors, and more, and our varied customization options, you will always be able to make your replacement door or replacement window say something about you. Plus our gutter guards are the perfect way to protect any home from water damage while adding beauty and value to your home. Contact us today for a free gutter, door, or window installation cost estimate in Trumbull, Shelton, Fairfield, Stamford, Hartford, Norwalk, Danbury and nearby!

Financing Available
We work with insurance companies

our service area

We serve the following areas

Our Locations:

Custom Built, Inc.
500 Bic Dr
Unit 202
Milford, CT 06461
1-203-502-7951


Custom Built, Inc.
8 Griffin Rd N
Windsor, CT 06095
1-959-777-5392
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