Custom Montana Made Windows

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custom vinyl Windows & Doors

Chinook Billings

Chinook Billings is your only source for custom "Montana Made" premium grade vinyl windows. We offer the strongest frames in the industry and our windows and doors exceed Energy Star certification criteria. Our products are manufactured in Great Falls, Montana by Chinook Windows. They have been manufacturing windows since 1996. Our premium grade vinyl windows and doors are built to withstand the harshest climate that Montana has to offer; and that is why we are still a preferred window manufacturer and distributor for the past 25 years!

We offer a wide variety of windows and doors:

  • Single and Double Sliding Windows
  • Single and Double Hung Windows
  • Casement and Awning Crank Windows
  • Picture, Arch, Trapezoids and Other Specialty Products Available
  • Sliding Patio Doors
  • Bays, Bows and Garden Windows
We adapt and help our customers


We offer a variety of operating styles and materials to meet the needs of our customers. The ability to adapt and help our customers through the design process allows our customers to get exactly what they want from the manufacturer.

I recently have had the extreme pleasure of working with Chinook Billings and the Chinook Windows that they manufacture right here in Montana. Jason and Michelle were easy to deal with and they are excellent communicators. Their windows are affordable yet built with great attention to detail, plus the fact that they are Montana Made windows made this an easy decision for me! I will use them again on my next project. I highly recommend Chinook Billings! L.W. ★★★★★

Who We Are

Chinook Windows was founded in Great Falls in 1996, and has established an excellent reputation with home-owners and contractors across north-central Montana. We are proud to announce we have recently established Chinook Billings, an independent distributor of Chinook Windows.

Chinook Windows is Montana's only vinyl window manufacturer. Chinook Windows are built from the strongest vinyl extrusions and use Low-E Glass, argon gas and energy efficient products in our insulated thermos. Our products meet Energy Star criteria and are NFRC approved and qualify for the Energy Conservation Installation Credit.

We offer a wide variety of windows and each Chinook Window is custom built to your size specifications, new construction or retrofit. Call for an estimate! Each window is custom made to your exact size specification, so please allow 3-5 weeks for delivery. We will deliver directly to your job site, ask for details.

Locally OWned

About Us

Now Located in Billing, Montana. Chinook Billings is locally owned and operated by Jason and Michelle. Chinook Billings is proud to be providing high quality windows to our friends, family and neighbors in our local community.


Planning Your Project

When you are getting ready to start your next project come and see us first.  Here at Chinook Billings we custom build all of our products to fit your specific needs and tastes.