Elevate the Exterior of Your Home With New Windows

Choose a reliable custom window supplier in Cheyenne, WY

There are a lot of benefits to replacing your windows. The Gill Window Company can manufacture custom windows that will make your home more energy-efficient and complement its exterior. You can trust our experts to install your new features quickly and correctly.

If you're looking for...

Replacement windows
Sliding patio doors
Custom windows


...you've come to the right place. We're a local window supplier in that's been services the Cheyenne, WY area for over 30 years. Call 307-778-3037 now to schedule door or window installation service.

Our team is knowledgeable and experienced

Since we manufacture all our vinyl windows and doors in-house, we know exactly how to install them. We only manufacture energy-efficient products using high-quality materials. Instead of purchasing mass-produced replacement windows or sliding patio doors, rely on our team to create custom products that will meet your needs.

Replacement Windows

Replacement Windows

We manufacture all our vinyl windows in-house.

Patio Doors

Patio Doors

We create custom patio doors in Cheyenne, WY.

Window Installation

Window Installation

Our window installation service is top-notch.

Need to order windows and doors in bulk?

The Gill Window Company is a locally ownerd window manufacturer and window supplier that creates energy-efficient vinyl windows in Cheyenne, WY. We have the ability to process wholesale purchases for all our manufactured patio doors and windows. If you want superior products at competitive prices, contact us today.