Our Services
Custom Decks
Ground-up builds crafted to match your vision perfectly.
Exterior & Siding Work
Complete exterior solutions built for Montana's tough conditions.
Custom Outdoor Spaces
Transforming your existing outdoor area into truly stunning custom outdoor spaces.
Window and Door Framing and installation
Enhancing your home with expertly installed windows and doors built to last.
Structural Improvements
Reinforcing your deck for hot tubs, pergolas, and more.
Get Started
Ready to Build Your Dream Outdoor Space?
Whether you're looking to build a brand-new custom deck from the ground up or completely transform your existing outdoor space, Proper Structures is here to bring your vision to life. As Montana's premier owner-operated exterior contractor, we combine precision craftsmanship, high-end materials, and a personal touch that only comes from working directly with the owner.
Why Choose Us
Why Choose Proper Structures?
01
Owner-Led Quality
Personally oversees every project from start to finish.
02
Precision Craftsmanship
Every detail is carefully planned, measured, and flawlessly executed always.
03
Locally Rooted
Proud Montana-based company serving your community with true dedication.
04
Built to Last
High-end materials and expert craftsmanship ensuring lasting beauty and durability.