MillCon Trim supplies and installs doors, windows, and trim for production-scale builds and high-end custom homes — one standard of craftsmanship, on every job, every time.
We partner with production and custom home builders across Idaho Falls and the surrounding area, delivering precise door, window, and trim installation on projects of every scale — from fast-moving subdivisions to detail-heavy custom homes.





Precision-fit entry and patio doors, sealed and finished to last through Idaho's climate.
Supply and install for new construction and replacement projects.
Baseboards, casing, crown molding, and custom detail work.
Scaled crews and systems built for subdivision-pace schedules.
Detail-focused finish carpentry for custom homes.