This modern garage-to-ADU conversion was built to support aging in place while allowing for future expansion. Prenvalley Builders managed the full construction scope, transforming an existing garage into a durable, efficient living space despite tight site constraints. The result is a thoughtfully executed ADU designed for longevity, flexibility, and long-term value.

This compact Denver ADU was constructed by Prenvalley Builders as an efficient, small-footprint backyard residence. Built on a helical pier foundation to reduce site impact and control costs, the project required thoughtful sequencing, precision framing, and careful coordination to maximize usable space. The result is a durable, well-built accessory dwelling unit designed to perform efficiently within a tight urban lot.

This cost-effective garage ADU in northwest Denver was designed and built to create flexible living space and long-term rental potential. Prenvalley Builders delivered an efficient layout with durable, rental-ready finishes, maximizing comfort and functionality within a compact footprint.

This detached backyard ADU in Colorado Springs marked Prenvalley Builders’ first accessory dwelling unit project and the beginning of their ADU expertise. Designed as a compact cottage, the home features an efficient layout with a full kitchen, bathroom, bedroom, and in-unit laundry. The project established a strong foundation for Prenvalley’s refined approach to thoughtful, high-quality ADU construction.