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Landmark District Two-Story ADU + Garage
This Denver ADU project was designed and built within a landmark context and presented unique site challenges, including extremely sandy soil conditions. Through a coordinated design-build approach, Prenvalley Builders engineered a durable foundation solution and carefully executed construction on a tight urban lot. The result is a thoughtfully integrated accessory dwelling unit built for long-term performance and compatibility with its surroundings.
Sunnyside ADU + Garage Addition
This beautiful Sunnyside ADU was completed in the summer of 2024. It features a 2.5 car garage, 2 bedrooms, 1 bathroom, a kitchen/ living area and vaulted ceilings/ dormers that provide a lot of character in and out of the structure.
The City Park ADU Residence
This two-story, design-build ADU in Denver’s City Park neighborhood is Prenvalley Builders’ largest accessory dwelling unit to date, totaling approximately 2,000 square feet. Designed for long-term flexibility, the home includes three bedrooms, a private office, an open living and kitchen area, in-unit laundry, and an integrated 2.5-car garage. Thoughtful layouts, high-performance systems, and durable finishes create a comfortable, efficient living space that supports both daily use and long-term rental potential.
West Denver Renaissance ADU
This custom two-story ADU in Denver was designed and built in partnership with the Denver Housing Authority as part of the West Denver Renaissance Collaborative. Built above a garage with exterior stair access, the project delivers durable, high-performance housing while demonstrating how thoughtful ADU design can support neighborhood density, long-term livability, and citywide housing goals.
Narrow Lot ADU with Roof Top
This garage ADU in Denver was built on a narrow urban lot with significant site constraints, requiring careful planning and execution throughout construction. Prenvalley Builders delivered a two-car garage with a studio, one-bedroom apartment, rooftop deck, and solar array—maximizing livability and long-term value despite challenging logistics.

