Builder Directory

ADU4U Denver specializes in custom accessory dwelling unit design and construction for Colorado homeowners, offering integrated services spanning planning, building, real estate assistance, and financing to streamline the ADU development process. The company positions itself as a full-service partner capable of managing every phase of an ADU project, from initial zoning evaluation and site assessment through final construction. Their service model emphasizes personalized solutions that address diverse homeowner needs, whether for rental income, multigenerational living, or property investment purposes.

This Colorado-based builder specializes exclusively in accessory dwelling units, offering detached and attached ADUs, garage conversions, and studio/office spaces designed to meet local zoning requirements. The company manages the complete process from site assessment through permitting and construction, leveraging expertise in navigating Colorado's complex zoning ordinances and county regulations while using stick-built construction methods. Little Home Builder differentiates itself through pre-reviewed, customizable floor plans and a comprehensive warranty package including 7-year structural coverage, allowing homeowners to generate rental income or create multi-generational housing with reduced time and cost burden.

Live Modal, based in Salt Lake City, specializes in modular ADU designs built with future expansion in mind, allowing homeowners to add rooms or enlarge their units as needs and budgets evolve. The company's entry-level offering begins at $240,000 for a single-room floor plan with permits and finishes included, serving the Utah market with a core emphasis on adaptability and scalability. This focus on expandable architecture distinguishes Live Modal in a market where most manufacturers prioritize fixed footprints.

Sustainable Design Build is a Denver-based design-build firm that offers comprehensive ADU, home addition, and remodel services through an integrated team of architects, interior designers, project managers, and general contractors. The company distinguishes itself through a streamlined in-house process designed to reduce upfront costs and accelerate project timelines, while maintaining a commitment to environmentally conscious construction practices and material recycling. Operating as an award-winning firm, the company emphasizes transparent communication and collaborative design with clients to achieve customized results.

Based in Colorado, Timberline Building Group is a design-build contractor specializing in ADUs and barndominiums alongside custom homes, remodels, and outdoor living spaces. The firm distinguishes itself through in-house project management, comprehensive permit and inspection oversight, and a commitment to personalized communication throughout the construction process. Operating since 2014, the company serves the Denver metro area and broader Colorado region with a focus on tailored designs suited to Colorado's landscape and lifestyle.