Keller Williams Palo Alto

Acton ADU is a California-based design-build company dedicated exclusively to designing and constructing Accessory Dwelling Units (ADUs) throughout the San Francisco Bay Area. Founded by Stan Acton, the company brings more than 30 years of construction experience to homeowners seeking high-quality backyard homes for multigenerational living, rental income, home offices, and aging-in-place solutions. With a mission to make ADUs more accessible, Acton ADU combines innovative design, expert craftsmanship, and streamlined project management to simplify the entire building process.

Operating as a full-service design-build contractor, Acton ADU manages every stage of an ADU project—from property evaluation, 3D visualization, architectural design, and permit processing to engineering, construction, inspections, and final completion. The company has completed hundreds of ADU projects across Northern California, emphasizing thoughtful design, quality construction, and compliance with local zoning and California ADU regulations.

Services

• Accessory Dwelling Units (ADUs)
• Detached ADUs
• Attached ADUs
• Garage Conversion ADUs
• Custom ADU Design
• 3D Space Design
• 3D Modeling
• Architectural Drawings
• Site Evaluation
• Feasibility Studies
• Permit Coordination
• Engineering Coordination
• Construction Management
• Home Remodeling
• Design-Build Services
• Residential General Contracting

Why Choose Acton ADU?

• Exclusive focus on ADU design and construction
• Over 30 years of building experience
• More than 300 families served
• Complete design-build process under one roof
• Advanced 3D visualization and architectural planning
• Handles permitting and city approvals
• Experienced with Bay Area zoning and California ADU regulations
• High-quality craftsmanship and personalized solutions
• Transparent communication throughout the project
• Dedicated project management from concept to completion