Lamont Bros. Design & Construction

Lamont Bros. Design & Construction is an award-winning, family-owned design-build remodeling company headquartered in West Linn, Oregon, serving homeowners throughout the Portland metropolitan area since 2008. Founded by brothers David Patrick and Joseph Patrick, the company specializes in Accessory Dwelling Units (ADUs), home additions, whole-home remodeling, kitchen and bathroom renovations, basement finishing, and insurance restoration. Built on a philosophy of craftsmanship, communication, and client-focused service, Lamont Bros. has grown into one of Portland’s leading residential remodeling firms.

Operating under a comprehensive design-build model, Lamont Bros. manages every stage of an ADU project—from feasibility analysis, architectural design, budgeting, and permitting to construction and final walkthrough. Their integrated team of designers, project managers, and skilled craftsmen works together to streamline the construction process, ensuring homeowners receive a cohesive, transparent, and high-quality experience from concept to completion.

Services

• Accessory Dwelling Units (ADUs)
• Detached ADUs
• Attached ADUs
• Garage Conversions
• Basement ADUs
• In-Law Suites
• Rental-Ready ADUs
• Home Additions
• Whole-Home Remodeling
• Kitchen Remodeling
• Bathroom Remodeling
• Basement Remodeling
• Insurance Restoration
• Architectural Design
• Interior Design
• Design-Build Services
• Permit Coordination
• Utility Planning
• Construction Management
• General Contracting

Why Choose Lamont Bros.?

• Award-winning design-build remodeling firm
• Family-owned business serving Portland since 2008
• Complete in-house design and construction services
• Specialists in custom ADUs and home additions
• Handles feasibility studies, permitting, and utility planning
• Over 850 completed remodeling projects
• Certified Field Issuance Remodel (FIR) contractor
• High customer satisfaction with consistent 4.9-star ratings
• Transparent budgeting and collaborative design process
• Experienced team of designers, project managers, and craftsmen