Architectural Building Design Firm in Portland, Oregon
DOS – Designers Of Spaces | (541) 241-2047 | Portland, OR
We provide architecture design drawings, draftings, house plans & permitting for custom homes, ADUs, remodels, and renovations that connect building, landscape, and community. From the West Hills to Southeast Portland, we help homeowners and builders create spaces that feel like home.
Why Choose DOS in Portland
- Oregon-licensed design professionals
- Full familiarity with Portland permitting and design review
- Serving all Portland metro neighborhoods
Our Portland Architectural & Building Design Services
Custom Home Design
Tailored residential designs that fit your lot, lifestyle, and Portland’s climateinside and out.
Remodels & Renovations
Reimagine your current home with better flow, light, and function. Kitchens, baths, additions, and whole-house updates.
Accessory Dwelling Unit (ADU) Building Design
Compliant, efficient ADU designs that meet Portland’s latest regulations and maximize your property’s value.
Concept and Feasibility Studies
We evaluate your site for zoning, setbacks, height limits, and development potential. Get a clear roadmap with cost estimates and timelines before you invest.
Historic Consultation and Review Processes
We guide renovations through Portland’s historic review process to preserve character while updating for modern living.
Interior Design
Thoughtful interiors using clean lines, natural materials, and Pacific Northwest warmth.
Construction and Project Management
We coordinate contractors, schedules, and inspections to keep your project on track.
Facility Close-Out Procedures
Final inspections, punch lists, and documentation to ensure a smooth handover.
Space Programming and Schematic Layouts
Smart floor plans and space planning to optimize how you live and move.
Site and Building Selection
Expert guidance to evaluate lots or existing structures before purchase.
Serving Greater Portland
- Pearl District
- Laurelhurst
- Alberta Arts
- Sellwood-Moreland
- Beaverton
- Lake Oswego
- And surrounding areas
Call (541) 241-2047 to schedule your consultation.
DOS – Designers Of Spaces
Building Design Company
Licensed • Bonded • Insured