about
Who We Are
Grummer Architecture is a boutique residential design firm based in Portland, OR. We specialize in creating bespoke homes and remodels tailored to your lifestyle and inspired by timeless design principles.
core values
collaboration
Your vision guides every step
Personalization
Every detail reflects your unique needs.
Sustainability
We design homes that honor the environment.
Our Design Philosophy
At Grummer Architecture, we believe a well-designed home is more than just a space—it’s a reflection of the people who live there. Our designs balance form and function, blending beauty with practicality to create spaces that are as timeless as they are livable.
Meet Sean Grummer
Sean Grummer, founder and principal architect, brings a passion for creating homes that enhance daily living. With degrees in Environmental Design and Architecture, Sean combines creative vision with meticulous attention to detail, ensuring every project exceeds expectations.
Curious About the Design Process and What to Expect?
Our Design Investment Guide breaks down each phase of the design journey, explains typical fees, and answers frequently asked questions about custom home projects. Download the guide to gain a clearer understanding of how we bring your vision to life, step by step. Download the Design Investment Guide.
Ready to Get Started?
If you’re looking for expert support to help turn your vision into reality, consider joining our waitlist to work with a team dedicated to simplifying the process and making each decision manageable