Cornerstone Architectural Group is a multidisciplinary architectural firm dedicated to delivering thoughtful, technically sound, and cost-effective solutions across a diverse range of project types. Our team of architects, building envelope consultants, observers, designers, and administrative staff works collaboratively to provide exceptional service from project conception through completion. As a highly technical firm, we focus on five core practice areas: Residential, Governmental, Building Envelope, Commercial, and Educational Projects. Our approach prioritizes efficiency, cost-effectiveness, quality, and timely delivery while maintaining a strong commitment to client goals and long-term building success.
Cornerstone provides a full range of services, including architectural design, building envelope consulting, facility assessments, roofing and waterproofing consulting, condition evaluations, construction administration, construction observation, code analysis, and project management. We are known for tackling complex technical challenges and developing practical solutions that meet the unique needs of each project. Over the years, we have proudly partnered with public agencies, school districts, private organizations, and commercial clients throughout the Pacific Northwest. Our portfolio includes work for organizations such as Northshore Park & Recreation Service Area, Port of Seattle, City of Seattle, Community Transit, Inglemoor High School, Issaquah School District, Conner Homes, and many others.
Whether supporting new construction, renovations, facility improvements, building envelope restoration, or long-term capital planning, Cornerstone is committed to delivering highly technical, reliable results alongside intentionally responsive service.
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