A full-service architecture firm creating enduring and evolving places in Colorado and beyond
Semple Brown was founded in 1982 by Sarah Semple Brown and Rusty Brown. For four decades, our firm has been distinguished by a deep level of respect and care for our clients. For us, it’s the people who make these places so meaningful.
From the projects we take on to the future of our firm, we do it all together.
Semple Brown is employee owned, which means that every team member, from our principals to our associates, feels a true sense of ownership over our work.
Meet the people behind our favorite places
Flexible and responsive, we design our process to the project, never the other way around
Awards & recognition
2020
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IIDA Rocky Mountain Chapter
Room for Milly
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Best Eat & Drink Merit Award (in collaboration w/ Mainspring Co)
2020
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IIDA Rocky Mountain Chapter
Vision Ridge Partners LLC
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Best Workplace 12K SF or below
2020
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AIA Colorado - Denver
Slack
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Award of Distinction
2020
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US Green Building Council
Kent Denver Upper School
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LEED Platinum Certification
2020
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IIDA Rocky Mountain Chapter
Slack
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Best Workplace 25-40K SF
2020
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Association for Learning Environment, Rocky Mountain Chapter
Kent Denver Middle School
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People's Choice Award
2020
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Association for Learning Environment, Rocky Mountain Chapter
Kent Denver Middle School
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Merit Award, Peak Design (new construction)
2020
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AIA Colorado
Kent Denver Middle School
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Award of Excellence
2019
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ABC Rocky Mountain Chapter - Excellence in Construction Awards
University of Northern Colorado Campus Commons
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Eagle Winner - General Contractor - Institutional $25 to $100 Million
2019
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US Green Building Council
Hotel Born (Block A)
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LEED Silver Certification
2019
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US Green Building Council
Kent Denver Middle School
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LEED Platinum Certification
2019
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US Green Building Council
Continuum Office Bldg (Block A)
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LEED Silver Certification
2019
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NEWH The Hospitality Industry Network (Network Executive Women in Hospitality)
Semple Brown Design
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Top Interior Designers (TopID)
2019
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US Green Building Council
University of Northern Colorado Campus Commons
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LEED Gold Certification
2019
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IIDA Rocky Mountain Chapter
Hotel Born
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Best Play
2019
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ENR Mountain States
Sugar Square
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Best Projects Winner: Small Project (Under $10M)
2019
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IIDA Rocky Mountain Chapter
Tavernetta
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Best Eat & Drink
2019
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National - Excellence in Construction Awards
University of Northern Colorado Campus Commons
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Eagle Winner - General Contractor - Institutional $25 to $100 Million
2019
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Mayor�s Design Awards
Sugar Square
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Design Award: Distinctive Denver
2019
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ASID Colorado
Officescapes
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Crystal Award - Commercial Renovation under 15K SF