• Interior Design

    We create interior environments that activate innovation and enhance performance.

Meet our Leaders

We strive to design spaces that enrich the lives of the people who use them.
We share a common store of knowledge and experience, and we pursue
ideas that are both timely and timeless.

Learn more about us >

James Simeo Jorge Colón Fabian Kremkus Arnold Swanborn Crystal Martinez

In the News

CO Architects garnered an honorable mention in The Architect’s Newspaper AN Best of Design Awards for the Advanced Health Sciences Pavilion Outpatient Surgery project at Cedars-Sinai.

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Trends & Opportunities in the US Interior Design Sector | December 9, 2020

Don’t miss CO’s Director of Interior Architecture & Design Jorge Colón as a speaker in the “Trends & Opportunities in the US Interior Design Sector” webinar on December 9. Experts from the interior design sector will provide a practical look at the latest trends in high-end residential, hospitality and office design and outline the changes brought about by COVID-19.

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The new Cedars-Sinai Advanced Health Sciences Pavilion 4th Floor Outpatient Surgery suite is featured in Interior Design Magazine for its functional, technical and aesthetic excellence in “6 Health & Wellness Facilities Cure the Blues”.

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CO is thrilled to be ranked #66 in  Architectural Record ‘s 2020 Top 300 Firms!

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Interior Design Magazine ranked CO #13 on its 100 Rising Giants 2020 list!


  • Reminder: The @AIALosAngeles Powerful 8 Conference begins this Friday, September 24. Don't miss CO's Jennna Knudsen…

    5 days ago

  • CO's Alex Korter and Fabian Kremkus discuss two main elements when evaluating building materials: context and perfo…

    6 days ago

  • Take a behind-the-scene tour of the Moore Laboratory at CO’s recently completed Anderson Center for Environmental S…

    2 weeks ago

Contract Magazine‘s latest “Planning for Change” issue features CO Principal James Simeo and Associate Sona Aroush. Sona describes how COVID-19 has affected the design of healthcare environments and highlights some of her favorite brands – Nora by Interface  and Futrus Solutions with Corian Design. Additionally, while educational facilities may not need to change their already flexible interior spaces, James discusses how universities might adapt campus spaces to keep remote students and faculty engaged

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CO created an aspirational and efficient working environment for LACMA‘s new administrative offices with a design that fosters collegiality and provides places of respite.

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