Since 1961, CSO has provided design and service excellence for the benefit of our clients, our people, our community, and our environment. We focus on enhancing and contributing to our clients’ success through a culture of mutual respect, collaboration, and trust. Our collaborative, people-focused design approach, integrated with cutting-edge design technology, ensures that our designs express our clients’ unique story in a lasting and meaningful way.


CSO’s diverse portfolio represents decades of innovative design solutions for a wide range of projects. We carefully select our project teams based on market sector expertise and each team member’s capacity to serve the project from start to finish.

Interior Design
Branded Environments
Project Management
Master Planning


Our firm has been involved in many landmark projects that have contributed to a lasting legacy. Projects such as the Indianapolis International Airport, the JW Marriott Complex, the Palladium at the Center for the Performing Arts, and many others are a testament to the role CSO has played in the growth and development of the region.


Serving our clients, our people, our community, and our environment is what drives us. Our workplace culture of inclusivity and collaboration inspires our team to do what we do best – serve our clients. It also allows us the opportunity to seek out initiatives in support of the communities and clients we serve.

We support our team members through a culture of mutual respect, opportunities for growth, and an inclusive, stimulating workplace.
We positively impact the communities in which we work by contributing to strong communities through individual and corporate community service.
We provide leadership and education in support of the important role we play in reshaping the environment through sustainable design and conservation.


Our team is our greatest asset. We are always looking for talented architects and interior designers to join CSO. We are also interested in hearing from people with unique talents that support our industry.