Ethos Architects is a full-service architecture and interior-design firm headquartered in Tulsa and Oklahoma City. With a team of over 70 seasoned professionals, we deliver decades of expertise across a spectrum of projects serving communities throughout Oklahoma and the surrounding region including education, healthcare, civic, nonprofit and commercial environments.

Founded in 1989 and originally known as KKT, our firm has grown and evolved in meaningful ways, our rebranding to Ethos reflects that transformation. It embodies a refined articulation of who we are: our values, our vision, and our enduring commitment to thoughtful design, strong partnerships and lasting community impact.

We believe in creating places that matter, places informed by integrity, collaboration and creativity, and rooted in a deep understanding of the people and places we serve.