Our best team, everytime

Locally owned and operated, Lilly Architects is a growing firm that has been serving the Tulsa market since 2013. As architects and design professionals we believe good design is timeless and has the power to have a positive impact on quality of life. The architects on staff have over 50 years of cumulative professional experience. While small in number, we are large in experience and pride ourselves in providing superior service to our clients.

Chris Lilly

AIA, Principal Architect


Founder and Principal Chris Lilly has earned a reputation for designing historical renovations that express each project’s cultural significance. He is a versatile architect with a balance of design and technical expertise and has worked across a broad range of project types including mixed-use, hotel and residential, education, museums, healthcare and research, civic and cultural, master planning, adaptive reuse and historic preservation. Lilly has uniquely positioned the firm with a focus on preservation and the employment of cutting-edge technology. His interest in building technologies has spearheaded the efforts within Lilly Architects in the area of design construction integration through 3D scanning, Virtual Reality and leveraging the most from Building Information Modeling (BIM) systems.

Kate Wallace

Associate AIA


Kate holds a Bachelor of Science in Architecture and a Bachelor of Arts in Studio Art from Oklahoma State University. She has always had a passion for design and an interest in light and materials. This foundation coupled with her fine art sensibilities provide a unique perspective on the architectural design process. Kate believes the architecture we interact with has a substantial impact on our lives and is committed to designing spaces that are intentional, honest and beautiful. Kate enjoys working closely with clients to create spaces that embody their vision and elevate the experience of its users.

Nathan Williams

Associate AIA


Since graduating from Oklahoma State University in 2003 with a Bachelors of Architecture, Nathan has worked as an architect on projects that include master planning in Bahrain to high-rises in China to convention centers in Chicago to board game cafes in Tulsa. Today, Nathan is more involved with the project management side of the projects working to keep the team motivated and the project on schedule. In his free time, Nathan likes to ride his bike and paint, but more importantly play with his baby boy. Architecture should acknowledge it's surroundings and the history of its context while looking to the future. Architecture should force one to look up from their device and take a moment to yourself to "breathe".

Daryl Tannehill



Daryl Tannehill is a graduate from Oklahoma State University and a licensed architect. Her approach to design is holistic, starting from understanding the clients mission and then developing design solutions across all phases that align with the client’s goals. Daryl has worked on a wide variety of project types, including mixed-use, private residential, adaptive reuse, educational and museums. Her skills cover the spectrum, from conceptual design through construction administration.

Meagan Megli



Meagan believes our built environment has a strong influence on our identities. She advocates for interior design as an instrument to enhance health and wellbeing, celebrating the importance of purposeful design in our daily interactions. She is grateful for an occupation that allows her to improve a community’s vibrancy and quality of life. A quote by Charles Eames provides inspiration for her work: “The details are not the details; they make the design.”

Clifton Donaghue

Associate AIA


Clifton has more than 17 years of professional experience ranging from furniture design to large civic projects. He believes that there is always a opportunity for good design no matter how large, small, expensive or inexpensive a projects is. When not working Clifton enjoys coaching others for half-marathons and the local pub run.

Rebecca Lilly

Accounting Manager


Stephanie Kissee

Office and Accounts Administrator


Stephanie has worked in the Architectural industry for over 15 years. As a graduate of Wade College in Dallas, Texas, her education was focused on fashion design. Her interest in design drew her to the field of architecture and her passion as an Office/Accounts manager lies in creating efficient solutions for small businesses. She welcomes the opportunity to streamline processes, maximize efficiencies and foster relationships. She is committed to helping other by making their job easier. She loves the arts, spending time with her family, running, hiking, traveling and serving her community.