Letter J is an architecture and design practice founded by Jenna Dezinski and John Paul Rysavy with a focus on the Great Lakes region. The practice is currently being led by Jenna Dezinski.

Jenna Dezinski is a registered architect and interior designer. She has been an Associate at Bjarke Ingels Group in New York City, overseeing design and delivery of projects at varying scales across North America including the Norton Rose Fulbright Tower in Houston, the King Toronto Residences, Beatty Street Pavilion in Vancouver, NASA Olympus, CODEX Residential Collection by ICON, and the Claremont McKenna College Roberts Campus Sports Bowl. She is founder of the jewelry studio Janika, and worked previously with Christof Finio, Will Bruder, Studio Ma, DeBartolo Architects, and alterstudio where she oversaw the design of distinctive residential projects.

Jenna received a Master of Architecture from the University of Texas at Austin following study at the Santa Chiara Study Center in Castiglion Fiorentino, Italy and the Herberger Institute for Design and the Arts at Arizona State University. She has served as a guest critic at various academic institutions and held teaching positions at The University of Texas at Austin and the Illinois Institute of Technology. Her work has been published widely and exhibited at the International Biennale Architettura in Venice.

John Paul Rysavy is a registered architect. He has been a Director at SHoP Architects in New York City overseeing work on some of the firm’s most complex and high-profile projects including the Botswana Innovation Hub in Gaborone, Uber Headquarters in San Francisco, Wave/Cave Pavilion in Milan, US Embassy in Tegucigalpa, The Morrison Hotel, and Habitat in Los Angeles. He has worked previously with Will Bruder, David Heymann, Matias Klotz, and Brian MacKay-Lyons.

John Paul is a recipient of the Richard Rogers Fellowship from the Harvard Graduate School of Design, the Francis J. Plym Fellowship from the Illinois School of Architecture, and the Stewardson Keefe LeBrun Grant from the Center for Architecture Foundation. He has been a Visiting Scholar at the American Academy in Rome and the Charles Moore Foundation. Rysavy received a Master of Architecture and the Henry Adams Medal from The University of Texas at Austin following study at Ecole nationale supérieure d'architecture de Versailles and the University of Illinois at Urbana-Champaign. He has served as a guest critic at various academic institutions and held teaching positions at The University of Texas at Austin. His work has been published widely and has been exhibited at the International Biennale Architettura in Venice.