Ronald Krueck is Founding Principal of Krueck and Sexton Architects, incorporated in 1978. Together with Mark Sexton, he is responsible for the firm's architectural vision and body of work, which has received numerous national and international honors and awards.

Graduating from the College of Architecture at the Illinois Institute of Technology in 1970, Ron went on to study painting at the Art Institute of Chicago. His first project, A Steel and Glass House (1981), helped advance modernism to its next chapter in Chicago and, as noted by Progressive Architecture magazine upon its completion, “changed the subject matter from truth to understanding.”

Since this beginning, Ron has received numerous awards and recognitions including being named an Emerging Voice by the Architectural League of New York, being names one of ’40 Under 40” Top Architects in the United States, and being inducted into the Interior Design Hall of Fame. In addition, Ron is a Fellow of the American Institute of Architects.

Teaching has always been an important part of Ron’s contribution to the profession and to its next generation. Ron has been on the faculty at the Harvard Graduate School of Design and at the Illinois Institute of Technology, where Ron has taught design studio for over 36 years, mentoring hundreds of aspiring young architects.

An advocate for the preservation of Modern architecture, Ron is an active member of the Friends of the Farnsworth House and the Mies van der Rohe Society. He served on the Board of Trustees for Fallingwater for ten years, and serves on three curatorial committees at the Art Institute of Chicago: Medieval Through Modern Painting, Contemporary, and Architecture. Ron is a participant in the Chicago Architects Oral History Project through the Art Institute of Chicago which documents the contributions of architects in Chicago during the 20th century.

Mark Sexton is a founding principal of Krueck+Sexton Architects. Together with Ronald Krueck, he designs and manages all of the firm's work. Mark is responsible for the development and execution of design ideas, and for the coordination of project teams. He works on every level of a project, ensuring that his history with and dedication to craftsmanship, material, and detail enables the firm's built work to express the values of modern design with a timeless quality.

Mark is a Fellow of the American Institute of Architects. He serves the GSA Design Excellence Program on their National Registry of Peer Professionals and also on the Board of the Glessner House Museum, working to preserve this important piece of architecture.

Eager to contribute to our profession’s next generation, Mark has served on advisory committees for the School of the Art Institute of Chicago and the Illinois Institute of Technology to help guide the educational rigor and curriculum of these venerable institutions. He currently teaches architectural design studio at Northwestern University in the Civil Engineering School.

Throughout Mark’s career, he has engaged in a search for redefining architecture. He is a tireless professional who leads by example. By embracing and questioning his colleagues and clients, and by engaging with the community, Mark is constantly evolving and advancing the projects in the office. The dialogues establish criteria that he brings to bear on the work of Krueck+Sexton, always believing that there is a better solution for the office to pursue.

Tom has been recognized by the national AIA as 2012 Young Architect for his "tireless dedication and devotion to the practice of architecture, to his clients, team members, and students," noting that "his guidance and aspiration for the profession is infectious."

He first joined Krueck+Sexton Architects in 1997 after receiving his Diploma of Architecture from the Federal Institute of Technology (ETH) in Zurich in 1995. From 1999 to 2002, Tom worked for Herzog and deMeuron in Basel and San Francisco on the New de Young Museum in Golden Gate Park, returning to K+S in 2002.

Instrumental to many of the firm’s award-winning projects, Tom has served as Project Architect on such well-known projects as the Herman Miller Chicago Showroom, the Spertus Institute of Jewish Studies, and 1100 First Street in Washington DC. Tom is currently Project Architect on our Federal Office Building in Miramar, FL, leading our team of collaborators on a project toward net-zero 2030.

Tom spends a great deal of his time mentoring the next generation of architects through his teaching as Adjunct Associate Professor at the Illinois Institute of Technology and at the Chicago Studio of the University of Wisconsin - Milwaukee. Further, he is committed to his local community through his leadership on the Riverside Sustainability Council, an organization he founded in 2008. He also writes a monthly column for the Riverside Landmark on the challenges and opportunities of sustainability as a guiding principle.

Scott joined Krueck+Sexton in 2010 following his role as Senior Vice President and Principal Architect with Murphy/Jahn Architects for 36 years, contributing to more than 20 major buildings across the United States and Europe.

Concentrating on project management at K+S, Scott works closely with clients, principals, consultants, and our architects to foster effective coordination and professional excellence, ensuring that our quality standards are achieved. He has distinguished experience serving as an owner's representative on a variety of affordable housing projects in the not-for-profit sector as Architecture Plus-Chicago, LLC which he founded in 2009.

He past project experience includes award-winning projects including the recently opened Joe and Rika Mansueto Library at the University of Chicago, the University of Chicago West Campus Combined Utility Plant, One and Two Liberty Place in Philadelphia, 10940 Wilshire Boulevard in Los Angeles, and the Sony Center Filmhaus in Berlin, Germany.

Scott is a board member of the Evanston Community Development Association, a member of the Mies van der Rohe Society, and is on the Executive Committee of Chicago’s historic Moody Church.

Jamie Cook joined Krueck and Sexton in 2000. He graduated from Harvard's Graduate School of Design in 1999 after working for a firm in Seattle Washington for several years.

Since joining Krueck+Sexton, Jamie's focus has been working with not-for-profit companies and private corporations to realize their organizations visions. He served as Project Architect on projects for the Chicago Christian Industrial League Campus, Shure Incorporated Headquarters and Muntu Dance Theater. He was also Project Architect on our COTE Top Ten Award Winning renovation Site C1 at Herman Miller Headquarters in Zeeland, Michigan. Jamie is currently leading our efforts on a new school for the Lycée Français de Chicago.

Jamie leads our commitment and participation with the 1% program of Public Architecture, connecting us with local non-profit organizations in need of our talent. He is currently working with the Glessner House Museum on the design of a Coach House Gallery.

Sara joined the firm in 2003. She received her M.Arch degree from Columbia University in New York, where she practiced for 3 years prior to moving back to the Midwest.

Since joining Krueck+Sexton, Sara has focused on our residential work. She served as Project Architect on project ranging from our single family residences (including A Transparent House, Cloud Apartment and Triangulated Cloud) to our H113 Master Plan in Chennai, India. One of her current projects is working with Lake Point Tower residents in renovating 64 floors of lobby spaces, partnering with them to bring back a modern sensitivity and site specificity to the common elements of their building.

Sara continues to foster relationships with her alma mater, the University of Wisconsin - Milwaukee, by periodically serving as thesis advisor to students at the School of Architecture. She leads our 2030 commitment participation and is a member of the American Institute of Architects as well as one of our LEED Accredited Professionals.

Yugene Cha graduated from Illinois Institute of Technology College of Architecture and joined Krueck and Sexton Architects in 2003.

He is versed in advanced curtain wall systems, and possesses a keen understanding in complex geometries, which has helped expand the firm's already rich architectural vocabulary. He was instrumental in the design and realization of the Spertus Institute of Jewish Studies, 1100 First Street, and Chicago Children's Museum Competition. Along with working on a restoration project at the Farnsworth House, Yugene is Project Architect on a tower in downtown Chicago, currently in concept design.

Yugene has led the efforts to blend new computer technologies with Krueck+Sexton's design and construction process. Through these new technologies K+S has been able to push the limits of creativity and innovation, while also helping to improve project speed, coordination, and quality. He also serves as guest critic for design reviews at the Illinois Institute of Technology every semester and provides mentorship to youth and young adults in his local community of Des Plaines.

Laura Fehlberg joined Krueck and Sexton Architects in 2005. She received a Bachelor of Science in Architectural Studies from the University of Illinois, Urbana-Champaign (1997) and a Masters in Architecture from Southern California Institute of Architecture (2005). While in Los Angeles, Laura worked for Hernan Diaz Alonso of Xefirotarch on projects exhibited at the Venice Biennale, Bejing Biennale and Archilab.

At Krueck and Sexton, Laura has been instrumental in furthering the innovative design for which the firm is known through her expertise in digital technologies and techniques. She has played a key role in such projects as the Chicago Children's Museum and the competition entry for the Dwight D. Eisenhower National Memorial in Washington DC.

Laura is currently Adjunct Faculty at the University of Illinois, Chicago, School of Architecture and the School of the Art Institute, Chicago.

Don has been an architect with Krueck+Sexton since 2006. He is a graduate of the college of Architecture at Kansas State University where he had the opportunity to study at the Tampere University of Technology in Finland in 2005.

Since joining Krueck+Sexton, Don was Project Architect on 1730 Pennsylvania Avenue and integral to the teams for the Spertus Institute of Jewish Studies, 1100 First Street in Washington DC, the Eisenhower Memorial Competition, and Triangulated Cloud Apartment. He is currently working on our Federal Office Building in Miramar, FL, our Residential Lobby Floor Renovation at Lake Point Tower, and on a master plan in Reston, Virginia.

Don has led the efforts to blend new computer technologies with Krueck+Sexton's design and construction process. Through these new technologies K+S has been able to push the limits of creativity and innovation, while also helping to improve project speed, coordination, and quality. He is an active volunteer in his local community of Logan Square, leading the design efforts to rebuild the square toward a more pedestrian and bike-friendly urban square.

Jennifer first joined Krueck+Sexton Architects as an intern in 2008. She received her Master’s in Architecture from the Illinois Institute of Technology and rejoined the firm in 2010. Prior to coming to Chicago she received her Bachelor of Arts in Visual Art and Art History from Fordham University in 2006.

Jennifer has a strong background in graphics and presentation and uses those skills to visualize some of the firm's most recent projects. Most recently, she has served as Project Architect on the Chicago Children’s Museum Renovation at Navy Pier. She has also been instrumental to the team for our Federal Office Building in Miramar, Florida.

An integral part of our efforts to blend new computer technologies with Krueck+Sexton's design and construction process, Jennifer has helped to push the limits of creativity and innovation in our work, while also helping to improve project speed, coordination, and quality. She is a strong supporter of children's education through her work with the Healthy School's Campaign.