
Hellmuth + Bicknese Architects specializes in innovative architectural, consulting and planning projects that combine excellence in design with exemplary environmental performance to enrich life, bring extra value to our clients and honor the broader goals of society.
The firm’s staff brings a wealth of combined experience in a wide range of innovative bright-green projects regionally and throughout the U.S. including interpretive and environmental education centers, pre-K through 12 and higher education facilities, art, science and laboratory, sports and recreation, and food service facilities, and educational facility, campus and community planning.
About Our Studio


Daniel F. Hellmuth, AIA, is a principal and co-founder of Hellmuth + Bicknese Architects, L.L.C. Mr. Hellmuth is a LEED accredited professional and has over thirty years experience in sustainable design, government, housing, educational, historic preservation, transit design and planning projects. Dan was part of the original steering committee that established the St. Louis Chapter of the USGBC and served as the first chair. His firm has experience on over 35 LEED projects including LEED NC, C

Ralph C. Bicknese, AIA, LEED AP BD+C, LEED Fellow is a nationally recognized sustainable design leader with over 35 years of experience and is a principal and co-founder of Hellmuth + Bicknese Architects. His expertise has been demonstrated throughout his career starting with sustainable community work with the City of Ames, Iowa in 1980 and most recently on several pioneering projects seeking certification to the Living Building Challenge and/or the LEED Green Building Rating System. Mr. Bickne

Patrick Ladendecker, AIA, NCARB, LEED AP BD+C has over nine years experience in architecture, sustainable design/consulting, and urban planning and serves as project architect for Hellmuth + Bicknese Architects. He has been deeply involved in the design and certification of 5 Living Building Challenge projects, including one of the first ever certified Living Buildings, the Living Learning Center, a 2,900 square foot research and classroom facility for Washington University Tyson Research Center

