Leo William Zahner III is the CEO of Zahner, an architectural metal company known for their contribution and execution of high-profile structures such as Sofi Stadium, Google Bay View Campus, and the de Young Museum. Bill is credited with transforming the company from a regional sheet-metal contractor into the acclaimed architectural metals and facades producer it is today. He also guided the company towards advanced manufacturing, technical innovation, as well as producing works by celebrated artists across the globe. Zahner has authored seven books on architectural metals, including the Architectural Metal Surfaces and Architectural Metals: A Guide to Selection, Specification, and Performance.

Zahner was inducted as an honorary AIA member in 2007. In 2013, Zahner was appointed by the U.S. Secretary of Commerce to the Manufacturing Council, where he represented Missouri’s Fifth District. Zahner holds over five patents which pertain to the Architectural Metals industry he serves as the Industry Liaison for the National Architectural Committee of SMACNA, and in 2006, was awarded the Copper Medal, Associazone Italiana di Metallurgia.