Ari Kobb leads the Energy Efficiency and Sustainability consulting team within the Siemens Building Technologies Division. He is responsible for a team of engineers and consultants focused on helping clients improve their performance in the areas of energy and sustainability strategy, energy efficiency, existing building commissioning, and emissions management. Ari joined Siemens in 2005, and has held roles including Senior Marketing Manager for the Energy and Environmental Solutions business segment and as Director of Green Building Solutions. Ari is a LEED Accredited Professional, has served on the Board of Directors of the USGBC – Illinois Chapter from 2012 to 2015, and acts as the U.S. Sustainability Lead for the Buildings Technologies Division