Conference Bag Scroll to see past three conference bags Chicago Chapter of the CTBUH Chair Shelley Finnigan, Global Technical Sales Engineer and Head of Technical Sales & Marketing for ArcelorMittal, interviews Les Robertson, Owner, and SawTeen See, President, See Robertson Structural Engineers, during the Q&A portion of the CTBUH “Leaning Out and Looking Back” event, Feb. 21, 2019.