CHICAGO--(BUSINESS WIRE)--InnerWorkings, Inc. (NASDAQ: INWK), a global marketing supply chain company, will announce its second quarter 2015 results after financial markets close on Thursday, August 6, 2015. Eric D. Belcher, Chief Executive Officer, Ryan K. Spohn, interim Chief Financial Officer, and Jeffrey P. Pritchett, incoming Chief Financial Officer, will host a live webcast presentation on InnerWorkings' second quarter results and lead a question and answer session at 4:30 p.m. Central ti