October 9, 2019 Richard Stoddart Chief Executive Officer INNERWORKINGS INC 203 North LaSalle Street, Suite 1800 Chicago, IL 60601 Re: INNERWORKINGS INC Form 10-K for the Fiscal Year Ended December 31, 2018 Filed March 19, 2019 File No. 000-52170 Dear Mr. Stoddart: We have completed our review of your filing. We remind you that the company and its management are responsible for the accuracy and adequacy of their disclosures, notwithstanding any review, comments, action or absence of action by the staff. Sincerely, Division of Corporation Finance Office of Trade & Services