 Michaela Pewarski Joins Growing Team in Advance of a Proposed Combination with The Stagwell Group NEW YORK, April 9, 2021 PRNewswire -- MDC Partners Inc. NASDAQ: MDCA today announced that Michaela Pewarski has joined the Company as Vice President of Investor Relations, effective immediately. Pewarski joins MDC from Afiniti, an Artificial Intelligence company where she served as Director of Investor Relations, FPA, and Corporate Development. 