Stagwell Marketing Group LLC Reports on Its Exceptional Performance and Highlights Business and Financial Updates Provided in MDC Partners Filing - Seite 2

“Of note, we are particularly pleased that Stagwell’s portfolio company Code and Theory was ranked number one in the industry in the most recent new business league tables released by R3 for May 2021. This recognition reflects Code and Theory’s strong performance so far this year and future growth trajectory.

“We remain excited about the combination with MDC and the opportunity to disrupt the marketing industry by changing the landscape with the right combination of creativity and technology. This is a great time to bring these businesses together as the industry rises and scale becomes increasingly important.”

About Stagwell Marketing Group

The Stagwell Marketing Group is the first and only independent, digital-first, and fully-integrated organization of size & scale servicing brands across the continuum of marketing services. Collaborative by design, Stagwell is not weighed down by legacy points of view and its people are united in their desire to innovate, evolve, grow and deliver superior results for their clients. Stagwell’s high growth brands include experts in four categories: digital transformation and marketing, research and insights, marketing communications, and content and media. Stagwell is a private equity fund that owns all interests in Stagwell Marketing Group LLC through a wholly owned holding company named Stagwell Marketing Group Holdings LLC. Stagwell Marketing Group LLC and its businesses are managed by The Stagwell Group, a registered investment advisor. The address of Stagwell is 1808 Eye Street, Floor 6, Washington, D.C., 20006. As of the date hereof, Stagwell and its affiliates beneficially own 50,000 series 6 preference shares (representing 100% of the outstanding Series 6 preference shares) and 14,425,714 Class A shares (representing 18.7% of the outstanding Class A subordinate voting shares) of MDC, collectively representing 19.9% of the issued and outstanding Class A subordinate voting shares of MDC, as calculated on an as-converted basis.

Cautionary Statement Regarding Forward-Looking Statements

This communication may contain certain forward-looking statements (collectively, “forward-looking statements”). Statements in this document that are not historical facts, including statements about Stagwell’s beliefs and expectations and recent business and economic trends, constitute forward-looking statements. Words such as “estimate,” “project,” “target,” “predict,” “believe,” “expect,” “anticipate,” “potential,” “create,” “intend,” “could,” “should,” “would,” “may,” “foresee,” “plan,” “will,” “guidance,” “look,” “outlook,” “future,” “assume,” “forecast,” “focus,” “continue,” or the negative of such terms or other variations thereof and terms of similar substance used in connection with any discussion of current plans, estimates and projections are subject to change based on a number of factors, including those outlined in this section. Such forward-looking statements may include, but are not limited to, statements related to: future financial performance and the future prospects of the respective businesses and operations of Stagwell, MDC and the combined company; information concerning the Proposed Transaction; the anticipated benefits of the Proposed Transaction; the likelihood of the Proposed Transaction being completed; the anticipated outcome of the Proposed Transaction; the tax impact of the Proposed Transaction on MDC and shareholders of MDC; the timing of the shareholder meeting to approve the Proposed Transaction (the “Special Meeting”); the shareholder approvals required for the Proposed Transaction; regulatory and stock exchange approval of the Proposed Transaction; and the timing of the implementation of the Proposed Transaction. A number of important factors could cause actual results to differ materially from those contained in any forward-looking statement, including the risks identified in our filings with the SEC.