斯泰格韦尔 STGW

Mr. Penn is the Chairman and Chief Executive Officer of the Company. Mr. Penn previously served as the Chairman and Chief Executive Officer of MDC Partners, Inc. (MDC), the predecessor of the Company, beginning March 18, 2019. He has also been the President and Managing Partner of The Stagwell Group, a private equity fund that invests in digital marketing services companies, since its formation in June 2015. Prior to The Stagwell Group, Mr. Penn served in various senior executive positions at Microsoft. As Executive Vice President and Chief Strategy Officer of Microsoft, he was responsible for working on core strategic issues across the company, blending data analytics with creativity. Mr. Penn also has extensive experience growing and managing agencies. As the co-founder and CEO of Penn Schoen Berland, a market research firm that he built and later sold to WPP Group, he demonstrated value-creation, serving clients with innovative techniques such as being the first to offer overnight polling and unique ad testing methods now used by politicians and major corporations. At WPP Group, he also became CEO of Burson Marsteller, and managed the two companies to substantial profit growth during that period. A globally recognized strategist, Mr. Penn has advised corporate and political leaders both in the United States and internationally. He served for six years as White House Pollster to President Bill Clinton and was a senior adviser in his 1996 re-election campaign, receiving recognition for his highly effective strategies. Mr. Penn later served as chief strategist to Hillary Clinton in her Senate campaigns and her 2008 Presidential campaign. Internationally, Mr. Penn helped elect more than 25 leaders in Asia, Latin America and Europe, including Tony Blair and Menachem Begin.

Mr. Leveton joined the Company in August 2021 as President. Prior to joining Stagwell Inc., Mr. Leveton served as a Partner of The Stagwell Group, where he was responsible for sourcing, integrating and scaling Stagwell's portfolio of companies, since July 2015. Previously, Mr. Leveton served as the Executive Vice President, Worldwide at Burson-Marsteller, a global public relations firm, from November 2010 to July 2015. Mr. Leveton has more than 20 years of leadership experience in marketing communications services and extensive experience in high-level political and corporate market research.

On July 2, 2025, Frank Lanuto was appointed Executive Vice President, Finance of the Company. Mr. Lanuto joined MDC in June 2019 as Chief Financial Officer. Prior to joining Stagwell Inc., Mr. Lanuto served as Vice President, Corporate Controller at Movado Group, Inc. since August 2015. Before Movado Group, he spent over 17 years overseeing global financial functions and operations activities in the advertising, marketing and media services industries.

On July 2, 2025, Ryan Greene was appointed Chief Financial Officer of Stagwell Inc. Mr. Greene had previously served as Chief Operating Officer of the Company since August 2021.Mr. Greene joined the Company in August 2021 as Chief Operating Officer. Prior to joining Stagwell Inc., Mr. Greene served as Chief Financial Officer of The Stagwell Group since September 2015. Previously, Mr. Greene served as a Financial Management Consultant at MorganFranklin Consulting from October 2013 to September 2015, where he serviced clients across a variety of industries, including advertising technology, healthcare, financial services, and defense contractors, in connection with initial public offerings, mergers and acquisitions and business process reengineering. Prior to MorganFranklin, Mr. Greene worked in various financial leadership roles for several agencies of Omnicom Group Inc.'s Diversified Agency Services network. Earlier in his career, Mr. Greene held corporate finance and operations roles with Ernst & Young LLP, B/Com3 (acquired by Publicis Groupe), and Arthur Andersen, where he was employed in the Technology, Media and Telecom group. Upon Mr. Greene's appointment as Chief Financial Officer, he ceased serving as Chief Operating Officer of the Company.

Mr. McElligott joined MDC in March 2021 and became our General Counsel in February 2022. Prior to joining Stagwell Inc., Mr. McElligott served as General Counsel of RapidSOS, Inc. from October 2019 to March 2021 and General Counsel of Spruce Holdings Inc. from January 2017 to October 2019. Previously, Mr. McElligott held positions as senior legal counsel at Citrix Systems Inc., a member of the corporate strategy team at Microsoft, and with a Washington, D.C. based law firm. Mr. McElligott started his legal career as a clerk for Judge James Loken on the 8th Circuit Court of Appeals.

Mr. Simon is a member of our Board and serves as Lead Independent Director. Mr. Simon previously served as a member of MDC's Board of Directors beginning April 25, 2013. Mr. Simon has been Chairman and Chief Executive Officer at Tilray Brands, Inc., a leading global lifestyle and consumer packaged goods company traded on Nasdaq, since May 2021. In 2019, Mr. Simon joined and transformed Aphria Inc. into a profitable global cannabis company with leading market share brands. At Aphria, Mr. Simon structured a reverse merger and acquisition of Tilray. In 1993, Mr. Simon founded The Hain Celestial Group, Inc., a leading global organic and natural products company, and served as its Chairman and Chief Executive Officer until 2018. Mr. Simon was also the Executive Chairman of Whole Earth Brands, Inc., a global food company traded on Nasdaq, until its sale in August 2024. Mr. Simon previously served on the boards of directors of Barnes & Noble, Inc. and Jarden Corp. In addition, he serves on the board of directors of Tulane University.

Mr. Oosterman is a member of our Board. Mr. Oosterman previously served as a member of MDC's Board of Directors beginning January 23, 2020. Mr. Oosterman is President and Chief Executive Officer of Peyden Inc., a private investment company with holdings in technology, real estate, and media. Previously, Mr. Oosterman was Vice Chairman of Bell Canada, Canada's largest telecommunications service provider, from 2018 through January 2024. Mr. Oosterman was also President of Bell Media, Canada's largest media company, from January 2021 until January 2024. Mr. Oosterman previously served as President of Bell Mobility from 2006 to 2018, as President of Bell Residential Services from 2010 to 2018 and as Chief Brand Officer of Bell Canada, and BCE, from 2006 to 2020. Prior to joining Bell Canada, Mr. Oosterman served as Chief Marketing and Brand Officer for TELUS Corp., and Executive Vice President, Sales and Marketing for TELUS Mobility. In 1987, Mr. Oosterman co-founded Clearnet Communications Inc. and served on its board of directors until the successful sale of Clearnet to TELUS Corp. Mr. Oosterman serves on the boards of directors of Telephone Data Systems Inc. and Calix, Inc. He has also served on the boards of directors of EnStream, Ingram Micro and Virgin Mobile Canada.

Ms. Rogers is a member of our Board. Ms. Rogers previously served as a member of MDC's Board of Directors beginning April 26, 2018. Ms. Rogers is the Chief Executive Officer and Co-Owner of Black Opal, LLC. This company is associated with two brands?-?Black Opal and Fashion Fair Cosmetics?-?that specialize in makeup and skincare for deeper complexions. She has held this position since June 2019. She served as Chairman of Choose Chicago, the tourism agency for the city of Chicago with over $1 billion in revenue, from 2013 until 2019. At Choose Chicago, Ms. Rogers' digital marketing leadership resulted in record results of over 57 million visitors in 2018. Ms. Rogers was Chief Executive Officer of Johnson Publishing Company, a publishing and cosmetics firm, from 2010 to 2017. During the period of 2009 to 2010, Ms. Rogers was The White House's Special Assistant to the President and Social Secretary under the Obama Administration. Ms. Rogers serves on the board of directors of Inspired Entertainment, Inc. Ms. Rogers also is a member of the boards of directors of The American Cancer Society, and The Northwestern Memorial Foundation. She is formerly a member of the board of directors of Pinnacle Entertainment, Inc.

Secretary Slater is a member of our Board. Secretary Slater has served as a partner in the law firm Squire Patton Boggs LLP since 2001, practicing in the areas of transportation, infrastructure and public policy. Previously, he served as the U.S. Secretary of Transportation from 1997 to 2001 and as the Administrator of the Federal Highway Administration from 1993 to 1997. Secretary Slater served as a director of Verizon Communications from 2010 to 2025 and as a director of EVgo Inc. from 2021 to 2023. He also previously served on the boards of directors of Kansas City Southern, Transurban Group, Delta Airlines and Northwest Airlines.

Mr. Samaha is a member of our Board. Mr. Samaha has been the Founder and Managing Partner of Madison Avenue Partners, LP, a value-focused investment manager whose partners include leading university endowments, hospital systems, and philanthropic foundations, since January 2018. Prior to founding Madison, Mr. Samaha was a Partner at Newtyn Management from January 2012 to December 2017 and held roles at KPS Capital Partners and GSC Group.

Ambassador Barshefsky is a member of our Board. She previously served as a member of MDC's Board of Directors beginning April 8, 2019. Ambassador Barshefsky is Chair of Parkside Global Advisors, a position she has held since April 2021. Prior to this, she was a Senior International Partner at WilmerHale, a multinational law firm based in Washington, D.C., from 2001 through March 2021. At WilmerHale, Ambassador Barshefsky advised multinational corporations on their market access, regulatory, investment and acquisition strategies in major markets across the globe. Prior to joining WilmerHale, Ambassador Barshefsky was the United States Trade Representative (USTR) and a member of President Clinton's Cabinet from 1997 to 2001 and Acting and Deputy USTR from 1993 to 1996. As the USTR, she served as chief trade negotiator and principal trade policymaker for the United States and, in both roles, negotiated complex market access, regulatory and investment agreements with virtually every major country in the world. She serves on the board of directors of the Estee Lauder Companies and is a member of the board of trustees of the Howard Hughes Medical Institute. She is also a member of the Council on Foreign Relations. Ambassador Barshefsky served on the boards of directors of the American Express Company from 2001 to 2023, Intel Corporation from 2004 to 2018 and Starwood Hotels & Resorts from 2004 to 2016.

Mr. Vaughan is a member of our Board. Mr. Vaughan is Chief Executive Officer of Ballmer Enterprises, where he manages its operating, public and private equity investing and philanthropic investing across a range of assets, including the Los Angeles Clippers and LA Forum. Mr. Vaughan's previous roles with Ballmer Enterprises include Chief Investment Officer, Chief Operating Officer and Chief Financial Officer. Prior to joining Ballmer Enterprises in 2014, Mr. Vaughan led enterprise-wide strategic planning and analysis for Microsoft. In addition, he served as Chief Financial Officer for Microsoft's centralized marketing and business development functions and had a range of financial management roles over a more than decade-long career at Microsoft. Mr. Vaughan is on the board of directors for the Darden School Foundation Alumni Association.

Mr. Gross is a member of our Board. Mr. Gross previously served as a member of MDC's Board of Directors beginning March 7, 2017. Mr. Gross is global co-head of Private Equity within Goldman Sachs Asset Management. He serves as a member of the Asset Management Corporate Investment Committee, the Asset Management Corporate Growth Investment Committee and the Firmwide Retirement Committee. Previously, he was responsible for the Merchant Banking Division's Technology, Media and Telecommunications investing activities and led the division's portfolio wide valuation creation efforts. He first joined Goldman Sachs in 1995 as an analyst in the Real Estate Principal Investment Area. He rejoined the firm after business school in 2000 as an associate in the Principal Investment Area. He was named managing director in 2007 and partner in 2012. Mr. Gross serves on the boards of MyEyeDr. and Aptos, Inc. On October 2, 2026, Bradley J. Gross notified the Board of Directors of Stagwell Inc. that he is resigning from the Board effective October 16, 2026.

On July 29, 2026, the Board of Directors of Stagwell Inc., appointed Beth J. Kaplan to serve as a director of the Company effective July 31, 2026.