Walder was a professional tennis player on the ATP Tour from 1984 to 1991. His best ranking in Switzerland was 7, while his top results in the ATP world rankings were 170 (doubles) and 575 (singles), respectively. In 1989, he was double Swiss tennis champion at indoor and outdoor doubles. He attended the (non-degree) "Advanced Executive Management" Program at Harvard Business School in 2008.
Following eight years as a tennis pro, Walder embarked on a career at Ringier AG, a Swiss media enterprise, in 1992. He trained at the Ringier School of Journalism in 1993-94. Walder was deputy editor-in-chief of the Sunday tabloid SonntagsBlick from 1997 to 1999 and headed the sports desk at the daily tabloid Blick and SonntagsBlick from 1999 to 2000. During the years 1999 to 2006, Walder served as editor-in-chief of Schweizer Illustrierte. He went on to become editor-in-chief of SonntagsBlick while simultaneously heading the Ringier AG newspaper division. On September 1, 2008, Marc Walder took over as CEO of Ringier Switzerland on the Group Executive Board. As a media executive, Walder is committed to a strategy of diversification. Under his guidance Ringier has supplemented its core business (newspapers, magazines, printing plants) by investing in entertainment (events, ticketing, radio, television) and transaction-based Internet business (online marketplaces, e-commerce). On April 5, 2012, Walder was appointed CEO of Ringier AG and became Chairman of the Group Executive Board. Until March 2013 he additionally served as CEO Ringier Publishing and continues to be responsible for the business units Ringier China and Pacific.
Marc Walder is a board member of several subsidiary companies within the diversified Ringier media enterprise. He is a member of the board of directors of the group-buying platform DeinDeal and Deputy Chairman of the Board at jobs.ch Holding AG, Ticketcorner, The Classical Company and InfrontRingier Sports & Entertainment Switzerland AG, the joint venture between Ringier and Infront, the sports marketing company based in Zug, Switzerland. Walder serves as a member of the board for, among others, Ringier Axel Springer AG, the joint venture between Ringier and German media enterprise Axel Springer AG, concert promotion company Good News Productions AG, the daily newspaper Le Temps, online classifieds platform Scout24 Schweiz AG, Ringier Digital AG and the Swiss printers' joint venture SWP Holding AG. He is a member of the board of Marquard Event Promotion AG as well as a trustee of the Laureus Foundation Switzerland. In May 2012, Walder joined the directorate of the Schweizerische Management Gesellschaft (Swiss Management).
- Organisation of the Ringier AG Archived 2013-01-16 at the Wayback Machine.
- ATP World Tour List, profile Marc Walder
- Organisational Chart Switzerland and Germany[dead link]
- Interview Marc Walder Zeit Online
- Interview on the online-journal Persönlich.com Archived November 25, 2011, at the Wayback Machine.
- Inma Article: Ringier - From traditional print publishing house to diversified media company
- Marc Walder is Ringier's new CEO
- Organisation Laureus Switzerland
- Board of Directors Ringier SMG Archived 2013-07-06 at the Wayback Machine.