The founder of Inside ALPHA, Marc has written his weekly column "The Insider's Corner" (Le Coin des Insiders) in l'Agefi, the daily Swiss financial and economic newspaper (to access the archives, choose "Les archives du site" from the home page, choose Marc Mayor from the "...écrit par" box on the archives page and click "Recherchez").

In addition, he has been featured in professional finance and banking publications like Banque & Finance (Banking & Finance - the magazine of the Swiss financial industry). Finally, Marc has also been the Chairman of high-profile investment conferences like the base metals investment conferences in Geneva and Zürich, an energy investing event in Geneva and Zürich as well as a gold investment conference in Geneva and Zürich.