Mac graduated from the Cracow University of Technology’s School of Architecture and is a member of the International Interior Design Association (IIDA) and the Polish Association of Architects (SARP). He is also an accomplished electric guitar player and music composer. Mac Stopa, IIDA, has more than 20 years experience designing corporate interiors for Fortune and Global 500 companies. Massive Design’s clients include, among others, Coca-Cola, Google, Ericsson, Nokia Siemens Networks, Samsung, IBM, BMW, GlaxoSmithKline, Unilever, Mondelez (Kraft Foods), Cargill, Mars, Viacom International Media Networks (MTV Networks), Pernod Ricard, Bacardi-Martini, Heineken (Zywiec Group), Deloitte, Credit Suisse, PwC, Allianz, The Boston Consulting Group, Lloyd’s, Legg Mason and EY.