He is a former chairman of the business-owners association Företagarna and the CEO of Grimaldi Industri AB.

[1] His mother came to Sweden to visit her brothers, who had found work at a company called ASEA.

[1] In 2001, Grimaldi received attention from local media when he bought Villa Geber in Diplomatstaden, Stockholm for around 70 million Swedish kronor.

He is also the chairman of Italienska Handelskammaren, Accademia Italiana della Cucina, Direct Försäkringsmäklarna Västerås.

[7] In 2011, Network Europe named Grimaldi "[t]he richest immigrant in Sweden", noting that his assets were valued at 1.6 billion SEK.