In his younger years he practiced sports such as judo, volleyball and baseball. He later took up tennis and still enjoys it. After a career at major Dutch companies in banking and insurance, the temporary employment sector and the media, he started his own business more than 12 years ago. Lieuwe then worked as a consultant in marketing and media, organizational development, business development and in the culture and events sector. At Team Novus, he is director of the foundation and ultimately responsible for the organization, finances, and sponsorships.