Sien Supply has accumulated diverse experience in various roles involving communication, marketing, and research. At Robert Half, Sien Supply served as a Research Consultant in Executive Search, while a position as Communication Officer was held at Cycling Vlaanderen. In the capacity of Marketing & Communication Manager for the Benelux region at ZEISS Industrial Quality Solutions, Sien Supply contributed to strategic marketing initiatives. Additionally, Sien Supply gained experience in human resources through a student job focused on corona recovery at Arvesta and completed an internship in marketing communication at BLCC.