Staffing 100 Europe | 2020

Based in Switzerland, Dinette Koolhaas leads operations and oversees growth strategies across Europe, Russia, Mexico and Brazil as president of Kelly International, a role she assumed in July. Formerly, she was VP and managing director, EMEA. Throughout her tenure at Kelly, Koolhaas has played a crucial role in the EMEA region’s ability to deliver solid returns, developing strong teams and implementing flexible operating models that enable the region to contribute more profit to Kelly’s bottom line.