Nathan Kartsen A native of Owego, Illinois, Kartsen graduated from Roosevelt University in 2001 with a Bachelors of Science in Hospitality and Tourism. Kartsen pursued his first role as a professional hotelier as an Events/Convention Sales Manager role with Hiltons of Chicagoland (Hilton Chicago, Palmer House Hilton, Hilton OHare). From there, he went on to become the Assistant Director of Sales at the Holiday Inn Select in Naperville, on his way to becoming their Director of Sales. After excelling in sales generation at the Holiday Inn, Kartsen took a position as Director of Sales & Marketing at the Hyatt Lisle, and then at Millennium Knickerbocker, before being recruited by Portfolio Hotels & Resorts as the Director of Sales & Marketing at the Hilton Chicago/Oak Brook Hills Resort & Conference Center. Kartsen most recently became the newest board member of the DuPage Convention & Visitors Bureau.