As the newly appointed president of Delaware North Companies Sportservice, John Wentzell oversees venue management services at over 50 stadiums, arenas and entertainment complexes throughout North America. With over $750 million in annual revenues, Sportservice provides hospitality and retail management services to various venues. In addition, he is responsible for Delaware North's European businesses, which range from sports venues to airports and travel destinations. Since joining the company in 1996, John has held a number of key leadership positions, including Chief Operating Officer of TD Garden, Boston's premier arena, which is owned by the company and is home to the NBA's Boston Celtics and the NHL's Boston Bruins. In that role, he was instrumental in bringing the 2004 Democratic National Convention to the arena. In 2007, he was named president of Delaware North Companies Boston, and of the firm's operations in Europe, Australia and New Zealand. During that time, the Boston business experienced record growth and results. Even with all that he has accomplished, John continues to give back to his community, hosting the "Table of Friends Event," which feeds over 500 homeless people at TD Garden, and supporting numerous charitable organizations, including the Sean McDonough Charitable Foundation and the Massachusetts Salvation Army. His generosity even extends to his alma maters, Otterbein University and Shrewsbury High School.
- Board of Directors, Boston Municipal Research Bureau
- Board of Directors, Massachusetts Salvation Army
- Board of Directors, Sports Museum of New England
- Board of Directors, Sean McDonough Charitable Foundation
- Hosts the "Table of Friends Event" at TD Garden. Considered "the biggest Thanksgiving dinner in Boston," the event brings entertainers, former Bruins and Celtics players together to feed over 500 homeless people.
- Received the Harold J. VanderZwaag Distinguished Alumnus Award from the Mark H. McCormack Dept. of Sport Management at Isenberg, University of Massachusetts-Boston, 2006–07.
- As general manager of the Greater Ft. Lauderdale/Broward Convention Center, oversaw its final design, construction and opening, early '90s
- Received master's degree in sports and facility management from the University of Massachusetts, 1984