Since its founding, nearly half a million students, adults and athletes have participated in the ambassador programs. Since 2002, the services offered have been operated by Ambassadors Group, a for-profit company. Though open to international primary and secondary school students, programs are primarily for American students aged 10 through 18. The typical length of a program is three weeks for a group of thirty to forty students. The organization currently operates as a for-profit travel company with income of almost 100 Million. Ambassadors Group ceased operations for student travel on July 13, 2015. Ambassadors Group.