D-16 is a corporate office in Trondheim that specializes in orienteering training and related events. The office has developed a map archive that provides access to maps for training, which is a resource for both new and experienced athletes. D-16 also has a focus on inclusion, and actively works to integrate new members into the o-group, which contributes to a diverse and inclusive environment.
For competitive athletes, D-16 offers an elite group, as well as travel and selection criteria for participation in competitions. In addition to training and competitions, they organize social activities such as the Christmas Calendar, which promotes unity among members. D-16 has an active blog that keeps members up to date with news and information. Club clothing is also available to members, which contributes to a uniform profile in both training and competitions.