As a peer network, with individuals taking responsibility for leadership, singly or by getting together with others, as they see fit. There are some pockets of hierarchy and more conventional organisation but overall the peer network is the norm. See also Independent Co-Counselling Communities .
Local networks tend to be set up by someone taking the initiative to set up fundamentals classes.
See How are the various CCI communities are set up . My guess would be two things. The other, perhaps more important, is that CCI may be a lot more challenging. It can be pretty difficult to run dependency patterns in CCI, and yet many people come to personal growth with a fair amount of dependency stuff. Sometime this means that local events are attended by CCIers from other localities or even other countries.