If a group pf people act as if they are the corporation when if fact and the law they are not they have the right to deny if the corportaion exists

No, because if they are not already a part of the corporation itself then they cannot act as if it does not exist. That is like looking the other way when in factr you still have to follow rules and laws regardless of what you think you are or are not. 

Local organizers focuses only on a village or nearby areas and does not require a lot of things. They also organize simple events such as birthday parties, anniversaries, marriages, etc. National organizers focuses on the whole country and usually organizes the events held by the government, example a welcoming party for another head of state, or an event that commemorates Independence. National organizers uses more things and the events are much more grand.