If you are thinking in creating a new Junior Enterprise and there is no National Confederation in it, you can contact any of the main Confederations around the world.
Also, you can check if there is a National Confederation in the country you want and you can contact them too.
They will help you with any question you have and they can help and guide you in the process.
For creating a JE in Europe, Africa and Oceania
For creating a JE in North America, South America and Asia