You can name your ExChange company (provider space) in any logical way (John Smith Realty, John Smith, Smith Construction, John Smith C21 etc.) or you can use the actual company name if you are the owner or broker.
Each professional can create multiple ExChange companies. Also, professionals can be associates under other ExChange companies. Once logged into the ExChange a user can choose which company space to operate under.
Click here to see how you can switch companies while working in Nesters ExChange.