organization

 organization  is a special account that is a group of individual members with their own accounts who can join, leave, and often have different abilities to alter the organization and its membership, supported by some silos like GitHub.

Github

 * Github supports organization accounts with varying permission levels for individual members https://help.github.com/articles/permission-levels-for-an-organization/ and allows for transferring repos from one organization to another https://help.github.com/articles/transferring-a-repository-owned-by-your-organization/.