federators

/ˈfɛdəˌreɪtərz/
noun
  1. Plural of federator; multiple people or organizations that bring separate groups together into a unified structure.
    • Several federators worked together to combine the regional networks into a national system.
    • The conference brought together federators from different industries to share best practices.
    • These federators have successfully merged dozens of local clubs into one international association.