congregator
/kənˈɡrɛɡreɪtər/Definitions
1. noun
A person or entity that congregates, especially people or things that gather or assemble
“The event organizer was a skilled congregator who brought together a diverse crowd of artists and musicians.”
2. verb
To bring or gather people, things, or ideas together, especially in a social or communal setting
“The community center is a place where people come to congregate and socialize.”