noun. One who coordinates.

noun. a lexical class of words that joins words, phrases, and clauses at the same syntactic level.

noun. someone whose task is to see that work goes harmoniously

"To begin with, the label coordinator, Jessika, met them in the lobby of the hotel wearing skin-tight leather from head to toe."

conjunction  subordinator  

arranger  organiser  organizer  

administrator  advisor  brigade  centers  consultant