promoter
noun [ C ]
uk/prəˈməʊtər/ usa person, organization, or government that tries to encourage something to happen or develop:
The country is now a leading promoter of regional trade.
He was a promoter of education and the arts.
a person who arranges finance for sports and musical events:
By licensing the tour to a professional promoter, the company would still have been guaranteed a profit.
a concert/music/sports promoter
→ company promoter