advertiser
//ˈæd.vɚˌtaɪ.zɚ//
Noun
advertiserSingular
advertisersPlural
1
A person or company that promotes products, services, or ideas through paid media channels.
The advertiser launched a new campaign on social media.
2
One who makes something publicly known or draws attention to something.
She became an advertiser of healthy eating habits in her community.