advertiser

transitive verb advertised, advertising

1. to tell about or praise (a product, service, etc.) publicly, as through newspapers, handbills, radio, television, etc., so as to make people want to buy it
2. to make known; give notice of

intransitive verb

1. to call the public's attention to things for sale or rent, help wanted, etc., as by printed or broadcast notices; sponsor advertisements
2. to ask (for) publicly by printed notice, etc.: advertise for a servant