AZ Advertising was founded in 1989 - one of the very first private advertising agencies in Bulgaria. Through the years we've had the honor working with clients such as Neftochim, Deloitte & Touche, British Council, Glavbolgarstroy, FKI, Stind, Ludogorie 91, SOS Kinderdorf, Goethe Institut, the Royal Danish Embassy, the US Embassy, Investbank Bulgaria.