The agency was founded by Mitja Milavec in 1990 (then called Luna d.o.o.). In 2002, the agency conjoined the global advertising network TBWA (Luna TBWA d.o.o.) and started the Slovenian division of the Omnicom Group brand OMD. In 2003, it established the regional advertising network TBWA Adriatic, established in 2003, with agencies in Zagreb, Belgrade, Sarajevo and Sofia.
^"Znamka leta je drugo leto zapored ORTO" [Orto Is The Brand of the Year for the Second Consecutive Year]. Splošni servis: Novice (in Slovenian). Slovenian Press Agency. 30 March 2012.
