During the past two decades, Milan St. Marković has also designed well over 100 multi-purpose uniforms and promotional outfits. Some of the brands that he has designed for are: Lucky Strike, Davidoff, HB, Gauloises, Pall Mall, Toyota, Volkswagen, Proctor and Gamble, Action Concept, Mum, Cordon Rouge, Bacardi Breezer, Apolinaris, Schweppes and Orbit. It is evident from this roll-call of excellence that he has attracted the attention of major international clients.

Milan St. Markovic's uniforms may currently be seen in these places: Hotel Ramada Renaissance in Dortmund and Cologne, Hotel Arabella in Offenbach, the Airport Hotel in Hamburg, Hotel Euro Plaza in Cologne, Hotel Euro Garden in Cologne, Hotel Madison and Hotel Lindner in Hamburg.