APG SGA SA provides advertising services primarily in Switzerland and Serbia. Its offerings span classic analog poster formats such as F4, F12, F200, and F24, along with formats including bigposter, eboard, epanel, megaposter, and railposter. The company also offers outdoor advertising at streets, squares, railway stations, shopping centers, mountains, airports, and other locations, as well as digital and mobile advertising such as ChannelOOH, programmatic advertising, Next level DOOH, and aymo mobile targeting solutions. In addition, it is involved in real estate services; the company was founded in 1900 and is headquartered in Geneva, Switzerland.