DO & CO provides catering services. It operates through three segments: Airline Catering, International Event Catering, and Restaurants, Lounges & Hotel. The Airline Catering segment offers airline catering services, including menu planning and designing, onboard menus and beverages, cabin crew procedures, cabin crew training services and lounge hospitality services. The International Event Catering segment provides event catering services for sports, corporate events and private parties; and event locations. The Restaurants, Lounges & Hotel segment engages in the operation of restaurants and Demel cafés, lounges, hotels and staff restaurants; retail, airport gastronomy and railway catering businesses.