Since its establishment in 2005, the independent company Langer Marketing has focused on and also offers its clients comprehensive marketing solutions in the areas of market research and public opinion research, consulting and advisory activities, retail monitoring, promotions and merchandising. We specialize in Mystery shopping - evaluation of the quality of customer service, Competitive Intelligence - competitive intelligence, training, coaching and education of employees and other services in the field of human resources, not only optimization in the field of customer relations, but also relations in the workplace, including currently very requested inspections of employees who are temporarily unable to work.