The dissertation thesis is focused on the quality of working life, its detection, measurement and mainly improvement. The topic of the thesis is solved in international companies. There are two points of view to the problem. The first one is the side of employee, because from all the sources available are employees the most important one. The second point of view is the side of employer. In the theoretical part there are mentioned factors influencing the quality of working life: work life balance, diversity management, gender stereotypes, religiosity, discrimination etc. The environment of international companies was narrowed to the Czech - Italian companies. For a better understanding the environment there are described labour markets of b...