This theoretically - empirical master's diploma thesis deals with the concept of organizational learning. The theoretical part deals with the definition of organizational learning, deviding of organizational learning to three levels, processes of organizational learning and lastly but not least it deals with learning organization. The empirical part presents an analyzed data, which were acquired by observation and semi-structured interviews within case study design. There are several interesting findings, such as in which occasions learning takes place and what influences organizational learning. Mutual interactions and relationships in the workplace predict the ability of organizational learning. Organizational learning is also influenced by working conditions, purpose and vision of the organization.