The subject of the paper is a connection between certain microeconomic aspects of importance for the functioning of modern organizations in the context of sustainable development. Modern companies must be open to modern ideas, they have to become competent in viewing different problems from different perspectives, become more flexible and sensitive to the market warnings and be ready to implement the changes in the process of management. Nowadays, in a situation of a big suspense, companies are facing with more complex goals, the evolution of work organization towards its self-government and the generation of flexible working forms, with an emphasis being put on the improvement of the employees' skills and the development of some new models such as a 'career without borders'. Some research has found that when creating a model of the modern market economy, it is necessary to take into account almost all the details such as sustainable development, the development of knowledge and competences-based companies, giving employees the opportunity to build the companies by themselves using the temporary management and networking. In the process of development of a modern organization, there should be taken into account certain factors in the process of its functioning such as both internal and external requirements, the employees predispositions, in other words all the presumptions involved in the question of entrepreneurial activity. The aim of the paper is to present the selected microeconomic aspects of importance for the functioning and improvement of the work of organizations in turbulent market circumstances according to the sustainable development. The work is intended for all those who operate in a modern business environment, regardless of the form of the organization or a type of activity.