Sustainability as defined by the United Nations is "development that meets the needs of the present without compromising the ability of future generations to meet their own needs". Sustainability is therefore an important prerequisite for social development, economic prosperity and the protection of the natural environment.  Taking all the above into account, our group, realising the importance of sustainability, has organised its operation, designed its strategy and planned its actions according to the three main pillars of sustainability: environmental, social and economic sustainability