Whether in private discussion groups or in the highest global political bodies, few megatrends are discussed as intensively as the topic of sustainability. Often, the term stands for a panacea for the major challenges that our society has to master. Although sustainability can play a significant role in solving global problems, it is not the sole solution. Despite all the differences in understanding the term, it quickly becomes clear that public administration, private organizations, and every individual must contribute. What this contribution looks like is highly variable and depends on individual capabilities. Companies play a particularly important role in this. Even though their primary task is to compete economically, they can make significant contributions to prosperity, the environment, and economic development. At the same time, sustainability can also have direct positive effects on a company’s profitability. In order for this contribution to be concretized, we want to first deal with the concept of sustainability in this chapter.