The first part of this paper presents and explains the business of modern enterprises, that is what today's enterprises are facing and what they need to do to ensure success and survival on the market. Modern business is extremely dynamic. Its core features are uncertainty, unpredictability and change. If they want to run a successful business, today's enterprises need to adjust to these features quickly. For successful and rapid adaptation, enterprises need to be able to absorb complexity, which means the diversity of modern business. Enterprises at the same time needs to grow efficiency and effectiveness, lower business costs and offer as much value and variety in their supply versus competition. Managers have the key role in the business of the enterprise and they use the tools and analysis of managerial economics in their decision making, management methods costs and take care of interest-influential enterprise groups. Unfortunately, some of the enterprises fail to adapt to market changes. Such businesses fall into crisis and the second part of this paper shows how the restructuring process and recovery can also save such enterprises. For the restructuring to be successful, it is necessary to act quickly, define goals, set a restructuring strategy and determine the measures that will lead to the business recovery. The purpose of restructuring is not only to solve consequences, but also to solve the causes of the problem because by not solving the cause there is a possibility that the problem will return. Therefore, it is necessary to carry out a complete restructuring process involving the concept of financial, operational and strategic corporate restructuring. At the end of the paper, it is presented, using financial analysis, enterprise Pevec d.d. which was recovered by the restructuring process and today is successful enterprise.