The issues of providing companies’ financial viability are extremely important today. Financial viability presupposes such distribution and use of financial resources which allows to sustain the state of a company’s equilibrium in a short-term period and provide sustainable development of a company in a long-term period. In this paper authors has developed a new line of approach to the problem of financial viability management by the analysis of sensitivity of its indicators. Suggested approach is the practical tool of turnaround management and can be applied to the strategy of harmonious sustainable development of the enterprise.