This paper discusses the issue of management efficiency of a joint stock company, whose production program consists of the filling of natural mineral waters, medicinal mineral water, spring water and flavored beverages. The paper deals with theoretical knowledge about the financial analysis of the company in the case of horizontal and vertical balance sheet analysis. The second part of the paper is devoted to the ratio of the company and its competition. The surveyed companies keep double-entry bookkeeping. The aim of the paper is to analyze the individual items of property and sources of their coverage. The analysis performed is based on the period before the COVID-19 pandemic, which offers a suitable potential for comparison with the period during the pandemic and has an impact on the surveyed company.