EN
The paper aims to present the measures which can be applied to estimate the company value creation and shareholder value creation resulting from a merger or an acquisition of a company. The selection of an appropriate method allows to determine whether the merger or acquisition has really contributed to an increase in the owners' wealth. Company value can be increased by creating added value or by maximizing earned profits and positive cash flow. The use of maximized profits and cash flow to build company value involves maximizing revenues and minimizing expenses. On the other hand, creating added value means building strong elements which will allow to generate and increase revenues and profits in the future. Consequently, added value causes that even an enterprise which generates little or no profit or cash flow may have a considerable market value for a potential investor or buyer