Background: Thanks to the globalization and the EU the international trade is growing faster than ever and companies are able to change ownership across the borders of the nations. Today one can talk about global marketplace with a deeper integration of the economies of the world. The rapidly growing list of mergers of Swedish companies since the last 10 years indicates that the global companies of today is using mergers as a strategic tool for continue their growth. However the number of unsuccessful mergers is big. The need of understanding and knowledge about different cultures is growing in the global business climate of today, since the collaborations across de national borders are increasing.

Problem formulation: Which international strategies are fortunate in international mergers with Swedish companies?

Purpose: The purpose is to analyze the integration of the three mergers; Vin&Sprit – Pernod Ricard, Astra - Zeneca and Telia – Sonera.

Method: This study is a case study with a qualitative approach. The method in this paper consists of interviews and written sources. For the most part primary data is used, but secondary data will also occur.

Conclusion: The study doesn´t find any relation between strategy and successful merger. However there is an indication that one of the mergers in this study, who is using a long term development strategy and a short termexchange strategy, gets a better result than those two mergers solely using a short term exchange strategy. National culture affect the choice of strategy and the structure of the organization, and as the number of international mergers increases so does the need of