The articles in this ebookaddress several issues related to the internationalization of CEE-based firms, such as technological innovation, individual-, firm- or context-related drivers of international operations, and cross-border M&As. It examines different types of firms: entrepreneurial firms, SMEs, and large multinationals. It includes contributions that examine specific economies – Bulgaria, the Czech Republic, Lithuania, and Poland – and a comparative study. These contributions add to theoretical and empirical knowledge of the strategies and performance of emerging and transition economy firms.