This document discusses corporate governance in subsidiary companies. It begins with an abstract and introduction on the topic. It then outlines 4 models for subsidiary governance: 1) Direct Control, 2) Dual Reporting, 3) Advisory Board, and 4) Local Board. For each model, it describes the governance structure and highlights advantages and disadvantages. Common governance problems in groups are also outlined. The document concludes with recommendations for leading-edge practices in subsidiary governance, such as identifying all subsidiaries, clarifying duties of subsidiary boards, and balancing strategic objectives of parents and autonomy of subsidiaries.