This book presents a comprehensive study on how twenty-three countries have approached the issue of company groups. In addition to detailed profiles of each country's legislation, written by some of the most respected experts in the field, the book also presents a general overview and offers readers an in-depth, up-to-date and highly practical comparative analysis of the company group phenomenon in connection with national legal regimes. As such, the book is a must-read for all those seeking a deeper understanding of how company groups are viewed and regulated around the globe.