This book provides comprehensive coverage of the powers, legal obligations, and responsibilities of executive and non-executive company directors in the UK. The complex relationships of directors - with fellow directors, the company, its employees, and shareholders - are fully explained. Now in its 12th edition, this well-respected and established work has been updated to include a new chapter on recently revised rules relating to corporate security in the UK, especially the provisions governing constructive knowledge and priorities. Additionally, the book provides coverage of the new mechanism of making complaints to the Company Names Adjudicator. This new procedure is considered in some detail. As well, new UK case-law is included, such as Prest v Petrodel Resources, VTB Capital, Chandler v Cape plc, British Bank of the Middle East v Sun Life Association of Canada, ING Re (UK) Ltd v Versicherung AG, and Wrexham AFC v Crucialmove Ltd. [Subject: Company Law].