Introduction PART 1: BUILDING A BUSINESS CASE: GENERAL FINDINGS, OBSERVATIONS AND LESSONS LEARNED Corporate Sustainability: The New Catch Phrase? How to Search for a Business Case - and Build It Cross-Sector Research Findings Assessment of the Business Case PART 2: SECTOR REPORTS Automotive Industry; M.Brunner Aviation Industry; A.Gebel Energy Industry; O.Salzmann Financial Services Industry; H-J.Hess Food and Beverage Industry; A.Ionescu-Somers