Chair Koller Welcome to the Chair of Civil and Corporate Law of Prof. Dr. Alfred Koller. Prof. Dr. Alfred Koller is Professor for Civil and Corporate Law and president of the Ph.D. of Law programme. Prof. Dr. Alfred Koller's main fields of research and teaching are contractual as well as property law. A list of his publications is available on the research platform Alexandria. His current lectures can be found in the course directories. On this Website you will find Prof. Koller's CV as well as information about his team.