Claudio Fritsche studied Business Administration and Marketing, Services and Communication Management at the University of St. Gallen. During and after his studies, he taught as a teacher at various educational institutions in Eastern Switzerland. Claudio Fritsche then went on to complete a secondary school teacher training programme alongside his job and embarked on a second degree in law at the University of St. Gallen. During his law studies, he worked as a legal trainee at various Thurgovian courts and as a summer intern at Bratschi Ltd. in St. Gallen. He has been a trainee lawyer at Bratschi Ltd. in St. Gallen since February 2024.