The bachelor thesis deals with the issue of reinsurance and reinsurance markets. The main goal of this work is to perform a comparative analysis of selected reinsurance companies. For the purpose of my work, I chose two German reinsurance companies, Munich Re and Hannover Re. Firstly, reinsurance is described in terms of its historical development, fundamental principles, and examples of its current use. Subsequently, selected reinsurance companies are introduced and analyzed. The comparison is based mainly on data obtained over the last five years. The goal of the thesis was fulfilled.Bakalářská práce se zabývá problematikou zajištění a zajistného trhu. Hlavním cílem práce je provést komparativní analýzu mnou vybraných zajišťovacích společ...