Mediator book on Islamic and modern political economy and the system of Islamic and modern companies deals with the subject of political economy from an Islamic and modern perspective. The book also deals with the system of Islamic and modern companies. The book contains a careful research on these topics of interest to readers interested in this field. The study aims to put the Islamic and modern economy on two parallel sides within the framework of the interview between two systems that agree on principles and differ in regulatory laws between legitimacy and status. It aims to put in front of businessmen and trade the five Islamic companies with their systems and laws and the five modern companies with their laws and regulations in an interview between two systems that meet at the table of production and investment despite their differences in source.