The Moroccan merchant families in Egypt played an unrivaled role at the economic level in the Ottoman period. This research paper supports this proposition, and confirms that theMoroccan merchants would not have achieved the latter without their constant eagerness to know the conditions of the markets, whether internal or external, as well as their high level of professionalism in handling tasks which evidently confirms that they possess a great craftsmanship. From this standpointThearticle was constantly seeking to disclose the reason and motive behind the emigration of Moroccans. This paper sheds the light on the importance of this topic and revels the economic movement led by Moroccans which resulted in the activation a large portion of Egyptian trade thanks to the expansion of their building activities which is based on five notions: lending, selling, buying, mortgaging, and replacing.