Globalization effects nearly everyone and everything; and so, it does for networks and its different dimensions. Anna-Lena Bunse explores the network structure of migrant entrepreneurs in Bremen-Gröpelingen, and asks how informal networks for migrant entrepreneurs are structured and how migrant entrepreneurs can benefit from informal networks. It is shown how diaspora entrepreneurs in Gröpelingen communicate with each other and how this effects their businesses. The results highlight, that there are benefits for all diaspora entrepreneurs and their network partners, yet it also shows that they could use their networks in a more efficient way to optimize their businesses.