The master thesis by Nicolai A. Kirkeng and Herman Ness analyzes the characteristics of the Norwegian deep sea shipping clusters in Oslo and Bergen to identify factors that can enable the creation of global maritime knowledge hubs. It highlights the importance of specialized service firms, competent labor mobility, diverse ownership, and strong linkages in enhancing cluster performance. The thesis concludes with recommendations for shipping companies to focus on outsourcing activities and facilitating labor mobility to strengthen their specialized service sectors.