Tiemen is the Group Chief Operating Officer, Ports & Terminals at DP World.

Prior to joining DP World, Tiemen held several business positions at Sea-Land, Maersk, and APM Terminals, including Senior Vice President for New Business at Maersk, VP of Human Resources at APM Terminals, and Regional Manger at Sea-Land.

Tiemen has over 16 years’ worth of experience covering the globe, large scale multi-port acquisitions, greenfield and brownfield port projects, and ports and logistics responsibility over a large portfolio of ports and terminals. Tiemen has educational qualifications from Columbia, Cornell, IMD and Harvard and was a naval officer for five years at Merchant Maritime.