Maraen

About Maraen

Maraen is an integrated energy infrastructure solutions provider, combining an industry-leading port, large-scale fabrication and multi-disciplinary expertise to support the international energy industry. Built on decades of delivery experience, Maraen enables complex projects to be executed safely, efficiently and at scale. Formed through the acquisition of The Port of Nigg, Global Energy (Group) and Global Energy Services by Mitsui & Co. Europe Ltd and Mitsui O.S.K. Lines Ltd in 2025, the businesses now operate as Maraen Port of Nigg, Maraen Fabrication and Maraen Solutions. Energised as one. Backed by long-term investment, Maraen is focused on supporting a managed energy transition while continuing to deliver across established energy sectors. Our Business Units Maraen Port of Nigg - Leading UK deepwater port and Green Freeport Maraen Fabrication - Large-scale, best-in-class fabrication facilities Maraen Solutions - Integrated industrial and engineering services Capabilities Port infrastructure and logistics Heavy fabrication Onshore & offshore industrial services Project integration Key Markets Offshore wind (fixed & floating) Oil & gas Subsea and marine Nuclear and wider energy infrastructure Why Maraen Proven delivery of large-scale energy projects Strategic access to North Sea developments Continued investment in infrastructure and capability Highly skilled workforce Strong focus on safety, quality and sustainability Maraen acts as a single, integrated delivery partner, bringing together the infrastructure, expertise and coordination needed to deliver complex energy projects.