Port operator DP World on Thursday announced profits of $883 million attributable to its owners for 2015, up 30.7 percent from the year before buoyed by its purchase of the Dubai government-linked free-trade zone operator Economic Zones World.

In its results, DP World said its full-year revenues for 2015 were $3.9 billion, up 16.3 percent compared to revenues of $3.4 billion in 2014. It recorded $675 million in profit attributable to its owners in 2014.

DP World, majority-owned by the Dubai government through its Dubai World conglomerate, ranks among the world’s largest port operators, with business at 70 marine terminals in 31 countries.

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