Polarcus CEO Rod Starr has resigned after steering the Middle East seismic survey vessel owner through restructuring.
Chief operating officer Duncan Eley will replace him.
Chairman Peter Rigg said: "Rod has made a significant and transforming contribution to the company."
Starr joined in February 2015 and significantly reduced operating and overhead costs, as well as creating additional liquidity through reduced debt payments and a recent private placement of equity, the company said.
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