Viacheslav Nekrasov appointed chief executive of London-listed Russian producer Exillon Energy.

George Morrison named chief executive of Aquaterra Energy Group, with James Larnder to take over Morrison’s previous role as managing director of the group’s energy division.

The International Marine Contractors Association has elected Iain Grainger as its new president and board chairman, replacing Harke Jan Meek. Allseas’ Pieter Heerema appointed vice president.