Norway's Dof Subsea has appointed a former Ocean Installer and Subsea 7 executive as its chief commercial officer (CCO).

The OSV owner said Steinar Riise will join on 1 November.

He will focus on securing commercial growth in inspection and maintenance, survey, mooring, diving and light construction businesses.

Riise was previously project director, commercial director and engineering manager at rival Subsea 7 in Norway.