Calum MacLean




Calum joined NZOS in July 2016 when NZOS acquired a 50% in UNIMAR OFFSHORE SERVICES LTD.  Calum continues to develop and oversee UNIMAR’s vessel and salvage operations in his role as MD and also contributes to business development with NZOS.

Calum founded UNIMAR in 2005 in Nelson and grew the business over the years developing and providing offshore vessels, marine operations and shorebase services out of Port Nelson, Shakespeare Bay and Port Taranaki. He has been involved with Kupe, Tui, Maari, Pohokura and Maui A and B delivering a full range of marine support, including, offshore and inshore vessels, ROV and survey, diving and salvage.

Over the years since its inception, NZOS was a key partner providing all marine crew for UNIMAR vessels.