West Perth-based engineering services company Neptune Marine Services Ltd has completed the acquisition of Tri-Surv Pty Ltd, paying $16.4 million in cash and scrip for the specialist hydrographic surveying company.

West Perth-based engineering services company Neptune Marine Services Ltd has completed the acquisition of Tri-Surv Pty Ltd, paying $16.4 million in cash and scrip for the specialist hydrographic surveying company.