Haco has extensive experience with disputes involving marine accidents as well as the construction and operation of ships and offshore objects. He is an expert in the wider field of attachments and the enforcement of judgments and securities. Haco frequently litigates in connection with marine insurance. He is regularly involved in disputes in and around the Dutch Caribbean. Clients appreciate his drive and creativity which often lead to original solutions. 

Haco is editor of the maritime and insurance law review 'Schip & Schade'. He is a member of the International Working Group on Polar Shipping – Subgroup Antarctic Shipping of the Comité Maritime International.