Up River Marine is a trusted maritime surveying and consultancy company based in Rosario, Argentina — one of the most strategic ports on the Paraná River. With deep roots in South America’s grain export hub, we deliver top-tier inspection and consulting services to shipowners, charterers, shippers, and maritime agencies worldwide.

Our team specializes in bunker quantity surveys, cargo supervision, audits, and draft surveys across global ports — with a sharp focus on transparency, speed, and regulatory compliance. As we expand internationally, we remain committed to operational excellence, customer trust, and safety at sea.