Marine Warranty Survey
Attendance and approval of critical marine transportation operations.
Explore service →
Your cargo. Our responsibility. Independent survey, supervision and marine consultancy for complex shipments — from port to final destination.
Marine operations & surveying
Select a service to see the specialist scope, operational support and deliverables our team provides.
Attendance and approval of critical marine transportation operations.
Explore service →Cargo condition inspection before, during and after transportation.
Explore service →Operational supervision of oversized and high-value cargo worldwide.
Explore service →On-site coordination between vessel, terminal and project stakeholders.
Explore service →Attendance and supervision of towage and pontoon transportation.
Explore service →Independent cargo quantity and bunker fuel verification through draft measurements and tank soundings.
Explore service →Independent investigation of damage, incidents and cargo condition.
Explore service →Transport studies, load distribution analysis and technical assessments.
Explore service →Special expertise
Independent attendance and approval of critical marine transportation operations, including heavy lift cargo, barge shipments and towage projects.
People behind every operation
Experienced marine surveyors and a dedicated management team — ready to support complex operations worldwide.

Managing Director, Master Mariner, Senior Surveyor
Publicly appointed and sworn independent Marine and Cargo Surveyor








About Cargo Overseas Surveyor
Cargo Overseas Surveyor GmbH & Co. KG is an independent German marine surveying company headquartered in Elsfleth. We specialise in marine cargo inspections, marine warranty services, heavy lift and project cargo supervision, as well as transport engineering and technical consultancy.
Our surveyors support shipowners, cargo interests, insurers, EPC contractors and project logistics companies at German ports and on complex assignments worldwide. Every attendance is guided by impartial findings, practical maritime experience and clear technical reporting.
Recent assignments
Live field updates, project photographs and operational news from the COS team.
Ready when you are
Tell us where and when. Our survey desk will respond with availability and the next practical step.
24/7 direct assistance
Call or email our team now. We monitor urgent requests around the clock and will respond as quickly as possible.
Worldwide attendance · Available 24/7