Welcome to the Georg Duncker website. Georg Duncker is a leading international marine  insurance broker based in Hamburg. We offer  support and advice via 70 dedicated professionals  covering all relevant insurance markets worldwide. Our company also offers comprehensive advice in  the field of reinsurance. Our clients enjoy the  support of a successful, international company  whose main focus is on the customer. Marine Insurance. More than 140 years of experience. Learn more. Our history. Behind every successful business there is always a good story. Read more about us. Home  Claims hotline. In case of a claim it’s simple to contact us. We are available at all hours, including on Sundays and public holidays. Hotline: +49 171-750 26 73 Career Contact Georg Duncker Services Home                                  Deutsch     Legal Notice/Disclaimer