Underwriters

Our people are accessible, engaged and flexible. You’ll find us knowledgeable and experienced, and with our technical and commercial approach, we’re able to tailor solutions to your needs. We aim to build relationships over the long term, based on open and clear communication.

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Sebastian Kelzenberg

Head of Marine and Contingency Germany

Cologne

Phone:+49 (0) 221 65 075 331Mobile:+49 (0) 172 90 96 724
sebastian.kelzenberg@libertyglobalgroup.com

Stefan Klaus

Senior Underwriter Surety
Phone:+49 (0) 221 65 075 340Mobile:+49 (0) 173 40 13 497
stefan.klaus@libertyglobalgroup.com

Ulf Knöpnadel

Underwriting Manager - Professional Indemnity

Cologne

Phone:+49 (0) 221 65075 349Mobile:+49 (0) 172 9665373
ulf.knoepnadel@libertyglobalgroup.com

Celia Koesfeld-Fanselow

Underwriter - Fine Art & Specie

Cologne

Phone:+49 (0) 221 65075 359Mobile:+49 (0) 172 6953238
celia.koesfeld-fanselow@libertyglobalgroup.com

Stefan Kroll

Junior Underwriter - Professional Indemnity

Cologne

Phone:+49 (0) 221 65075 368
stefan.kroll@libertyglobalgroup.com

Michel Kunarski

Senior Underwriter - Casualty

Cologne

Phone:+49 (0) 221 65075 338
michel.kunarski@libertyglobalgroup.com

Piotr Linda

Underwriter - D&O

Cologne

Phone:+49 (0) 221 65075 341Mobile:+49 (0) 172 5145390
piotr.linda@libertyglobalgroup.com

Gaby Mantay

Underwriting Assistant D&O and Financial Institutions

Cologne

Phone:+49 (0) 221 65 075 304
gaby.mantay@libertyglobalgroup.com

Christina Mertens

Senior Underwriter - Marine & Contingency

Cologne

Phone:+49 (0) 221 65075 484Mobile:+49 (0) 172 1823437
christina.mertens@libertyglobalgroup.com

Carolin Moitje

Junior Underwriter - Fine Art & Specie

Cologne

Phone:+49 (0) 221 65075 475Mobile:+49 (0) 173 1533182
carolin.moitje@libertyglobalgroup.com

Simone Nusko

Senior Underwriter - Professional Indemnity

Cologne

Phone:+49 (0) 221 65075 365Mobile:+49 (0) 172 2020655
simone.nusko@libertyglobalgroup.com

Marcus Obst

Senior Underwriter - Terrorism

Cologne

Phone:+49 (0) 221 65075 360Mobile:+49 (0) 172 9435240
marcus.obst@libertyglobalgroup.com

Our teams

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Claims team

Our claims team members have high authority so they can make decisions locally in the interest of your claim. 

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Risk Services team

Our in-house team of Risk Engineers offers specialised resources to our insureds to help them reduce their risk exposures.

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Business Development team

Our business development team is ideally placed to make the right connections, answer questions and develop solutions that match our clients’ needs. 

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