Cone Marshall (Suisse) Trustee SÀRL

Geneva, Switzerland

Sean Breslin

Managing Director
+41 22 566 26 09

Read More

Sean joined our Swiss office in 2019 as Managing Director. He began his career in the fiduciary sector in 2003, and has since worked for international private Banks and held senior roles at reputed independent Trust companies. Sean has considerable operational and technical experience, servicing UHNW families from the Middle East, Africa, the United Kingdom and Latin America. Sean holds a degree in Finance and Business Law from Stirling University in Scotland, is a certified Trust and Estate Practitioner and holds the SACTM. He excels at resolving challenging international issues for his clients, whatever they might be. Sean was brought up in Geneva and is bi-lingual in English and French. Sean has a passion for beautiful cars, science and technology, and enjoys mountain climbing and skiing.

Susan Bianchi

Office Manager
+41 22 566 28 71

Catherine Blanjot

Senior Trust Officer
+41 22 566 28 65

Giancarlo Cereghetti

Senior Trust Officer
+41 22 566 28 64

Antoine Garros

Junior Compliance Officer
+41 22 566 28 72

Nida Khakwani

Trust Officer
+41 22 566 11 73

Cone Marshall (Suisse) Trustee SÀRL

Lugano, Switzerland

Sam Cleps

Managing Director
+ 39 02 800 123 79

Geoffrey Cone
LLB, DP L (Hons), TEP, CTA

President and Treasurer of the Board of Directors
+ 1 510 935 8897


Geoffrey Cone

Geoffrey Cone is a leading international trust and tax planning attorney, and the founder and Senior Principal of Cone Marshall Limited. Cone is a respected authority in his industry, and as such, has shared his vast knowledge and expertise in publications such as Trusts & Trustees, Rothschild Trust Review, New Zealand Law Journal, among many others.

Additionally, he has been a contributing author to the World Trusts Survey and International Trust Disputes (both Oxford University Press), Law of Offshore Jurisdictions, International Trusts Guide, and Trident Guide to International Trusts. Cone began practicing commercial litigation as well as tax and trust advisory work in 1980.As Partner and Chairman of Partners at a leading Christchurch law firm, his tenure was marked by cases at all levels of the New Zealand courts as leading counsel and the Privy Council in London.

Later, Cone took his comprehensive litigation and advisory experience and further applied it by serving as a litigator in the British West Indies for two years. In 1998, he returned to New Zealand to establish his own firm, Cone and Co., which would later be transformed to Cone Marshall Limited in 2007. Cone’s long and illustrious career has made him a foremost international trust and tax planning figure, which is why some of the world’s wealthiest families, most prominent banks, and respected lawyers and advisors entrusted his firm their work and assets.

Antonio Monti

+41 (0)91 923 64 12 
Fax +41 (0)91 923 64 15

click to view group site