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Serge Zeien



Zeien Serge
Serge Zeien



Serge specialises in securities law and capital markets transactions. He advises clients on the entire range of debt and equity transactions, including securitisations, structured finance and IPOs. Serge also advises on listing and admission of securities to trading on the regulated market and the Euro MTF market of the Luxembourg Stock Exchange and any on-going obligations deriving from such listings.

Serge is a member of the Green Bonds working group of LuxFLAG (the Luxembourg Finance Labelling Agency) and the Luxembourg Stock Exchange and an active member of the Luxembourg Banking Lawyers Association (ALJB). He is a member of the ESG Compliant Financial Products working group of the Luxembourg Bankers' Association (ABBL) and the Securitisation and ATAD task force of the Luxembourg Capital Markets Association (LuxCMA).

Serge was admitted to the Luxembourg bar in 2012 and holds the title of Candidate Civil Law Notary (candidat-notaire).

He joined Allen & Overy in 2011. 

News & insights

Publications: 22 MAY 2020

UK Insolvency Reforms and Derivatives: Impact of the prohibition on the operation of termination and certain other provisions

The UK Corporate Insolvency and Governance Bill (CIGB) was introduced to Parliament on 20 May 2020 and proposes to support the real economy by introducing certain reforms to give companies increased…

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Publications: 28 JANUARY 2020

Luxembourg Stock Exchange – new rules and regulations

The Luxembourg Stock Exchange has published a new version of its rules and regulations which will be applicable as of 31 January 2020. 

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Publications: 20 NOVEMBER 2019

PLUS: a new service offered by the Luxembourg Stock Exchange to comply with the hyperlink requirements of the EU Prospectus Regulation

The Luxembourg Stock Exchange has launched a new service, named PLUS for Perma Link Upload Service, to help issuers in referencing their documents via hyperlinks in their prospectuses, as required by…

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Publications: 23 JULY 2019

The new prospectus regime in Luxembourg

A new Luxembourg act dated 16 July 2019 on prospectuses for securities and implementing the Prospectus Regulation (the New Prospectus Act) was published in the Luxembourg Official Gazette on 18 July…

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Admitted as avocat à la Cour, Luxembourg, 2014

Admitted as avocat, Luxembourg, 2012


Master en Droit, Catholic University of Louvain-la-Neuve, 2011