Skip to content

Serge Zeien



Image of Serge Zeien
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 ESG Compliant Financial Products working group of the Haut Comité de la Place Financière, the Securities Committee of the Luxembourg Bankers' Association (ABBL) and the Securitisation task force of the Luxembourg Capital Markets Association (LuxCMA). He is also an active member of the Luxembourg Banking Lawyers Association (ALJB).

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

Abstract technology

Publications: 19 AUGUST 2021

LuxSE issues SPAC listing guidelines

To position itself as an attractive listing venue for the booming European market for special purpose acquisition companies (SPACs), the Luxembourg Stock Exchange (LuxSE) has created a framework to…

Read more
Skyscrapers buildings dusk

Publications: 16 AUGUST 2021

The end of a long controversy: Financial assistance regime does not apply to S.à r.l.s

The Luxembourg legislator has just eliminated almost five years of uncertainty by clarifying that the financial assistance regime provided for by the Luxembourg Companies Act does not apply to private…

Read more
Luxembourg opens its covered bonds market

Publications: 10 MAY 2021

Luxembourg opens its covered bonds market

Luxembourg opens its covered bonds market to universal banks and implements the recent European covered bonds framework.

Read more
Aerial view of cityscape in Luxembourg

Publications: 10 MARCH 2021

Luxembourg positions itself as an attractive player on the rising SPAC market

The market for initial public offerings by special purpose acquisition companies (SPACs) has shown significant growth in recent years and reached unprecedented levels in 2020 in the United States.…

Read more



Capital Markets





Allen & Overy
5 Avenue John F. Kennedy, L-1855 

View office →



Admitted as avocat à la Cour, Luxembourg, 2014

Admitted as avocat, Luxembourg, 2012


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