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Gerard Kastelein



Gerard Kastelein



Gerard is a finance lawyer with 20 years experience, specialising in complex capital management and debt securities transactions such as covered bonds, CDOs, securitisations, portfolio transfers, alternative financing structures, swaps and derivatives. Furthermore he advises on international regulatory reforms and recovery and resolution of financial institutions. His client base includes corporates, the Dutch State and major financial institutions. Gerard studied at the University of Leiden and obtained an LL.M degree at the University of London. He has lectured at the Grotius Academy and the University of Utrecht. Gerard heads the Financial Markets Regulation practice of Allen & Overy in the Netherlands.

The 2019 edition of Chambers Global ranks Gerard a Band 1 lawyer and he receives excellent praise for his securitization practice. Clients describe him as "a great legal structurer who is smart and likeable" and with "good commercial awareness and overall project management".

News & insights

Key regulatory topics: 20 December 2019 to 9 January 2020

Publications: 17 JANUARY 2020

Key Regulatory Topics: Weekly Update 20 December 2019 - 9 January 2020

Allen & Overy publish weekly updates on key regulatory topics affecting the financial services sector. 

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Publications: 14 JANUARY 2020

Podcast: G&R launches ‘G&R Airtime’ – a fintech focused podcast

The number of Fintech and tech based start-ups coming out of Indonesia in recent times has been significant. Global investors seeking the next big thing have taken notice of the Indonesia macro-economic story, which sees a young, growing, tech-savvy, middle-class consumer looking to achieve their dreams and, in the process, leapfrog old technologies. Investors are fighting over which start-ups to invest in. 

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Abstract graphic

Publications: 13 JANUARY 2020

Paving the way to the UK’s departure from the EU – an overview of the key provisions of the European Union (Withdrawal Agreement) Bill

Following the Conservative Party’s victory in the UK’s general election in December 2019, the immediate priority for both the UK and the EU27 in relation to Brexit is now the approval, ratification and implementation of the deal agreed at a political level between the European Commission and the UK in October 2019 on the terms of the UK’s departure from the EU (the Withdrawal Agreement).

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Brexit day 1 readiness for European banks and investment firms

Publications: 15 OCTOBER 2019

Brexit day one readiness for European banks and investment firms: risk, legal and compliance changes for EU firms under EU law

We examine some of the ways in which a hard Brexit will affect the EU legal and regulatory obligations of EU financial services firms facing or using UK clients/counterparties/market infrastructure.

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Allen & Overy LLP
Apollolaan 15
1077 AB Amsterdam

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Admitted as advocaat, Netherlands, 1995

Exempt European lawyer, England and Wales, 2008