Sebastian Reger



Sebastian is a member of the finance and investment team and advises on a broad range of finance transactions with a particular focus on collateral arrangements, derivative transactions and financial regulation.

He routinely drafts and negotiates ISDAs, GMRAs and GMSLAs and advises clients on derivative mandates whether as part of an LDI portfolio or a particular investment strategy. Recently he has advised a number of pension schemes on setting up and negotiating clearing arrangements for OTC derivative transactions.

Sebastian has significant expertise in longevity transactions and collateralised buy-ins having advised insurers, trustees and custodians on transactions since 2009.

He regularly advises on custody, investment and transition management agreements and associated static and managed cross-border collateral and security structures, as well as the legal risks involved in investing in fund structures and bespoke structured financing arrangements such as illiquid credits and project financings. His experience also extends to advising clients in the context of the counterparty defaults and on regulatory issues affecting financial markets.

Sebastian brings a broad perspective to his advice, having advised major investment banks, FTSE 100 companies and private equity houses for the last nine years and spending significant time on secondment to the legal departments of major investment banks.

Memberships and Qualifications

Membership of professional bodies:
Association of Pension Lawyers (Full Member)

Career history

Qualified: 2006, England & Wales

Pensions experience since: 2009

Joined Sackers: 2013

Joined partnership/LLP: 2015

Employers: Freshfields Bruckhaus Deringer (2004 – 2013)

Academic history


University of St Andrews (1998 – 2002)
Nottingham Law School (2002 – 2004)

Degree: MA (Economics and Modern History) and Legal Practice Course

Further Information

He has spoken both at the PLSA (formerly NAPF) Investment Conference and the APL Annual Conference on the impact of financial regulation on pension schemes and the investment landscape. He regularly comments on investment and regulatory issues in the pensions press.

Sebastian is a member of a number of ISDA committees, including the Derivatives User Committee.