DLA Piper Denmark

Litigation & Regulatory

Sebastian Lysholm Nielsen is a certified international arbitrator with many years of experience in conducting complex international and Danish litigation and arbitration cases.

Sebastian provides assistance and representation in disputes arising from, inter alia, the acquisition/sale of companies and real estate, international business transactions, insurance products, financial contracts, bankruptcy proceedings and construction disputes.

Sebastian has a right of audience before the Danish Supreme Court and is also admitted as an attorney-at-law to the Bar of New York State, USA, after obtaining an LLM in Transnational Business Practice from McGeorge School of Law, California, USA. Additionally, Sebastian holds a Graduate Diploma in Business Administration (International Business) from Copenhagen Business School.

Sebastian’s sharp analytical approach, strategic insight and international background ensure that both global and national companies receive advice with a focus on legal as well as commercial aspects.

Sebastian also has extensive experience with Italian matters and frequently assists Italian law firms and clients in international disputes and transactions involving Danish law, as he is bilingual and fluent in Italian.

In 2021, Sebastian was recognised as a talent in the legal industry in Berlingske Talent 100.

In 2023, at just 35 years old, Sebastian was awarded the Italian order of knighthood and the title "Cavaliere" for his many years of active contribution to promoting bilateral relations between Denmark and Italy as well as for his continuous efforts in promoting business relations and legal ties between the two countries.

Senior Director, DLA Piper Denmark, since 2025

Director, Lundgrens, 2020-2025

Attorney, Lundgrens, 2018-2020

Attorney, Danders & More, 2014-2017

Assistant Attorney, Danders & More, 2011-2014

Legal intern, Martensen Wright PC, Sacramento, California, USA, 2010

English & Italian

New York State Bar Association

Dansk Forening for Voldgift

Young Arbitrators Copenhagen

Foreningen af Procedureadvokater

Awarded the Italian order of knighthood and the title "Cavaliere", 2023 Certified international arbitrator, the Association of Danish Law Firms, 2022 Graduate Diploma in Business Administration (International Business), Copenhagen Business School, 2021 Admitted to the Danish Bar, 2014 Admitted to the Bar of New York State, USA, 2012 Master of Law, University of Copenhagen, 2011 LLM, Transnational Business Practice, McGeorge School of Law, California, USA, 2009-2010