Mr Sigurður Örn Hilmarsson > Réttur – Adalsteinsson & Partners > Reykjavik, Iceland > Lawyer Profile

Réttur – Adalsteinsson & Partners
Sigurður Örn Hilmarsson photo

Work Department

Practice Areas: Litigation and dispute resolution. Commercial and company law. Constitutional law. Copyright and property law. Competition law. Insolvency and restructuring.


Partner and Supreme Court Attorney.


Réttur – Aðalsteinsson & Partners 2009- .

Lögmenn Laugardal 2007-2008.

Chairman of the Students’ Council of the University of Iceland, 2006-2007.


Icelandic, English, Danish


President of the Icelandic Bar Association 2021-.

Board member of a geothermal energy company Eyja- og Miklaholtshrepps ehf. 2014-.

Board Member Icelandic Student Services 2009-2014.

Board Member Iceland Japan Society 2010-2012. Chairman of the Students’ Council of the University of Iceland, 2006-2007.

Board Member Iceland Japan Cultural Exchange 2004-2005.

Student President (Inspector Scholae) in Menntaskólinn í Reykjavík College 2002-2003.


Supreme Court Attorney, 2017.

Attorney to the District Courts, 2009.

University of Iceland, Mag. jur. 2009.

University of Copenhagen, Erasmus exchange programme 2008.

University of Iceland, BA Law 2007.

Menntaskólinn í Reykjavík College 2003.

Lawyer Rankings

Iceland > Commercial, corporate and M&A

Réttur – Adalsteinsson & Partners is instructed across a range of mandates, including financial restructurings, corporate governance matters, equity financings, litigation and tax issues related to general commercial work. The commercial team often works in tandem with the firm’s dispute resolution practice to provide clients with demonstrable knowledge across both contentious and non-contentious matters. Experienced litigator Sigurður Örn Hilmarsson heads up the team, which includes Stefán Örn Stefánsson, who is a key name at associate level.

Iceland > Dispute resolution

Réttur – Adalsteinsson & Partners handles the full range of domestic and cross-border dispute resolution matters, and is regularly instructed on top-end financial liability and commercial litigation. The firm retains its strong reputation for fundamental rights cases and continues to be engaged on high-profile freedom of speech, right to privacy and healthcare cases. In recent work, the group represented candidates to parliament in a dispute regarding the legitimacy of a contested recount in the 2021 elections, and filed applications to the European Court of Human Rights. Sigurður Örn Hilmarsson and Sigrún Ingibjörg Gísladóttir jointly lead the team.