Ola Ø. Nisja

Ola Ø. Nisja



+47 22 82 76 44
+47 934 31 332

Ola Ø. Nisja is a Partner at Wikborg Rein's Oslo office and is head of the firm's Contract Law and Construction practice. He has substantial experience in litigation and dispute resolution and is admitted to the Supreme Court. Nisja is recommended and referred to within his practice areas by inter alia Chambers Global, Chambers Europe, Legal 500, International Financial Law Review (IFLR) and Finansavisen.

Relevant experience:

  • Litigation in a wide range of civil cases before all levels of courts, including the Supreme Court, as well as arbitration, negotiation, mediation and other alternative forms of dispute resolution
  • Advice on contract issues to companies and public entities, including sale of goods and construction contracts

Work experience:

  • 2012- Partner, Wikborg Rein, Oslo
  • 2008-2012 Attorney, Attorney General's Office
  • 2012 Lecturer/Subject Coordinator, Contract Law I, Lillehammer University College
  • 2004- Lecturer in inter alia contract law and civil procedure, Faculty of Law, University of Oslo
  • 2004-2007 Associate/Senior Associate, Wikborg Rein, Oslo
  • 2003 Research Assistant and Teaching Assistant, Scandinavian Institute of Maritime Law, Faculty of Law, University of Oslo


  • Voldgift i et nøtteskall, Gyldendal (2017) ("Arbitration in a Nutshell")
  • Arbitration and Domestic Courts in Norway: Sibling Rivalry, Scandinavian Studies in Law Volume 63 p. 261 (2017)
  • Rettskraft ("Legal force"), JV 2016 p. 363
  • Avtalt prosess - Voldgift i praksis (red.), Universitetsforlaget (2015) ("Agreed Process - Arbitration in practice")
  • Rettslig interesse, JV 2015 s. 227 ("Legal Interest")
  • The Battle of Forms: Hvor ble det store slaget av?, LoR 2013 p. 602 ("The Battle of Forms: What About the Big Battle?")
  • Bokanmeldelse av Johan Giertsen, Avtaler (2. utg., 2012), TfR 2013 p. 386 (Book review of professor Johan Giertsen's treatise on contract law)
  • Erstatningsansvar ved ugyldige forvaltningsvedtak: Hvor står vi nå?, LoR 2013 p. 311 ("Damages after illegal administrative decisions: What is the current situation?")
  • Erstatning ved selgers kontraktsbrudd, JV 2012 p. 250 ("Damages When a Seller Breaches the Contract")
  • Domstolsprøving av forvaltningsvedtak - nye avklaringer, JV 2009 p. 254 ("Challenge of Administrative Decisions Before the Courts - New Clarifications")
  • Bruk av separate møter i rettsmekling, LoR 2009 p. 433 ("Caucusing in Mediation")
  • Confidentiality and Public Access in Arbitration - The Norwegian Approach, [2008] Int. A.L.R. p. 187
  • Alternativ tvisteløsning, Cappelen Akademisk forlag (2008), ("Alternative Dispute Resolution")
  • Voldgiftsloven og tvister i forretningsforhold, TfF 2005 p. 3 ("The Arbitration Act and Commercial Disputes")
  • Konfliktløsningsmekanismer i byggekontrakter, MarIus no. 314 (2004) ("Dispute Resolution Mechanisms in Building Contracts")
  • The Engineer in International Construction - Agent? Mediator? Adjudicator?, [2004] ICLR p. 230
  • Standardvilkår - en oversikt, TfF 2003 p. 302 ("Standard Form Contracts - An Overview")
  • Contributor for Norway in Clive Freedman and James Farrell: Expert Determination (2008, 2014)


  • Member of the editorial board for Norwegian Business Law Review
  • Member, The Arbitration and Dispute Resolution Institute of the Oslo Chamber of Commerce
  • Member, the Norwegian Bar Association's Mediation Committee
  • Member, the Norwegian Bar Association's legal committee on Litigation and Arbitration
  • Member, the ICC Commission on Arbitration and ADR (Norway) 

  • Member, Reference Group for the University of Oslo's Dispute Resolution Forum


  • 2011 Admitted to the Supreme Court
  • 2011 Visiting Research Fellow, Columbia Law School
  • 2005 Visiting Scholar/Advanced Negotiation Workshop, Harvard Law School
  • 2003 Master of Commercial and Corporate Law (LLM), King’s College, London
  • 2003 Cand.jur., University of Oslo