Ellen J. Eftestøl is Professor of Civil and Commercial Law at the University of Helsinki. She holds a Doctor of Law degree from the University of Oslo and has been granted the title Docent of Civil Law  from the University of Helsinki. She is in charge of the InterTran Research Group for Sustainable Business and Law at the University of Helsinki. In addition she holds a part time position as Adjunct Professor at the Scandinavian Institute of Maritime Law, University of Oslo.

Her major subjects are European Commercial Agency Law (dissertation) and International Trade and Transport Law. She has published internationally on these topics. At present she teaches International Carriage of Goods, Nordic and European Contract Law, International Sales Law, Tort Law and International Private Law.  She has previously been teaching Legal Theory and Family Law. Her teaching languages are English, Swedish and Norwegian.