Fields of practice

Klen’s main fields of practice include Dispute Resolution, Insolvency & Debt Recovery, Labour Law, as well as Corporate & Commercial and Banking & Finance

Professional experience

2021- Partner at TRINITI Estonia
2010-2021 Senior Associate at TRINTI Estonia
2005-2010 Associate at Ruus Koch & Vabamets law firm
2004-2005 Lawyer at Ruus Koch & Partnerid law firm
2003 Practice placement at Ruus Koch & Partnerid law firm

Klen has during more than 10 years of practice advising and representing clients in multiple legal cases. Klen’s notable tasks include, inter alia:

  • Advising Powerwave Technologies Estonia, which is a part of the worldwide Powerwave Technologies Group, in the matter of individual and collective layoffs due to the restructuring of the company;
  • Representing leading satellite television operator VIASAT in a dispute against the Estonian Authors Society over author fees;
  • Representing the Estonian Performers Association in a dispute with Reval-Sport sports club over payment of remunerations under the Copyright Act;
  • Advising and representing creditors in various bankruptcy proceedings (inter alia bankruptcies of Estonian leading fruit and vegetables importer AS Rigual, leading furniture dealer AS Lavesta, and the grain dealer Grain Marketing OÜ)
Professional memberships

Member of the Estonian Bar Association since 2006


Institute of Law of the University of Tartu (LL.B) in 2006


Klen is fluent in Estonian and English. He also speaks Russian and Finnish


In his free time Klen spends quality time with his family and takes interest in playing football and golf. Klen is a member of the Round Table Tallinn No. 1 club since 2012