Fields of practice

Tõnis specialises in Mergers & Acquisitions, Private Equity, Transport & Infrastructure and Shipping and Aviation, alongside the related fields of Corporate & Commercial work and project finance

Professional experience

2010 – Partner at TRINITI in Tallinn, Estonia
2004-2010 Founder and managing partner of Tamme & Otsmann
1994-2004 Attorney and senior associate at Teder & Rask law firm
1995 Practice placement at Essex Court Chambers, London, England

During his more than 20 years in commercial law practise Tõnis has acted as a legal adviser on most of the notable transactions in the Estonian M&A market such as:

  • Negotiations of the Shareholders Agreement of the Rail Baltic joint venture between the governments of Estonia, Latvia and Lithuania (2014)
  • Advising the Estonian Police and Border Guard Board in the building of the multi-purpose vessel Kindral Kurvits (2012)
  • Purchase of majority shares of Estonian Air from SAS (2009)
  • Sale of Estonian Railways Ltd to the Estonian Government (2007)
  • Sale of one of the largest Estonian shopping centres, Rocca al Mare (2005)
  • Pre-privatization restructuring of Estonian Telecom (1997)
  • All privatisations of strategic importance in the Estonian transport sector: Estonian Air (1996), the Estonian Shipping Company (1997), and Estonian Railways (2001)

Altogether Tõnis has advised on more than 150 transactions with a total value of over 4.5 billion EUR. Tõnis has been ranked as a leading and recommended professional by Chambers Global and Legal500 in the fields of M&A, banking & finance and real estate law

Professional Membership

Court of Honour of the Estonian Bar Association, member since 2016
Court of Honour of the Estonian Bar Association, substitute member, 2013-2016
Ethics Committee of the Estonian Bar Association, member, 2001-2017
Board Member and Vice-Chairman of the British-Estonian Chamber of Commerce 2011-2014
Founding member of the Estonian Young Bar Association, 1995
Member of the Estonian Bar Association since 1994

Contribution to Lawmaking

Member of the Estonian Ministry of Communications workgroup for drafting the bill of the Act of Registered Security over Movables Established over Vehicles

Participation in drafting the bills of the National Opera Act, the Taxi Services Act, the Broadcasting Act and the Bar Association Act


Faculty of Law at the University of Tartu, Estonia (1990-1994)
United Kingdom Central European Legal Scholarship Scheme (UKCELS) at the Queen Mary and Westfield College, University of London, 1995


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


Tõnis Tamme has been appointed the Honorary Consul of the Republic of Slovenia in Estonia

In his free time Tõnis enjoys enduro-motorcycling, downhill skiing and sailing