Einari Karhu

Partner / Helsinki

About Einari

Einari advises clients on corporate tax issues. He has extensive experience in international and EU tax matters and M&A structuring as well as in complex domestic and cross-border tax litigation. Einari has been involved in several major tax disputes with regard to transfer pricing and international tax planning as well as IPOs and other public financing transactions. He also regularly advises issuers and underwriters on tax matters related to capital markets transactions.

Prior to joining Borenius, Einari worked as a Senior Officer at the Tax Department of the Ministry of Finance, where he focused on international tax matters, tax treaties and EU tax law.

Einari is a member of the Finnish Tax Advisors’ Association and the International Fiscal Association. In addition to his law degree, Einari has received a Master’s Degree in Economics from the Helsinki School of Economics.

Service areas


Chambers Europe

  • Tax

Chambers Europe
“Analytical and structured approach, as well as his calm manner in handling complex tax questions.”
“His interest is on the company benefits.
“He is analytical, sees the bigger picture and understands the client’s unique circumstances.”
“He is very knowledgeable about the tax areas.”

  • Tax

Legal 500

“Einari Karhu is a fantastic professional, capable in dealing with very sophisticated cross-border transactions.”
“One of the best tax lawyers in Finland.”

International Tax Review, World Tax (Tax Controversy)

  • Highly Regarded
  • Leading Advisor
  • Corporate Tax –  Advisory

Selected References

  • Advised Suzano SA, a leading pulp and paper company, on the structuring of Finnish activities
  • Advised several multinationals (e.g. Fortum, Nokian Renkaat, Paroc) on complex transfer pricing disputes
  • Advised leading US-based asset management companies on withholding tax disputes
  • Advised Paroc Group Oy on tax issues related to the sale of Paroc
  • Advised Madison Dearborn Partners on the EUR 315 million public takeover of Powerflute Oyj, a Finnish company listed on the London Stock Exchange’s AIM marketplace (2016)
  • Advised several issuers on IPOs listed on Nasdaq Helsinki (Detection Technology Plc, Robit Plc, Talenom Plc, EAB Plc, Evli Bank Plc, Consti Group Plc, Oma Savings Bank Plc, Fellow Finance Plc)


  • Partner, Borenius, 2018–
  • Specialist Partner, Borenius, 2014–2017
  • Senior Associate, Borenius, 2012–2014
  • Associate, Borenius, 2008–2011
  • Senior Officer, Ministry of Finance, Tax Department, 2004–2008
  • Revenue Officer, Regional Tax Office, Corporate Tax Office, 2003–2004


  • Bar Admission, 2010, Helsinki, Finland
  • Master of Laws, 2004, University of Helsinki, Finland
  • Master of Science in Economics, 2008, Helsinki School of Economics, Finland


  • Finnish, Swedish, English, French