Kiira Tuohimaa-Leisio

Partner, Helsinki

Emerging Companies, Private Equity, Private M&A


Kiira Tuohimaa-Leisio is a Helsinki-based Partner specialized in private M&A and private equity. She has extensive experience in advising both international and domestic private equity sponsors and corporate clients in complex cross-border M&A, joint ventures, investments and refinancing transactions. She has particular experience and knowledge from transactions in the healthcare sector.

Prior to joining Roschier, she worked at the Helsinki and London offices of a global law firm where she advised clients in cross-border M&A, debt finance and equity capital markets transactions. In addition to her LL.M. degree, Kiira holds a M.Sc. degree in Law & Finance from the University of Oxford, graduated with distinction.

Work highlights

Kiira Tuohimaa-Leisio’s experience includes advising:

  • Gridspertise S.r.l., a company jointly owned and controlled by CVC Capital Partners and Enel Grids S.r.l., in its acquisition of Aidon Oy, a leading Nordic smart grid solution provider;
  • CVC with the acquisition of Visma’s consulting business focused on digital transformation, formerly a part of Visma Custom Solutions;
  • The main shareholders in the sale of Picosun Oy to Applied Materials, Inc.;
  • Inflexion in its acquisition of Nomentia from PSG, Verdane and certain management sellers;
  • GoTo in the acquisition of Miradore from Standout Capital and other shareholders;
  • IK Partners in the acquisition of Renta Group Oy from Intera Partners;
  • BW Group in its investment in biotechnology company Ductor;
  • Arcus ASA in the cross-border merger between Arcus ASA and Altia Plc to create Anora Group;
  • Goldman Sachs International in its investment in Wolt Enterprises Oy;
  • Intera Partners in the sale of safety phone business of Stella Kotipalvelut to AddSecure AB;
  • Intera Partners in the sale of childcare business of Stella Kotipalvelut to Pilke Päiväkodit Oy;
  • Tieto Corporation in its proposed combination with EVRY ASA through a statutory cross border merger;
  • TCV in its investment of approximately USD 200 million in Unified Retail Planning Pioneer RELEX Solutions;
  • Providence Equity Partners-backed Superstruct in its investment in Flow Festival Oy;
  • Funds managed by KKR and Triton in the sale of Mehiläinen Group;
  • Mehiläinen Oy in the acquisition of MainioVire from HgCapital and certain private individuals;
  • Mehiläinen Oy and its fully-owned subsidiary Familar Oy in the acquisition of MilaPro Oy, a company specialized in providing services related to child welfare and mental health, from Palvelurahasto I Ky, a fund managed by Korona Invest, and certain private individuals.

Roschier (2016-), Partner (2022-)
White & Case LLP /Helsinki & London, Associate (2010-2016)


Member of the Finnish Bar Association


University of Oxford, M.Sc. (2014)
University of Helsinki, LL.M. (2010)


English, Finnish