Mr Mikko Heinonen > Hannes Snellman > Helsinki, Finland > Lawyer Profile

Hannes Snellman
PO BOX 333
00130/00131 HELSINKI

Work Department

M&A, Capital Markets


Senior Partner


Mikko’s practice focuses on public and private M&A, equity issues and general securities regulation. He also provides advice regarding governance matters to corporations and their boards. In addition, Mikko has also advised many industrial and technology companies in their acquisitions, joint ventures, financing and licensing transactions. Mikko is entrusted with various non-executive board memberships and is acting as the secretary for boards of directors in various public and private companies.

Mikko is a frequent speaker in lectures at university courses and seminars and has published articles on corporate and securities law topics.

Mikko is a member of the Finnish Bar Association and also qualified to practice in the State of New York.

Mikko Heinonen is Hannes Snellman’s Senior Partner.


English, Finnish, Swedish


Member of the Finnish Bar Association
Member of the New York Bar Association
Member of the International Bar Association


Partner, Hannes Snellman, 2003–
Managing Partner Helsinki, Hannes Snellman, 2011–2019
Head of Capital Markets, M&A or Public M&A, Hannes Snellman, 2005–2019
Associate, Hannes Snellman, 1997–2003
LL.M. Harvard Law School, 2002, New York Bar Exam, 2002
Master of Laws, University of Turku, 1997

Lawyer Rankings

Finland > Commercial, corporate and M&A

(Hall of Fame)

Mikko HeinonenHannes Snellman

Hannes Snellman deals with both domestic and cross-border M&A transactions, complex public takeovers, joint ventures, and fund and portfolio management issues. Its clients are active in the environment, real estate, and IT sectors, among others. The team is also highly regarded for work relating to structuring and debt and equity capital markets issues. Head of the M&A group  Olsson is dual-qualified in Finland and New York and focuses on venture capital and M&A matters. Mikko Heinonen is an expert in corporate transactions and securities regulation, while M&A specialist Johan Aalto also advises on corporate finance and capital markets mandates, and senior associate Annika Schaumann is noted for her work in private equity transactions. Managing partner Riikka Rannikko also contributes to the practice. M&A specialist Erik Stenman joined from Borenius in late 2020.