Samu heads our Tax practice. He is a tax professional with a particular focus on M&A. He advises domestic and international clients on tax aspects of acquisitions, disposals, internal reorganisations, and refinancing processes. He has extensive experience leading cross-jurisdictional teams. He frequently assists clients seeking advance tax rulings from the Finnish tax authorities, and with other tax processes, including tax audits and controversy. Prior to joining Krogerus, Samu worked with a Big 4 firm in transaction-related tax advisory in Helsinki and briefly in New York.

Samu Lassila is exceptionally good in navigating complex structuring matters and taking all aspects of business, structure, tax and incentives into account.
Chambers Europe 2026Tax
Samu Lassila always provides on-point advice for any real estate related tax matters. We gladly recommend him and his team for any tax or structuring advisory work.
Legal 500 2026Tax
We have exclusively worked with Samu Lassila. Samu is on point, efficient and has a wide knowledge in respect of all kinds of tax-related questions. Samu also has experience working with all kinds of industries, which we appreciate.
Legal 500 2025Tax
Education
  • B. Sc., Economics and Business Administration, Aalto University, 2011
  • Master of Laws, University of Helsinki, 2009
Memberships and Affiliations
  • Finnish Bar Association
Languages
  • Finnish
  • English
Legal Assistant