Department profile
Dittmar & Indrenius

Competition/European Law

Europe Guide 2026 : Finland


Dittmar & Indrenius

Rankings

About

Provided by Dittmar & Indrenius

Dittmar & Indrenius supports its clients in their most challenging assignments, with particular focus on transactional work, infringement proceedings, competition law compliance, and public procurement.

Our highly-ranked practice is widely recognised as one of the leading competition law practices in Finland. The lawyers have been involved in all of the country’s biggest competition cases – covering the infringement and/or the damages aspects. The team has a strong understanding of both national and EU competition law enforcement.

Our expertise covers all aspects of competition law, including merger control and other transactional work, foreign direct investment (FDI) control and the foreign subsidies regulation (FSR), cartel investigations and leniency, horizontal and vertical agreements, abuses of dominance, state aid, litigation and competition damages cases. W

The team also has strong expertise and experience in advising both contracting authorities and tenderers on all key phases of public procurement, from preparing tender procedures to resolving disputes. Our notable strength lies in review procedures before the Market Court, either representing the appellant or defending the legality of a procurement on behalf of the contracting authority or the winning bidder. The lawyers are well-versed in competition law and public procurement questions across all sectors.

Chambers Review

Provided by Chambers

Competition/European Law - Finland

Band 2

Band 2


What the Team is Known For

Dittmar & Indrenius is well regarded for its ability to advise clients on the competition law aspects of corporate transactions, including phase II merger control investigations and FDI filings. In addition, the law firm offers experience representing clients in behavioural investigations and assists potential monopolies with competition law compliance. It is a popular choice with clients from the pharmaceutical sector. Team members provide further expertise in contentious and non-contentious public procurement mandates.

Work Highlights

Provided by Chambers

  • Dittmar & Indrenius assisted Fennia Group with the merger control aspects of its proposed acquisition of Sb Life Insurance.

Strengths

Provided by Chambers

  • The law firm's expertise is characterised by an exceptionally broad perspective, clarity and speed in execution.

    Competition/European Law respondentEurope
  • The law firm stands out for its very fast and accurate document processing, as well as its efficiency in negotiations.

    Competition/European Law respondentEurope
  • Dittmar & Indrenius' entire office has immense expertise and a desire to understand the client's industry.

    Competition/European Law respondentEurope
  • I really enjoy working with Dittmar & Indrenius. The lawyers have always been able to provide excellent legal guidance and we have always been able to find pragmatic solutions to challenging issues.

    Competition/European Law respondentEurope
  • The team always has a thorough and no-nonsense approach to all cases.

    Competition/European Law respondentEurope

Notable Practitioners

Provided by Chambers

  • Band 1Ilkka Leppihalme
    Band 1Ilkka Leppihalme

    Ilkka Leppihalme

    Ilkka Leppihalme is highly regarded for his experience assisting with high value merger control filings, including those requiring phase II investigations. He also has notable expertise in investigations into allegations of anti-competitive behaviour, such as possible cartel involvement. He has further experience in competition law compliance mandates, including acting for potentially dominant companies.

    • Ilkka Leppihalme is an excellent leader for the process and the team.

      Competition/European Law respondentEurope
    • He is an outstanding competition lawyer: he is very technically skilled and a good communicator.

      Competition/European Law respondentEurope
    • Ilkka Leppihalme is really my go-to man in Finland.

      Competition/European Law respondentEurope
  • SpotlightAarne Puisto
    SpotlightAarne Puisto

    Aarne Puisto

    Aarne Puisto enters the rankings this year on the back of his work advising both bidders and procuring entities on contentious and non-contentious matters related to public procurement, such as tender submissions and appeal procedures. He has experience advising clients in a range of sectors, including healthcare, pharmaceuticals, and defence, as well as religious organisations.

    • Aarne Puisto is exceptionally talented, with a spot-on attitude.

      Competition/European Law respondentEurope
    • He demonstrates a high level of expertise, strong service orientation, an approachable manner and an exceptional ability to quickly understand the specific requirements of the client's industry.

      Competition/European Law respondentEurope
    • Aarne Puisto always finds a solution, understands our business logic as if he were employed by us, and provides thoughtful, analytical advice. I consider working with him as a competitive advantage.

      Competition/European Law respondentEurope

Ranked Individuals at Dittmar & Indrenius (2)

Finland

Members

Provided by Dittmar & Indrenius

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