
Dittmar & Indrenius has a comprehensive EU and competition offering, allowing the team to advise on competition infringement, antitrust damages claims, abuse of dominance cases, and merger control. The practice assists clients at all stages of competition law investigations, and is noted for its strength in public procurement matters. Practice head Ilkka Leppihalme is well equipped to handle all aspects of EU and Finnish competition law. Toni Kalliokoski‘s primary focus is competition, regulatory, and commercial litigation, acting for clients in regulated industries such as electricity, banking, and pharmaceuticals. Jussi Koivusalo covers the full array of domestic and EU competition law matters, while Aarne Puisto advises clients in the defence and security, energy, healthcare, media, and transport industries on contentious and non-contentious competition matters.
Legal 500 Editorial commentary
Accolades
Client satisfaction: Sector knowledge
Testimonials
Collated independently by Legal 500 research team.
- ‘Ilkka Leppihalme and Toni Kalliokoski have demonstrated great experience and professional knowledge of competition laws.'
- ‘Ilkka Leppihalme is very experienced and is a long-standing expert, in particular, in private enforcement and a great communicator. We see as Ilkka amongst the best in his field.'
- ‘The key strength of D&I is the proactivity and business mindset of the team. Everyone that I've worked with at D&I understands clients' issues and the specific business risks and value-drivers.'
- ‘Aarne Puisto has been an invaluable asset and a competitive advantage to us, because he has such a deep understanding of our market and business. He consistently brings fresh perspectives to complex issues, and communicates with clarity and precision.'
- ‘Superb service and great knowledge.’
- ‘Dittmar & Indrenius has an outstanding practice in the EU competition law area. All of our contacts with team members were outstanding.’
Key clients
- Ahlsell
- Svenska Handelsbanken
- Rexel
- OP Financial Group
- CapMan
- Caruna
- MEAG
- Viaplay Group
- Tallink Grupp
- Polhem Infra
- MB Funds
- Mandatum
Work highlights
Representing Ahlsell in competition infringement proceedings, where the FCCA had proposed, after a very long investigation, that the Market Court should impose fines totalling EUR 44 million on the companies involved.
Advised Svenska Handelsbanken on all competition law aspects relating to the sale of most of its Finnish operations, a major bundle of transactions in the Finnish banking sector that led to no less than three separate merger control notifications to the Finnish Competition and Consumer Authority, all of which were cleared.
Advising Rexel Group on the divestiture of its Finnish subsidiary Rexel Finland Oy to Ahlsell Sverige AB.
Lawyers
Hall of Fame
The lawyers at the very top of the profession, widely known and respected by peers and clients for their longstanding involvement in market-leading work.

Next Generation Partners
Junior partners with significant recognition from clients and peers in the market and key roles on multiple matters.
Leading associates
Leading associates with regular involvement in their team's key work, and recognition from peers or clients as being ones to watch.
Practice head
Ilkka Leppihalme
Other key lawyers
Toni Kalliokoski; Jussi Koivusalo; Aarne Puisto


