People

Annika Grönholm

Associate | Helsinki

Annika advises domestic and international clients in a wide range of competition law matters, in particular antitrust, merger control, and compliance issues. She joined Hannes Snellman as a trainee in 2022 and was appointed as an associate upon her graduation in 2023.

Prior to her graduation, Annika had gained experience at another business law firm and in the public sector. She also spent a semester studying EU law at Jean Moulin University in France.


References

Parties:

Uponor Corporation (target), Georg Fischer Ltd (buyer)

Transaction: 

Counsel to Uponor Corporation in the recommended public cash tender offer by Georg Fischer Ltd to purchase all of the issued and outstanding shares of Uponor Corporation. 

Value:

EUR 2.1 billion

Role:

Counsel to Uponor Corporation

Mikko Heinonen

Mikko Heinonen

Partner | Helsinki
mikko.heinonen@hannessnellman.com
Klaus Ilmonen

Klaus Ilmonen

Partner, Doctor of Laws | Helsinki
klaus.ilmonen@hannessnellman.com
Sonja Siggberg

Sonja Siggberg

Partner | Helsinki
sonja.siggberg@hannessnellman.com
Aki Salmela

Aki Salmela

Associate | Helsinki
aki.salmela@hannessnellman.com
Jon Termonen

Jon Termonen

Managing Associate | Helsinki
jon.termonen@hannessnellman.com
Viola Karjalainen

Viola Karjalainen

Associate | Helsinki
viola.karjalainen@hannessnellman.com
Roope Sevón

Roope Sevón

Associate | Helsinki
roope.sevon@hannessnellman.com
Wilma Montonen

Wilma Montonen

Associate | Helsinki
wilma.montonen@hannessnellman.com
Mikko Huimala

Mikko Huimala

Partner | Helsinki
mikko.huimala@hannessnellman.com
Päivi Tammilehto

Päivi Tammilehto

Counsel | Helsinki
paivi.tammilehto@hannessnellman.com
Helena Lamminen

Helena Lamminen

Senior Associate | Helsinki
helena.lamminen@hannessnellman.com
Essi Ellman

Essi Ellman

Associate | Helsinki
essi.ellman@hannessnellman.com
Sofia Saarelainen

Sofia Saarelainen

Associate | Helsinki
sofia.saarelainen@hannessnellman.com
 Annika  Grönholm

Annika Grönholm

Associate | Helsinki
annika.gronholm@hannessnellman.com
Heikki Vesikansa

Heikki Vesikansa

Partner | Helsinki
heikki.vesikansa@hannessnellman.com
Jenni Parviainen

Jenni Parviainen

Managing Associate | Helsinki
jenni.parviainen@hannessnellman.com
Isabella Kartila

Isabella Kartila

Associate | Helsinki
isabella.kartila@hannessnellman.com
Tuomas Toivonen

Tuomas Toivonen

Counsel | Helsinki
tuomas.toivonen@hannessnellman.com
Melisa Göllü

Melisa Göllü

Legal Assistant | Helsinki
melisa.gollu@hannessnellman.com
Janika Vallila

Janika Vallila

Executive Assistant | Helsinki
janika.vallila@hannessnellman.com
Monika Parkkinen

Monika Parkkinen

Legal Assistant | Helsinki
monika.parkkinen@hannessnellman.com
Anni Nohteri

Anni Nohteri

Legal Assistant | Helsinki
anni.nohteri@hannessnellman.com

Parties:

Sega Europe Limited and SEGA Corporation (Buyers) Rovio Entertainment Corporation (Target)

Transaction:

Counsel to Sega Europe Limited and SEGA Corporation in the recommended public cash tender offer for all shares and options in Rovio Entertainment Corporation.

Deal value: 

Approximately EUR 706 million

Role:

Counsel to Sega Europe Limited and SEGA Corporation

Johan Aalto

Johan Aalto

Partner | Helsinki
johan.aalto@hannessnellman.com
Sonja Siggberg

Sonja Siggberg

Partner | Helsinki
sonja.siggberg@hannessnellman.com
Jon Termonen

Jon Termonen

Managing Associate | Helsinki
jon.termonen@hannessnellman.com
Marcus Lehtinen

Marcus Lehtinen

Senior Associate | Helsinki
marcus.lehtinen@hannessnellman.com
Sofi Lehtinen

Sofi Lehtinen

Associate | Helsinki
sofi.lehtinen@hannessnellman.com
Claes Backström

Claes Backström

Associate | Helsinki
claes.backstrom@hannessnellman.com
Samuel Åkerlund

Samuel Åkerlund

Associate | Helsinki
samuel.akerlund@hannessnellman.com
Satu Kokko

Satu Kokko

Associate | Helsinki
satu.kokko@hannessnellman.com
Oliver Vesterlund

Oliver Vesterlund

Associate | Helsinki
oliver.vesterlund@hannessnellman.com
Viola Karjalainen

Viola Karjalainen

Associate | Helsinki
viola.karjalainen@hannessnellman.com
Heidi Haanpää

Heidi Haanpää

Partner | Helsinki
heidi.haanpaa@hannessnellman.com
Mikko Huimala

Mikko Huimala

Partner | Helsinki
mikko.huimala@hannessnellman.com
 Annika  Grönholm

Annika Grönholm

Associate | Helsinki
annika.gronholm@hannessnellman.com
Panu Siitonen

Panu Siitonen

Partner | Helsinki
panu.siitonen@hannessnellman.com
Hilma Mäkitalo-Saarinen

Hilma Mäkitalo-Saarinen

Associate | Helsinki
hilma.makitalo-saarinen@hannessnellman.com
Wilhelm Sanmark

Wilhelm Sanmark

Associate | Helsinki
wilhelm.sanmark@hannessnellman.com
Ingrid Remmelgas

Ingrid Remmelgas

Senior Associate | Helsinki
ingrid.remmelgas@hannessnellman.com
Karoliina Kaartinen

Karoliina Kaartinen

Legal Assistant | Helsinki
karoliina.kaartinen@hannessnellman.com
Monika Parkkinen

Monika Parkkinen

Legal Assistant | Helsinki
monika.parkkinen@hannessnellman.com
Hanna-Mari Mudi

Hanna-Mari Mudi

Legal Assistant | Helsinki
hanna-mari.mudi@hannessnellman.com

Education and Professional Background

  • Associate, Hannes Snellman, 2023–
  • Master of Laws, University of Helsinki, 2023
  • Legal Trainee, Finnish Competition and Consumer Authority, 2022
  • Thesis Trainee, Hannes Snellman, 2022
  • Associate Trainee, Hannes Snellman, 2022
  • Senior Trainee, Procopé & Hornborg, 2021–2022
  • Legal Trainee, Ministry of Justice, 2021
  • Université Jean Moulin Lyon 3, France, 2021