People

Stefan Stellato

Managing Associate

Stefan advises clients in a broad range of tax matters. His practice is mainly focused on private clients, family investment companies, generation shifts, incentives and insurance products – often with an international angle. He is also involved in transactional work and taxation of cryptoassets.

In addition to his legal degree, he holds a Master of Science (Economics and Business Administration) degree from Hanken School of Economics. 


References

Parties

Accel-KKR, Aico Group, Juuri Partners

Transaction

Accel-KKR’s majority equity investment in Aico Group

Deal Value

Value not public

Role

Counsel to Accel-KKR, a global technology-focused investment firm

Heidi Haanpää

Heidi Haanpää

Partner
heidi.haanpaa@hannessnellman.com
Tero Pikkarainen

Tero Pikkarainen

Senior Associate
tero.pikkarainen@hannessnellman.com
Joonas Vartia

Joonas Vartia

Associate
joonas.vartia@hannessnellman.com
Wilma Montonen

Wilma Montonen

Associate
wilma.montonen@hannessnellman.com
Heikki Vesikansa

Heikki Vesikansa

Partner
heikki.vesikansa@hannessnellman.com
Stefan Stellato

Stefan Stellato

Managing Associate
stefan.stellato@hannessnellman.com
Marika Sorsa

Marika Sorsa

Counsel
marika.sorsa@hannessnellman.com
Sofia Ropo

Sofia Ropo

Senior Associate
sofia.ropo@hannessnellman.com
Anna Nyberg

Anna Nyberg

Senior Associate
anna.nyberg@hannessnellman.com
Johanna Haltia-Tapio

Johanna Haltia-Tapio

Specialist Partner
johanna.haltia-tapio@hannessnellman.com
Oona Eerola

Oona Eerola

Associate
oona.eerola@hannessnellman.com
Hilma Mäkitalo-Saarinen

Hilma Mäkitalo-Saarinen

Associate
hilma.makitalo-saarinen@hannessnellman.com
Vivi Jaatinen

Vivi Jaatinen

Legal Assistant
vivi.jaatinen@hannessnellman.com
Rebecca Osola

Rebecca Osola

Senior Legal Assistant
rebecca.osola@hannessnellman.com
Anni Ollus

Anni Ollus

Senior Legal Assistant
anni.ollus@hannessnellman.com

Counsel in a Supreme Administrative Court Yearbook case on taxation of dividend paid on merger consideration shares.

Heikki Vesikansa

Heikki Vesikansa

Partner
heikki.vesikansa@hannessnellman.com
Viivi Vikberg

Viivi Vikberg

Associate
viivi.vikberg@hannessnellman.com
Stefan Stellato

Stefan Stellato

Managing Associate
stefan.stellato@hannessnellman.com

Parties

A consortium consisting of Security Trading, Fennogens Investments, Corbis, and Bain Capital (buyer), Caverion Oyj (Target)

Transaction 

Counsel to the offeror consortium consisting of Security Trading, Fennogens Investments, Corbis, and Bain Capital in the recommended public cash tender offer for all shares in Caverion Oyj.

Deal value 

EUR 955 million

Role 

Counsel to the offeror consortium consisting of Security Trading, Fennogens Investments, Corbis, and Bain Capital

Mikko Heinonen

Mikko Heinonen

Partner
mikko.heinonen@hannessnellman.com
Klaus Ilmonen

Klaus Ilmonen

Partner, Doctor of Laws
klaus.ilmonen@hannessnellman.com
Anniina Järvinen

Anniina Järvinen

Partner
anniina.jarvinen@hannessnellman.com
Aki Salmela

Aki Salmela

Senior Associate
aki.salmela@hannessnellman.com
Tuire Kuronen

Tuire Kuronen

Partner
tuire.kuronen@hannessnellman.com
Riikka Kuha

Riikka Kuha

Counsel
riikka.kuha@hannessnellman.com
Heikki Vesikansa

Heikki Vesikansa

Partner
heikki.vesikansa@hannessnellman.com
Harri Vehviläinen

Harri Vehviläinen

Specialist Partner
harri.vehvilainen@hannessnellman.com
Ilmari Mäkimattila

Ilmari Mäkimattila

Associate
ilmari.makimattila@hannessnellman.com
Stefan Stellato

Stefan Stellato

Managing Associate
stefan.stellato@hannessnellman.com
Helena Lamminen

Helena Lamminen

Senior Associate
helena.lamminen@hannessnellman.com

Parties:

Duunitori Oy and its owners (seller), Intera Partners (buyer)

Transaction:

Counsel to Duunitori Oy and its owners in the sale of majority of Duunitori’s share capital to Intera Partners

Deal Value:

Value not public

Role:

Counsel to Duunitori Oy

Axel Hård af Segerstad

Axel Hård af Segerstad

Associate
axel.hard@hannessnellman.com
Heikki Vesikansa

Heikki Vesikansa

Partner
heikki.vesikansa@hannessnellman.com
Ilmari Mäkimattila

Ilmari Mäkimattila

Associate
ilmari.makimattila@hannessnellman.com
Mikko Huimala

Mikko Huimala

Partner
mikko.huimala@hannessnellman.com
Stefan Stellato

Stefan Stellato

Managing Associate
stefan.stellato@hannessnellman.com

Parties:

Esperi Care (target), Danske Bank, SEB, and Ilmarinen (majority owners), Triton (buyer)

Transaction:

Counsel to Esperi Care and its majority owners Danske Bank, SEB, and Ilmarinen in the acquisition of the majority of Esperi Care’s shares by Triton Smaller Mid Cap Fund II advised by Triton.

Deal Value:

Value not public.

Role:

Counsel to Esperi Care and its majority owners

Antti Nyberg

Antti Nyberg

Partner
antti.nyberg@hannessnellman.com
Matias Moberg

Matias Moberg

Managing Associate
matias.moberg@hannessnellman.com
Emmi Kantola

Emmi Kantola

Senior Associate
emmi.kantola@hannessnellman.com
Heikki Vesikansa

Heikki Vesikansa

Partner
heikki.vesikansa@hannessnellman.com
Stefan Stellato

Stefan Stellato

Managing Associate
stefan.stellato@hannessnellman.com
Jenni Heurlin

Jenni Heurlin

Managing Associate
jenni.heurlin@hannessnellman.com

Counsel to Finnish Customs in the public procurement of bitcoin brokerage services. The assignment is related to the Finnish Government’s decision to sell the Bitcoins and other cryptocurrencies seized by Finnish Customs and allocate a significant share of the additional revenue to support Ukraine in the current war.

Outi Jousi

Outi Jousi

Counsel
outi.jousi@hannessnellman.com
Jesper Nevalainen

Jesper Nevalainen

Partner
jesper.nevalainen@hannessnellman.com
Anna Mäkinen

Anna Mäkinen

Associate
anna.makinen@hannessnellman.com
Eeva Tiainen

Eeva Tiainen

Senior Associate
eeva.tiainen@hannessnellman.com
Jari Tukiainen

Jari Tukiainen

Specialist Partner
jari.tukiainen@hannessnellman.com
Antti Kuha

Antti Kuha

Partner
antti.kuha@hannessnellman.com
Stefan Stellato

Stefan Stellato

Managing Associate
stefan.stellato@hannessnellman.com

Parties

Viking Line Abp

Transaction

Counsel to Viking Line Abp on its EUR 51.8 million issue of new shares with pre-emptive rights for existing shareholders.

Deal Value

EUR 51.8 million

Role

Counsel to Viking Line Abp

Sonja Siggberg

Sonja Siggberg

Partner
sonja.siggberg@hannessnellman.com
Klaus Ilmonen

Klaus Ilmonen

Partner, Doctor of Laws
klaus.ilmonen@hannessnellman.com
Markus Bremer

Markus Bremer

Partner
markus.bremer@hannessnellman.com
Hanna Lindberg

Hanna Lindberg

Associate
hanna.lindberg@hannessnellman.com
Stefan Stellato

Stefan Stellato

Managing Associate
stefan.stellato@hannessnellman.com

Counsel to a Finnish private equity fund in a Supreme Administrative Court Yearbook case confirming the correct application of equity ratio exemption in interest deduction limitations.

Stefan Stellato

Stefan Stellato

Managing Associate
stefan.stellato@hannessnellman.com
Heikki Vesikansa

Heikki Vesikansa

Partner
heikki.vesikansa@hannessnellman.com

Parties 

Virala Acquisition Company Plc, Purmo Group Ltd

Transaction 

Virala Acquisition Company Plc's merger with Purmo Group Ltd.

Deal Value 

EUR 685 million

Role

Counsel to Virala Acquisition Company Plc

Sonja Siggberg

Sonja Siggberg

Partner
sonja.siggberg@hannessnellman.com
Anniina Järvinen

Anniina Järvinen

Partner
anniina.jarvinen@hannessnellman.com
Linnea Lehtonen

Linnea Lehtonen

Senior Associate
linnea.lehtonen@hannessnellman.com
Tommi Kovero

Tommi Kovero

Senior Associate
tommi.kovero@hannessnellman.com
Tero Pikkarainen

Tero Pikkarainen

Senior Associate
tero.pikkarainen@hannessnellman.com
Heikki Vesikansa

Heikki Vesikansa

Partner
heikki.vesikansa@hannessnellman.com
Stefan Stellato

Stefan Stellato

Managing Associate
stefan.stellato@hannessnellman.com
Isabella Kartila

Isabella Kartila

Senior Associate
isabella.kartila@hannessnellman.com
Antti Nyberg

Antti Nyberg

Partner
antti.nyberg@hannessnellman.com
Pauliina Sutinen

Pauliina Sutinen

Senior Associate
pauliina.sutinen@hannessnellman.com
Axel Hård af Segerstad

Axel Hård af Segerstad

Associate
axel.hard@hannessnellman.com
Wilhelm Sanmark

Wilhelm Sanmark

Associate
wilhelm.sanmark@hannessnellman.com
Mikko Huimala

Mikko Huimala

Partner
mikko.huimala@hannessnellman.com
Jenni Heurlin

Jenni Heurlin

Managing Associate
jenni.heurlin@hannessnellman.com

Parties

Virala Acquisition Company Plc

Transaction

Hannes Snellman acted as legal counsel to Virala Acquisition Company Plc on its IPO and the listing of its Class C shares on the SPAC segment of the regulated market of Nasdaq Helsinki

Deal Value

EUR 107.5 million

Role

Counsel to Virala Acquisition Company Plc

Sonja Siggberg

Sonja Siggberg

Partner
sonja.siggberg@hannessnellman.com
Anniina Järvinen

Anniina Järvinen

Partner
anniina.jarvinen@hannessnellman.com
Sofi Lehtinen

Sofi Lehtinen

Associate
sofi.lehtinen@hannessnellman.com
Linnea Lehtonen

Linnea Lehtonen

Senior Associate
linnea.lehtonen@hannessnellman.com
Tommi Kovero

Tommi Kovero

Senior Associate
tommi.kovero@hannessnellman.com
Annemari Rosi

Annemari Rosi

Senior Associate
annemari.rosi@hannessnellman.com
Aki Salmela

Aki Salmela

Senior Associate
aki.salmela@hannessnellman.com
Heikki Vesikansa

Heikki Vesikansa

Partner
heikki.vesikansa@hannessnellman.com
Stefan Stellato

Stefan Stellato

Managing Associate
stefan.stellato@hannessnellman.com
Isabella Kartila

Isabella Kartila

Senior Associate
isabella.kartila@hannessnellman.com
Piia Ahonen

Piia Ahonen

Specialist Partner
piia.ahonen@hannessnellman.com
Marika Sorsa

Marika Sorsa

Counsel
marika.sorsa@hannessnellman.com
Antti Nyberg

Antti Nyberg

Partner
antti.nyberg@hannessnellman.com
Johanna Haltia-Tapio

Johanna Haltia-Tapio

Specialist Partner
johanna.haltia-tapio@hannessnellman.com

Counsel to a tax payer in Supreme Administrative Court Yearbook case confirming US GAAP as acceptable basis for transfer pricing.

 

Jenni Parviainen

Jenni Parviainen

Managing Associate
jenni.parviainen@hannessnellman.com
Heikki Vesikansa

Heikki Vesikansa

Partner
heikki.vesikansa@hannessnellman.com
Stefan Stellato

Stefan Stellato

Managing Associate
stefan.stellato@hannessnellman.com

Parties

Ahlstrom-Munksjö Oyj (target), a consortium consisting of Ahlström Capital, Bain Capital Private Equity, Viknum and Belgrano Inversiones (buyer)

Transaction

Recommended public cash tender offer for all shares in Ahlstrom-Munksjö Oyj by Spa Holdings 3 Oy

Deal value

Approximately EUR 2.1 billion

Role

Counsel to the consortium

Sonja Siggberg

Sonja Siggberg

Partner
sonja.siggberg@hannessnellman.com
Antti Kuha

Antti Kuha

Partner
antti.kuha@hannessnellman.com
Annemari Rosi

Annemari Rosi

Senior Associate
annemari.rosi@hannessnellman.com
Robert Gordin

Robert Gordin

Senior Associate
robert.gordin@hannessnellman.com
Heikki Vesikansa

Heikki Vesikansa

Partner
heikki.vesikansa@hannessnellman.com
Stefan Stellato

Stefan Stellato

Managing Associate
stefan.stellato@hannessnellman.com
Harri Vehviläinen

Harri Vehviläinen

Specialist Partner
harri.vehvilainen@hannessnellman.com
Helena Lamminen

Helena Lamminen

Senior Associate
helena.lamminen@hannessnellman.com
Antti Nyberg

Antti Nyberg

Partner
antti.nyberg@hannessnellman.com

Parties

Optomed Plc

Transaction

Optomed’s IPO and listing on the Nasdaq Helsinki stock exchange

Deal Value

The offering by the company and its shareholders amounted to approximately EUR 44 million

Role

Counsel to Optomed Plc 

Klaus Ilmonen

Klaus Ilmonen

Partner, Doctor of Laws
klaus.ilmonen@hannessnellman.com
Heidi Haanpää

Heidi Haanpää

Partner
heidi.haanpaa@hannessnellman.com
Anniina Järvinen

Anniina Järvinen

Partner
anniina.jarvinen@hannessnellman.com
Antti Kuha

Antti Kuha

Partner
antti.kuha@hannessnellman.com
Heikki Vesikansa

Heikki Vesikansa

Partner
heikki.vesikansa@hannessnellman.com
Jenni Parviainen

Jenni Parviainen

Managing Associate
jenni.parviainen@hannessnellman.com
Linnea Lehtonen

Linnea Lehtonen

Senior Associate
linnea.lehtonen@hannessnellman.com
Pauliina Sutinen

Pauliina Sutinen

Senior Associate
pauliina.sutinen@hannessnellman.com
Stefan Stellato

Stefan Stellato

Managing Associate
stefan.stellato@hannessnellman.com

Counsel in Supreme Administrative Court case confirming equal treatment of a Swedish real estate investor in Finnish taxation

Heikki Vesikansa

Heikki Vesikansa

Partner
heikki.vesikansa@hannessnellman.com
Harri Vehviläinen

Harri Vehviläinen

Specialist Partner
harri.vehvilainen@hannessnellman.com
Stefan Stellato

Stefan Stellato

Managing Associate
stefan.stellato@hannessnellman.com

Parties

Outotec Oyj, Metso Corporation

Transaction

The combination of Outotec and Metso Minerals through a demerger

Deal Value

EUR 3.9 billion (illustrative combined sales)

Role

Counsel to Outotec Oyj

Mikko Heinonen

Mikko Heinonen

Partner
mikko.heinonen@hannessnellman.com
Klaus Ilmonen

Klaus Ilmonen

Partner, Doctor of Laws
klaus.ilmonen@hannessnellman.com
Markus Bremer

Markus Bremer

Partner
markus.bremer@hannessnellman.com
Anna-Maria Tamminen

Anna-Maria Tamminen

Partner
anna-maria.tamminen@hannessnellman.com
Heikki Vesikansa

Heikki Vesikansa

Partner
heikki.vesikansa@hannessnellman.com
Johanna Haltia-Tapio

Johanna Haltia-Tapio

Specialist Partner
johanna.haltia-tapio@hannessnellman.com
Elina Toivakainen

Elina Toivakainen

Counsel
elina.toivakainen@hannessnellman.com
Jenni Parviainen

Jenni Parviainen

Managing Associate
jenni.parviainen@hannessnellman.com
Annemari Rosi

Annemari Rosi

Senior Associate
annemari.rosi@hannessnellman.com
Emmi Kantola

Emmi Kantola

Senior Associate
emmi.kantola@hannessnellman.com
Stefan Stellato

Stefan Stellato

Managing Associate
stefan.stellato@hannessnellman.com
Maria Landtman

Maria Landtman

Partner
maria.landtman@hannessnellman.com
Harri Vehviläinen

Harri Vehviläinen

Specialist Partner
harri.vehvilainen@hannessnellman.com

Parties

Tieto Corporation, EVRY ASA

Transaction

The combination of Tieto and EVRY through a cross-border merger

Deal Value

Value not public

Role

Counsel to EVRY ASA

Klaus Ilmonen

Klaus Ilmonen

Partner, Doctor of Laws
klaus.ilmonen@hannessnellman.com
Riikka Kuha

Riikka Kuha

Counsel
riikka.kuha@hannessnellman.com
Stefan Stellato

Stefan Stellato

Managing Associate
stefan.stellato@hannessnellman.com

Counsel to CEMEX in its sale of assets in the Baltics and Nordics to the German building materials group SCHWENK, 2019

Johanna Haltia-Tapio

Johanna Haltia-Tapio

Specialist Partner
johanna.haltia-tapio@hannessnellman.com
Stefan Stellato

Stefan Stellato

Managing Associate
stefan.stellato@hannessnellman.com

Parties

Cramo Plc, Adapteo Plc

Transaction

Cramo’s partial demerger and listing of Adapteo on Nasdaq Stockholm

Deal Value

SEK 5.5 billion

Role

Counsel to Cramo Plc and Adapteo Plc

Sonja Siggberg

Sonja Siggberg

Partner
sonja.siggberg@hannessnellman.com
Antti Kuha

Antti Kuha

Partner
antti.kuha@hannessnellman.com
Elina Toivakainen

Elina Toivakainen

Counsel
elina.toivakainen@hannessnellman.com
Linnea Lehtonen

Linnea Lehtonen

Senior Associate
linnea.lehtonen@hannessnellman.com
Markus Bremer

Markus Bremer

Partner
markus.bremer@hannessnellman.com
Stefan Stellato

Stefan Stellato

Managing Associate
stefan.stellato@hannessnellman.com

Parties

Precast Holding Oy (Buyer), Elematic HoldCo Oy (Seller), Elematic Oyj (Target), Nordic Trustee (as bonds trustee appointed by Elematic’s

Transaction

Restructuring of ownership and financing structure of Elematic Oyj

Deal Value

Value not public

Role

Counsel to Nordic Trustee

Heidi Haanpää

Heidi Haanpää

Partner
heidi.haanpaa@hannessnellman.com
Henrik Mattson

Henrik Mattson

Senior Adviser
henrik.mattson@hannessnellman.com
Heikki Vesikansa

Heikki Vesikansa

Partner
heikki.vesikansa@hannessnellman.com
Stefan Stellato

Stefan Stellato

Managing Associate
stefan.stellato@hannessnellman.com

Parties

Qingdao Sifang SRI Intellectual Technology Co. Ltd. (Buyer), Beneq Oy and its shareholders (Sellers), Beneq Oy (Target)

Transaction

The sale of Beneq Oy to Qingdao Sifang SRI Intellectual Technology Co. Ltd.

Deal Value

Value not public

Role

Counsel to Beneq Oy and its shareholders

Heidi Haanpää

Heidi Haanpää

Partner
heidi.haanpaa@hannessnellman.com
Heikki Vesikansa

Heikki Vesikansa

Partner
heikki.vesikansa@hannessnellman.com
Ella Mäkijärvi

Ella Mäkijärvi

Senior Associate
ella.makijarvi@hannessnellman.com
Agda Vähä-Piikkiö

Agda Vähä-Piikkiö

Senior Associate
agda.vaha-piikkio@hannessnellman.com
Stefan Stellato

Stefan Stellato

Managing Associate
stefan.stellato@hannessnellman.com

Counsel to a client receiving confirmation from the Supreme Administrative Court that despite domestic tax law provisions the treaty dividend participation exemption prevents Finland from taxing a capital repayment from paid-in capital by a US subsidiary.

Heikki Vesikansa

Heikki Vesikansa

Partner
heikki.vesikansa@hannessnellman.com
Harri Vehviläinen

Harri Vehviläinen

Specialist Partner
harri.vehvilainen@hannessnellman.com
Stefan Stellato

Stefan Stellato

Managing Associate
stefan.stellato@hannessnellman.com

Parties

Lemminkäinen Corporation and YIT Corporation

Transaction

The combination of Lemminkäinen Corporation and YIT Corporation through a statutory merger

Deal Value

EUR 771 million

Role

Counsel to Lemminkäinen

Sonja Siggberg

Sonja Siggberg

Partner
sonja.siggberg@hannessnellman.com
Mikko Heinonen

Mikko Heinonen

Partner
mikko.heinonen@hannessnellman.com
Markus Bremer

Markus Bremer

Partner
markus.bremer@hannessnellman.com
Heikki Vesikansa

Heikki Vesikansa

Partner
heikki.vesikansa@hannessnellman.com
Johanna Haltia-Tapio

Johanna Haltia-Tapio

Specialist Partner
johanna.haltia-tapio@hannessnellman.com
Elina Toivakainen

Elina Toivakainen

Counsel
elina.toivakainen@hannessnellman.com
Laura Tavakka

Laura Tavakka

Talent Development Coordinator
laura.tavakka@hannessnellman.com
Heikki Majamaa

Heikki Majamaa

Specialist Partner
heikki.majamaa@hannessnellman.com
Harri Vehviläinen

Harri Vehviläinen

Specialist Partner
harri.vehvilainen@hannessnellman.com
Jenni Heurlin

Jenni Heurlin

Managing Associate
jenni.heurlin@hannessnellman.com
Stefan Stellato

Stefan Stellato

Managing Associate
stefan.stellato@hannessnellman.com

Parties

Ahlstrom Oyj, Munksjö Oyj

Transaction

The combination of Ahlstrom and Munksjö through a merger

Deal Value

Approx. EUR 1,2 billion

Role

Lead counsel to Ahlstrom

Sonja Siggberg

Sonja Siggberg

Partner
sonja.siggberg@hannessnellman.com
Antti Kuha

Antti Kuha

Partner
antti.kuha@hannessnellman.com
Heikki Vesikansa

Heikki Vesikansa

Partner
heikki.vesikansa@hannessnellman.com
Johanna Haltia-Tapio

Johanna Haltia-Tapio

Specialist Partner
johanna.haltia-tapio@hannessnellman.com
Annemari Rosi

Annemari Rosi

Senior Associate
annemari.rosi@hannessnellman.com
Stefan Stellato

Stefan Stellato

Managing Associate
stefan.stellato@hannessnellman.com

Rankings

  • "Stefan Stellato has deep knowledge of international tax matters and provides very logical and clear advice.", Tax, Legal 500, 2024
  • "Stefan Stellato is also one to watch.", Tax, Legal 500, 2023
  • Financial Times Innovative Lawyers Awards 2023: Highly Commended. “The firm helped Finnish customs authorities to conduct a public auction of bitcoin, then worth about €70mn, seized from illegal drug dealers. Funds of about $47mn raised by sale in 2022 were donated to the Ukrainian government.”

Memberships and Positions of Trust

  • Board member (deputy) of the Law Society of Finland (Juridiska Föreningen i Finland r.f.), 2023-
  • Member of International Fiscal Association (IFA)
  • Member of the Finnish Bar Association
  • National reporter for Finland of the International Bar Association (IBA), 2020-2022
  • Treasurer of the Law Society of Finland (Juridiska Föreningen i Finland r.f.), 2019-2022

Publications


Education and Professional Background

  • Managing Associate, Hannes Snellman, 2022
  • Senior Associate, Hannes Snellman, 2021
  • Master of Science (Economics and Business Administration), Hanken School of Economics, 2017
  • Associate Lawyer, Hannes Snellman, 2016
  • Master of Laws, University of Helsinki, 2016
  • Associate Trainee, Hannes Snellman, 2016
  • Maurice A. Deane School of Law at Hofstra University, New York, 2015
  • Trainee, Reims & Co, 2014-2015

Read More About Stefan


Blog Posts by Stefan Stellato