Firm Profile > Hannes Snellman > Helsinki, Finland

Hannes Snellman
PO BOX 333
00130/00131 HELSINKI

Banking and finance Tier 1

The full-service team at Hannes Snellman handles matters including secured and unsecured bank lending mandates, acquisition financings, structured financing issues, securitisations and derivatives work. The department also handles credit work, which is an area of expertise for Henrik Mattson, who is also recommended for regulatory issues. The practice is distinguished by its strong track record in real estate and project finance work, particularly in the renewables sector, and its insolvency and restructuring practice. With an office in Stockholm, the team is also well-placed to advise on transactions taking place across the Nordics. Group head Markus Bremer has extensive experience in voluntary debt restructurings and enforcement procedures - areas where Antti Alanko is also noted.

Practice head(s):

Markus Bremer

Other key lawyers:

Henrik Mattson; Antti Alanko


‘They are pragmatic and business-oriented and make the transactional work very easy for the client.’

‘Markus Bremer has a commercial approach, he is pragmatic and understands the client’s needs.’

‘Very pragmatic and solution oriented team. Antti Alanko has been able to support us with solid legal advice that is combined with good understanding of the situation, deal dynamics and common sense. The team has always been able to provide timely advice and delivery of required documentation and comments. I feel that especially the combination of strong legal expertise & experience combined with common sense & pragmatic approach sets them apart from an average team.’

Key clients

Nordea Bank Abp

OP Corporate Bank plc

Nykredit Realkredit A/S

Aareal Bank AG

YIT Corporation

Rapala VMC Corporation

Skandinaviska Enskilda Banken

Danske Bank

Sampo plc

DekaBank Deutsche Girozentrale

CLS Bank International

Commercial, corporate and M&A Tier 1

Sten Olsson heads up the practice at Hannes Snellman, which handles a range of high-value and cross-border transactions including public takeovers, which is a key area of expertise for Johan Aalto. Mikko Heinonen has extensive experience advising on corporate governance issues and mandates in the technology sector, while senior associate Annika Schaumann has noteworthy expertise in venture capital transactions.

Practice head(s):

Sten Olsson

Other key lawyers:

Johan Aalto; Mikko Heinonen; Annika Schaumann


‘The team is very competent, available and practical with their advice.’

‘Sten Olsson reads the situation very well and is a strong negotiator.’

‘Annika Schaumann is a very analytic M&A lawyer. She has a really strong VC background which makes her a unique talent in this field.’

‘In my view HS has simply the best M&A lawyers in Finland. Their business acumen is excellent and they read situations well and have very good negotiation skills.’

Key clients

Blueprint Genetics Oy

eCraft Oy Ab

Outotec Oyj

Cramo Plc

Sanoma Corporation

Fazer Group / Oy Karl Fazer Ab

YIT Corporation

OP Financial Group


Sentica Partners Oy

Vaaka Partners Oy

Ahlstrom-Munksjö Oyj

UPM Group / UPM-Kymmene Corporation

Real estate and construction Tier 1

Hannes Snellman is active in a broad range of real estate matters, including large real estate transactions, complex development projects and industry and energy construction work, particularly wind and hydro power projects. Other key areas of work include environmental regulatory issues, contract advice, strategic investment advice, tax planning mandates and structuring and construction disputes. Practice head Tapio Teräkivi acts for numerous institutional investors, multinational and Nordic industrials, and real estate developers.

Practice head(s):

Tapio Teräkivi

Other key lawyers:

Matti Lajunen


‘High level of knowledge and experience.’

Key clients

Schroder Real Estate Kapitalverwaltungsgesellschaft mbH

Patrizia Immobilien AG


YIT Corporation

Deutsche Asset & Wealth Management

Areim AB

Skandia Fastigheter AB

Ilmarinen Mutual Pension Insurance Company

Erikoissijoitusrahasto UB Suomi Kiinteistöt

Quadoro Investment GmbH

Trevian Rahastot AIFM Oy

Exilion Tuuli Ky

Tax Tier 1

Hannes Snellman has a strong track record in tax disputes, and handles tax matters relating to complex transactions, with experience in cross-border work. The team is also active in the structuring of financial instruments, incentive schemes, private equity work, venture capital issues and other types of investment funds; indirect taxation and private wealth tax mandates are core strengths. Piia Ahonen, who has extensive experience in the retail, manufacturing and real estate sectors, leads the indirect tax team, while litigator Heikki Vesikansa heads up the entire tax group.

Practice head(s):

Heikki Vesikansa; Piia Ahonen


‘Hannes Snellman’s Finnish tax practice is a highly regarded team with great experience and a solid commercial understanding. They have in my experience great technical skills within the field of VAT and are always available on short term notice.’

‘Specialist partner Piia Ahonen is very technically skilled within the field of VAT and indirect taxation, where she is second to none. Further, she has a great team of talented practitioners.’

‘Good overall knowledge of all tax issues and strong on M&A tax services.’

‘Head of tax practice Heikki Vesikansa has a good customer approach. Furthermore, he has a vast knowledge of different tax types and it is always nice to discuss/share ideas with him relating to different tax topics/issues.’

Key clients



Ahlstrom-Munksjö Plc

Caverion Plc

Skandia Fastigheter AB

CapMan Plc

Fiskars Plc

J.P. Morgan Asset Management

Nordic Trustee

Areim AB


Optomed Plc

City of Espoo


Capital markets Tier 2

The capital markets group at Hannes Snellman handles a range of matters including IPOs, public tender offers, share issuances, securities offerings, private placements, debt instruments, share buy-backs and regulatory mandates for a client roster of issuers, financial advisers and other market participants. Practice head Klaus Ilmonen has significant experience in equity capital markets transactions involving public corporations.

Practice head(s):

Klaus Ilmonen

Other key lawyers:

Sonja Siggberg

Key clients

Adapteo Oyj

Ahlstrom-Munksjö Oyj

Altia Oyj

Asiakastieto Group Oyj

Cramo Oyj

EQT Partners Oy

Faron Pharmaceuticals Ltd

Fiskars Corporation

Outotec Oyj

Glaston Corporation

Ramirent Oyj

Sanoma Corporation

Dispute resolution Tier 2

Hannes Snellman provides the full range of dispute resolution services, including acting in cross-border and domestic litigation and arbitration proceedings, regulatory claims, mediation, and other dispute avoidance procedures. Key areas of litigation include M&A, company law and shareholders' disputes; compliance and white-collar crime cases; construction and project claims; competition and public procurement proceedings; and international arbitrations. The group works closely with the Stockholm office on international mandates. Practice head Anders Bygglin regularly represents clients in the consultancy, construction and financial sectors.

Practice head(s):

Anders Bygglin

Other key lawyers:

Anna-Maria Tamminen; Markus Manninen


‘Dedication, commitment and deep understanding and knowledge of the topic – these would be the words I use when describing this practice. We always felt that we were a top priority. Absolutely a great customer experience at our side and a fantastic customer understanding on their side.’

‘I have worked with a number of law firms over the years, and Hannes Snellman is separated from the others by a truly customer-oriented and solution-oriented approach. It has been easy to work with Hannes Snellman and together we have been able to find solutions to really challenging situations.’

‘The company has an extremely professional team. I especially appreciate their ability and genuine will to serve the customer as well as possible. I also greatly appreciate the fact that the company utilises the expertise of different fields from within the house to achieve the best result for the Customer.’

‘Markus Manninen stands out because of 1) his in-depth knowledge and experience, 2) true customer orientation, 3) ability to create trust and confidence, 4) ability in creating various options for strategy and tactics for the case and making them understandable for us. I am impressed.’

Key clients

Kesko Oyj

Republic of Poland

Tampereen Vesi

Figure Skating Federation of Finland

EU and competition Tier 2

Hannes Snellman is highly recommended for complex and cross-border merger control and transactional work, acting for an extensive roster of corporate clients; the team also handles advisory, compliance and investigatory matters. Mikko Huimala, who has significant experience advising media conglomerates, jointly heads up the practice with Maria Wasastjerna, who focuses on the banking and industrial sectors.

Practice head(s):

Mikko Huimala; Maria Wasastjerna

Other key lawyers:

Anna-Maria Tamminen


‘I have mainly worked with the team in several merger control matters and I can warmly recommend the firm. They are very experienced, have solid resources to handle large cases efficiently, and also understand competition economics well.’

‘The team was very committed and flexible, and very quick to grasp the circumstances of our business and capable of efficiently applying this knowledge against the applicable legal framework. This is not an easy task for an external consultant but they managed to do it very well, which resulted in efficient results.’

‘Mikko Huimala is an outstanding competition law attorney. Moreover he’s a very nice guy, and he takes good care of a client. He gets a grip of the market and the issue at hand quickly and knows how to raise the right questions. His advice is balanced and practical going forward.’

‘Maria Wasastjerna is amazing both as a person and as a competition law adviser.’

Key clients

Kesko Corporation

Metso Outotec



Finnish State / Prime Minister’s Office

Altia Plc







Intellectual property Tier 2

Hannes Snellman is distinguished by its trade mark practice, and also advises on patent, trade secret, copyright and privacy litigation. The department is active in IP-intensive transactions and IP-related advisory and contractual matters. Sector strengths include the technology and telecoms, media, entertainment and sports, consumer goods and services, and healthcare, pharmaceuticals and life sciences industries. Panu Siitonen jointly heads up the group with Jesper Nevalainen; managing associate Sarita Schröder is noted for representing clients in trade mark, patent and copyright infringement litigation.

Practice head(s):

Panu Siitonen; Jesper Nevalainen

Other key lawyers:

Sarita Schröder


‘Panu Siitonen is knowledgeable and practical in his advice. He is a great support in all IP matters ranging from patent strategies to business integrity matters.’

‘They are very professional and knowledgeable and customer-oriented. Very good response times and ability to give brief and to-the-point advice. Particularly strong in patent and trade secret issues.’

‘Panu Siitonen, partner and IPR team leader. Very good presentation and communication skills – helps me as a non-IPR expert to understand and grasp complex IPR issues. Keeps me as a client up to speed and responds within minutes.’

Key clients








Scandic Hotels Group


Telia Finland

European Mobile Operator (Moi Mobiili)



Abbott (Finland)

NHL Enterprises

Bureau National Interprofessionnel du Cognac (BNIC)

TMT Tier 2

Hannes Snellman focuses on providing procurement and outsourcing advice to large clients, and is recommended for complex outsourcing mandates. Other core pillars of the practice include technology transactions, IT public procurement issues, contracting work and project disputes. Jesper Nevalainen is noted for his expertise in technology law and data protection issues; he jointly heads up the team with litigator Panu Siitonen.

Practice head(s):

Jesper Nevalainen; Panu Siitonen


‘The team at Hannes Snellman has deep knowledge and resources, and are more than capable of providing excellent legal advice on large-scale IT outsourcing and vendor management matters.’

‘Very knowledgeable and target-oriented team.’

‘The team members are 1000% committed to driving the desired outcome. This attitude combined with industry expertise and ability to analyse complex interrelations make the team unique.’

‘Jesper Nevalainen is a very pleasant person to work with. He has a broad knowledge of the legal framework, industry practices and suppliers’ most common legal terms and arguments.’

Key clients

Microsoft Corporation (incl. Microsoft Oy and other group companies)

Accenture Oy

Abbott Oy

Ramirent Plc

UPM-Kymmene Oyj

Bravedo Oy Solutions Oy

Oy Karl Fazer Ab

Finavia Oyj

Telia Finland Oyj

Efecte Oyj

Instru Optiikka Oy

Suomen UNICEF ry

SAP Finland Oy and SAP SE

Business Technology Finland Oy

Employment Tier 3

Hannes Snellman's group works closely with the firm's Swedish employment practice to cover cross-border matters for clients with operations in both Nordic countries. The team is headed up by the 'pragmatic' and 'responsive' Johanna Haltia-Tapio, who specialises in executive contracts and terminations, and Anders Bygglin, who has 'very in-depth knowledge' of employment litigation. Work undertaken by the practice includes manager agreements, terminations of employment, occupational health and safety issues, corporate governance work and large restructuring and insolvency processes. The group also acts in disputes and handles M&A and outsourcing work.

Practice head(s):

Johanna Haltia-Tapio; Anders Bygglin


‘Johanna Haltia-Tapio is very pragmatic, responsive and provides business-minded advice.’

‘Johanna Haltia-Tapio is our go-to partner in any HR / employment law related questions. She is fast, has vast knowledge and is able to balance both the legal aspects of any case and the human aspect.’

‘The team is responsive, experienced and creative in the solution considerations.’

‘Sublime service from the Employment team and their partner Anders Bygglin in particular. Anders has very in-depth knowledge of litigation in his field and great understanding of the Finnish Employment legislation. They handled a very complex Employment dispute for my company and excelled in it.’

Key clients

Evidensia Eläinlääkäripalvelut Oy

Finnish Red Cross

OP Financial Group

Outotec Oyj

Oy Karl Fazer Ab

Pöyry Plc/Pöyry ÅF

Telia Company

YIT Corporation


Blueprint Genetics

The firm: Hannes Snellman is a Nordic law firm with 300 outstanding lawyers and other professionals based in Finland and Sweden. We advise leading international and local corporations across all business sectors. Our firm has the expertise and capacity to handle any demanding local or cross-border matters in which assets are being developed, protected, financed, acquired or under dispute.

Department Name Email Telephone
Administrative Proceedings Outi Jousi +358 405637343
Capital Markets Klaus Ilmonen +358 40 831 1868
Competition & Procurement Mikko Huimala +358 44 530 07 53
Corporate Advisory Mikko Heinonen +358 40 527 8818
Corporate Responsibility & Compliance Maria Wasastjerna +358 40 595 1441
Dispute Resolution Anders Bygglin +358 50 544 6451
Employment Johanna Haltia-Tapio +358 40 552 3478
Environment & Natural Resources Klaus Metsä-Simola +358 45 262 8916
Finance Markus Bremer +358 40 716 9676
Infrastructure & Energy Rabbe Sittnikow +358 40 544 5280
IP & Technology Jesper Nevalainen +358 40 5827 826
Joint Ventures & Commercial Cooperation Tuire Kuronen +358 40 743 2313
Private Equity Sten Olsson +358 50 499 0312
M&A, Private Sten Olsson +358 50 499 0312
M&A, Public Sten Olsson +358 50 499 0312
Projects & Construction Maria Landtman +358 50 388 9468
Real Estate Tapio Teräkivi +358 40 769 8273
Restructuring & Insolvency Jan Lilius +358 40 556 6782
Tax Heikki Vesikansa +358 40 844 2117
Photo Name Position Profile
Mr Johan Aalto  photo Mr Johan Aalto Partner
Mr Antti Alanko  photo Mr Antti Alanko Partner
Mr Markus Bremer  photo Mr Markus Bremer Partner
Mr Anders Bygglin  photo Mr Anders Bygglin Partner
 Heidi Haanpää  photo Heidi Haanpää Partner
Ms Johanna Haltia-Tapio  photo Ms Johanna Haltia-Tapio Specialist Partner
Mr Mikko Heinonen  photo Mr Mikko Heinonen Senior Partner
Ms Jenni Heurlin  photo Ms Jenni Heurlin Associate
Mr Mikko Huimala  photo Mr Mikko Huimala Partner
Mr Klaus Ilmonen  photo Mr Klaus Ilmonen Partner
Ms Tuire Kuronen  photo Ms Tuire Kuronen Partner
Ms Maria Landtman  photo Ms Maria Landtman Partner
 Juha Lindström  photo Juha Lindström Partner
Mr Markus Manninen  photo Mr Markus Manninen Partner
 Juli Mansnérus  photo Juli Mansnérus Counsel
Mr Henrik Mattson  photo Mr Henrik Mattson Partner
 Klaus Metsä-Simola  photo Klaus Metsä-Simola Specialist Partner
Mr Jesper Nevalainen  photo Mr Jesper Nevalainen Partner
Mr Sten Olsson  photo Mr Sten Olsson Partner
Ms Outi Raitasuo  photo Ms Outi Raitasuo Partner
Ms Riikka Rannikko  photo Ms Riikka Rannikko Managing Partner
 Sarita Schröder  photo Sarita Schröder Managing Associate
Ms Sonja Siggberg  photo Ms Sonja Siggberg Partner
Mr Panu Siitonen  photo Mr Panu Siitonen Partner
Mr Rabbe Sittnikow  photo Mr Rabbe Sittnikow Partner
Ms Anna-Maria Tamminen  photo Ms Anna-Maria Tamminen Partner
 Tapio Teräkivi  photo Tapio Teräkivi Partner
Mr Tuomas Toivonen  photo Mr Tuomas Toivonen Counsel
Mr Heikki Vesikansa  photo Mr Heikki Vesikansa Partner
Ms Maria Wasastjerna  photo Ms Maria Wasastjerna Partner
Number of lawyers : 220
Other offices : Stockholm