Firm Profile > HPP Attorneys > Helsinki, Finland

HPP Attorneys

Maritime and transport Tier 1

The full-service transport practice at HPP Attorneys has strong expertise in the maritime, logistics and aviation sectors. The team is well known for disputes concerning cargo and hull damage, casualty matters, charter-party issues and industrial boycotts; it also handles a wide range of non-contentious work. The shipping finance practice particularly stands out for its advice on shipbuilding and shipping company operations. Department head Nora Gahmberg-Hisinger has considerable experience in complex newbuild projects and international arbitration proceedings.

Practice head(s):

Nora Gahmberg-Hisinger

Other key lawyers:

Matti Komonen


‘Nora Gahmberg-Hisinger is the most flexible and committed lawyer I know.’

‘The support we have received from Nora Gahmberg-Hisinger has always been professional, solution-seeking and with that support we have avoided a number of risky situations. We value her ability to commit to long projects and the fact that we always feel we are an important customer to her.’

‘They have a strong expertise in transport-related matters and are very thorough in their evaluations.’

‘Easy to contact, always ready to assist formally and informally.’

Key clients

Neste plc

Superfast Ferries S.A.; Attika Group Plc

Finnish Transport Infrastructure Agency

Metsä Group

Finnish Association of Purchasing and Logistics LOGY

Osaühing Tallinn Shipyard, part of the BLRT Group

Rauma Cata Oy

Alfons Håkans AS/Alfons Hakans AS Finnish branch

Rederiaktiebolaget Eckerö

The Go-Ahead Group Plc

ESL Shipping Ltd

Tallink Silja Oy

Viking Line Abp

Port of Turku

Real estate and construction Tier 1

HPP Attorneys concentrates on high-value real estate transactions and development projects, handling single asset and portfolio transactions, forward funding issues, sale and leaseback arrangements and development agreements. Kari Marttinen is particularly known for his expertise in environmental matters including contaminated soil and groundwater, hazardous building material and internal air issues. He jointly heads up the group with Jari Tuomala. Leif Laitinen is noted for his experience in domestic and cross-border real estate transactions, including real estate portfolio and real estate fund investments, and sale and leaseback arrangements.

Practice head(s):

Kari Marttinen; Jari Tuomala

Other key lawyers:

Leif Laitinen


‘Experienced team with great ability to manage complicated processes, especially when the counterparty is difficult. Wide enough team so you can trust that they have needed resources at any time.’

‘Very practical, hands-on and effective team.’

‘Mr Jari Tuomala is an experienced and effective partner. His style is smooth and doesn’t unnecessarily complicate transactions.’

‘They are quick, solution oriented and have a broad knowledge of real estate development and construction related matters. They are also accustomed to work with counterparties with different backgrounds.’

‘Leif Laitinen has an excellent understanding of the sector and can always find and negotiate a solution in matters arising during transaction process.’

‘Jari Tuomala has a great knowledge of land-use related matters and has assisted us in many challenging situations in this area.’

Key clients

Fennia Varainhoito Ltd

Trophi Fastighets AB

Serena Properties AB

Projekti GH Oy

Finest Bay Area

Sponda Plc

Samhällsbyggnadsbolaget i Norden AB

Elite Finland Added Value Fund II Ky

Elite Alfred Berg Vuokratuotto Erikoisijoitusrahasto

Auratum Real Estate

Elite Real Estate Development Fund I Ky

City of Helsinki


LUHTA-Kiinteistöt Oy

Finavia Plc

Grand Residence Development Oy

Collector Bank AB

Patrizia Finland Oy

Plantagen Finland Oy

AIG Europe Limited

CGI Finland Oy

TMT Tier 1

HPP Attorneys handles a broad variety of TMT matters, spanning licensing mandates, technology developments and major outsourcing agreements, competition law issues, financings, dispute resolution and regulatory compliance work. Clients include broadband and telecoms companies, software houses and pharmaceuticals companies as well as global cutting-edge technology companies. On the contentious side, the firm continues to act in disputes in the telecoms, mobile communications and manufacturing industries, and claims relating to industrial designs and trade marks. Kari-Matti Lehti, whose practice focuses on outsourcings, and privacy and data protection law, jointly heads up the team with Pekka Raatikainen, who is highly recommended for IT disputes.

Practice head(s):

Kari-Matti Lehti; Pekka Raatikainen


‘Their team understands our business and our markets very well and are very efficient in their work.’

Key clients


Foreca Oy

Liikennevirta Oy

Sympa Oy

MediaMaestro Oy

Vincit Solutions Oy

Congrid Oy

Mortgage Society of Finland

Banking and finance Tier 2

HPP Attorneys is highly recommended for project finance mandates, with experience in the renewable energy sector; Björn Nykvist has extensive expertise in financing mandates related to wind energy and mining projects. Nykvist jointly heads up the practice with Antti Rintakoski, who specialises in real estate finance and leveraged finance transactions. Other key areas of work for the team include advising domestic and Nordic financial institutions on restructuring and insolvency matters, and refinancing work.

Practice head(s):

Björn Nykvist; Antti Rintakoski


‘Great partner attention, solid advice and very prompt in getting back.’

‘Very capable and professional team, matching anyone in professionalism in complex financing agreements. Fast and effective.’

‘Antti Rintakoski is very experienced and full of energy. His ability to solve complex situations and find solutions is first class.’

‘Antti Rintakoski is an outstanding lawyer with a deep understanding of the financial sector.’

Key clients

European Investment Bank

Aktiivitilat AM Oy

Finest Bay Area Development Oy

Aquila Capital

Danske Finance Ltd

Municipality Finance

Collector Bank AB

Taaleri Plc

Skandinaviska Enskilda Banken AB

Neste Corporation

Commercial, corporate and M&A Tier 2

HPP Attorneys counts public and cross-border M&A as a particular area of strength for the practice, with additional experience in energy and infrastructure transactions. The group also advises private equity clients on deals, fund formations and administration issues. With a growing number of Japanese and Korean clients, the team is recognised for handling technology deals for inbound investors. Antti Säiläkivi advises domestic and international private equity houses and has significant expertise in corporate governance issues; he jointly leads the practice with Andrew Cotton, who regularly works with foreign investors.

Practice head(s):

Antti Säiläkivi; Andrew Cotton

Other key lawyers:

Markku Mäkinen; Björn Nykvist


‘Hands-on approach.’

Key clients

Silmäasema Plc

OGCI Climate Investments

Terrafame Group Limited

Aquila Capital GmbH

PHP Holding Ltd

City of Helsinki

Muji Europe Holdings Limited

Eden Springs

Taaleri Energia Oy

Group Plc

Element Power group

Dispute resolution Tier 2

HPP Attorneys handles a broad range of complex domestic and international disputes, and is particularly known for its maritime and transport sector expertise. Other key areas of experience include environmental claims, corporate disputes, TMT and technology cases, and construction and healthcare-related litigation. Arbitrator Marko Wainio jointly heads up the team with alternative dispute resolution expert Mikko Leppä.

Practice head(s):

Mikko Leppä; Marko Wainio


‘The key persons and teams possess a high level of professionalism, experience and contacts in their field of business. For me as a customer, I seem to get assistance in every matter concerned plus HPP also actively suggests points to be considered beyond my own awareness, if any.’

‘Solid and to-the-point advice on litigation strategy and tactics. Team was easy to work with.’

‘Mikko Leppä, partner. Highly skilled litigator, excellent in reading the situation and experience has good intuition on how the litigation is expected to progress.’

Key clients

Metsäliitto Cooperative

Eltel Group Corporation

Finavia Plc

Neste plc

Talvivaara Sotkamo Ltd.

Superfast Ferries S.A.

Port of Helsinki

NCC Industry Ltd

Destia Group

State of Finland/ Ministry of Finance

The Finnish Transport Agency

Rusatom Overseas JSC

CGI Finland Ltd

Privanet plc

Cantell Oy

Merropoint Oy

B-Kiinteistöt Oy

Amiko Oy

Agnico Eagle Finland Oy

Erikoissijoitusrahasto Aktia Toimitilakiinteistöt Oy

Collector Bank

Phillip Morris

EU and competition Tier 2

HPP Attorneys is singled out for its track record in cartel litigation and administrative proceedings; the team also regularly represents defendants in private enforcement cases, including abuse of dominance cases and claims for follow-on damages. The department advises on merger control and cross-border transactions, with particular strength in the pharmaceuticals, aviation, logistics, retail and shipping sectors. Tuomas Saraste heads up the group with Jouni Alanen, who adds significant experience in public procurement work and advises municipalities and state-owned companies.

Practice head(s):

Tuomas Saraste; Jouni Alanen


‘The practice certainly deserves to be noted for its diligence and professionalism thanks to a highly knowledgeable and helpful team.’

‘Practice leader Tuomas Saraste is highly skilled and experienced; a brilliant and truly business-focused lawyer.’

‘Deep and broad understanding of the segment combined with great team building. Partners personal commitment to the assignments and quick response and channel through times are excellent without compromising the quality of deliverables.’

‘Human touch and specialist for all types of problems we have to solve.’

Key clients


Eltel Group


Metsä Group

Posti Group



Pohjola Rakennus




Stark Suomi

Taksi Helsinki

MaaS Global


Euromaster (part of Michelin Group)

Startup Foundation

The firm: HPP Attorneys (formerly Hammarström Puhakka Partners), established in 1975, is a full-service business law firm.

The firm has particularly strong experience in its core specialisms of M&A, competition, banking, finance and insolvency, environment, real estate and construction and dispute resolution with a particular focus on the energy, mining, IT and technology, transport and logistics and financial sectors.

Areas of practice
Corporate and M&A: the firm has more than 30 years’ experience in both domestic and cross-border transactions. Its M&A experts constantly participate in major transactions. The firm’s services cover all issues related to mergers, acquisitions and other corporate arrangements. The firm offers specialised teams of exceptionally experienced experts for due diligence reviews.

Competition and EU: the firm offers services with an emphasis on efficient resolution of all competition-related issues. The firm carries out assignments in particular in the media, telecommunications, IT, logistics, energy and pharmaceutical sectors.

Banking and finance: the firm’s banking, finance and insolvency team has extensive experience in all kinds of financing arrangements, in particular corporate lending, acquisition finance and sale and lease back and leasing arrangements. The firm is widely known for its high standard and extensive expertise in the reorganisation of companies and insolvency law.

Dispute resolution: the firm’s specialists represent Finnish and foreign clients in domestic and international commercial litigation and arbitration. A number of the firm’s partners regularly act as mediators and arbitrators.

Environment, real estate and construction: the firm’s environment, real estate and construction team has the most extensive experience and resources as providers of legal services in matters related to environment and nature protection, real estate and construction, energy and natural resources as well as infrastructure.

The firm regularly advises in environmental permit application proceedings and environmental liability issues, in major infrastructure and construction projects as well as in mining and wind power projects. Further, we advise on a regular basis in real estate transactions and development projects. The firm’s clientele comprise of national and multinational energy companies, environmental consulting companies, national and multinational mining companies and waste management companies as well as companies in the metal, construction, real estate investment and development and chemical industries.

Maritime and transportation: the firm is ranked as the leading Finnish law firm in shipping and transport law. The firm has broad and extensive experience in various kinds of maritime, transport, shipbuilding, insurance and tort-related cases, as well as related issues of international trade. Its expertise covers all elements of the logistics chain across all the transport modes: sea, road, rail and air.

IT and telecoms: the firm’s IT and telecoms work ranges from advising major international technology companies on their Finnish operations to assisting tech start-ups bringing new technologies to market. The firm is particularly experienced in advising on data protection and data security issues.

Employment: the employment law practice works as an integral part of the M&A group by providing expertise in employment law in connection with questions relating to national, as well as cross-border business restructurings. As for mergers and acquisitions, the expertise of the practice covers areas such as employment law due diligence reviews, advising on questions relating to employment law in connection with transfers of business and other corporate restructurings, for example outsourcings. The employment law practice advises clients independently in all questions relating to various fields of employment law covering employment and director contracts, dismissals, terminating employment and service relationships by mutual agreement, non-competition and non-disclosure agreements, incentives, questions relating to annual leave and working hours, co-operative negotiations, and data protection issues, as well as occupational safety issues. In employment disputes, the firm surveys with the with client preconditions for settlements in order to secure the client’s best interest and undisturbed business operations.

Tax: the tax team provides domestic and international clients across a range of industry sectors with extensive assistance on taxation issues arising from transactions, business operations or tax dispute matters. The firm provides tax advisory both as part of HPP’s multidisciplinary teams handling major transactions or complex disputes, as well as discrete tax assignments. The firm’s goal is to provide solution-oriented tax advice by focusing on a clear understanding of clients¹ businesses. It assists clients in identifying the key taxation issues in their business and evaluating the tax consequences comprehensively and as a pre-emptive measure before any adverse consequences arise. In order to do this, it conducts a careful analysis of the different aspects of the client’s business or transaction structure.

The firm also defends clients’ interests if they are faced with tax disputes.If required, the firm will seek solutions to taxation issues in co-operation with the tax authorities. Its goal is to ensure a high-quality and truly solution-oriented dialogue between its clients and the tax authority.

Department Name Email Telephone
Corporate and M&A Markku Mäkinen
Corporate and M&A Björn Nykvist
Corporate and M&A Andrew Cotton
Dispute resolution Marko Wainio
Dispute resolution Mikko Leppä
Competition and EU Tuomas Saraste
Banking and finance Antti Rintakoski
Environment, real estate and construction Kari Marttinen
Environment, real estate and construction Jari Tuomala
Environment, real estate and construction Tarja Pirinen
Energy and infrastructure Markku Mäkinen
Energy and infrastructure Kari Marttinen
Maritime and transport Nora Gahmberg-Hisinger
IT and technology Kari-Matti Lehti
IT and technology Pekka Raatikainen
Employment Henna Kinnunen
Tax Marko Koski
Photo Name Position Profile
Mr Andrew Cotton  photo Mr Andrew Cotton Partner
Mrs Nora Gahmberg-Hisinger photo Mrs Nora Gahmberg-Hisinger Partner
Mr Leif Laitinen photo Mr Leif Laitinen Partner
Mr Kari-Matti Lehti photo Mr Kari-Matti Lehti Partner
Mr Kari Marttinen photo Mr Kari Marttinen Partner
Number of lawyers : 68
Contacts : Kari Marttinen
Contacts : Markku Mäkinen
Contacts : Björn Nykvist