Borenius is highly regarded for its full-service, high-end tax practice, which offers advice to international clients through its partnership with Taxand and covers all areas of tax mandates. The firm has specialist practitioners for transfer pricing and indirect tax work and has taken an active role in developing the Finnish tax system. Einari Karhu advises on corporate tax with notable experience in international tax matters and M&A structuring work. Heikki Wahlroos advises on tax issues in the private equity and venture capital sectors, and counsel Henna Jovio stands out for her knowledge of VAT, excise duties and customs matters.

Hannes Snellman provides ‘first-class advice in complex, cross-border tax planning’ issues and the team represents clients in high-profile tax disputes and advises on major public and private M&A transactions, capital markets transactions and financial instruments, private equity issues and incentive schemes. Heikki Vesikansa is the co-head of the tax practice and assists the firm’s clients with transaction tax structuring and tax planning issues as well as tax litigation. Fellow co-head Piia Ahonen has substantial experience in international indirect tax work and advises Finnish and international clients in the automotive, real estate and energy sectors. Jenni Parviainen is a name to watch for her work in tax disputes and advance ruling proceedings.

Roschier provides high-end tax advice as part of it's full-service offering, often handling the tax aspects of national and cross-border M&A transactions, private equity mandates, investments, real estate projects and energy matters as well as public company restructurings and tender offers. The team is regularly involved in tax planning issues relating to fund formations, changes in business models, incentive schemes and transactions involving VAT and other indirect taxes. Mika Ohtonen has a strong profile in cross-border transactions and international tax matters, and jointly leads the practice with Ossi Haapaniemi, who is highly active in tax disputes, ruling processes and high-end corporate tax matters, including cross-border transactions. Merja Raunio is a leading transfer pricing specialist, and Andreas Bussman is experienced in high-end tax planning and structuring matters arising from complex domestic and cross-border M&A and private equity transactions.

Castrén & Snellman has assisted listed companies and their subsidiaries on cross-border and domestic transactions involving complex tax issues, and matters involving securing tax neutrality. Group co-head Sari Laaksonen has a notable track record in advising on the cross-border aspects and structuring considerations of M&A, real estate and financing transactions. Co-head Mikko Alakare has key experience spanning direct and indirect tax and is singled out by clients as ‘a strong player when it comes to tax litigation‘. Jenni Korhonen has advised on a large amount of restructurings of listed companies and handled the related tax elements. In early 2023, Janne Juusela joined the practice from Borenius.

Dittmar & Indrenius' tax and structuring practice focuses on transactional tax advice, tax litigation and tax advisory work including setting up sustainable and tax efficient business models. The firm has been involved in M&A tax work and structuring issues and has handled the tax optimisation of transactions and investment funds. Practice head Kai Holkeri assists with structuring and optimising M&A transactions from a tax perspective and also advises on financial transactions and tax disputes, with expertise in international tax structuring work. Ritva Aalto is noted for her experience in high-end tax matters and high-profile tax disputes.

Krogerus is an established practice in the Finnish and international tax arena, advising on large and complex matters related to private equity, real estate and infrastructure transactions. The firm has provided tax advice on high-profile M&A mandates and has deep expertise on tax issues associated with fund formations. Practice head Samu Lassila has expertise in high-profile transactional tax work and has recently advised major international and domestic clients on large Finnish transactions, while Antti Lehtimaja specialises in taxation issues related to M&A, incentive schemes, financing instruments and investment funds, and also acts in tax litigation.

Waselius & Wist focuses on high-end tax work spanning transaction-related tax issues, structuring matters and tax litigation. The firm regularly advises clients on the tax aspects of corporate reorganisations and restructurings, acquisitions, spin-offs and joint ventures alongside financing arrangement issues. Niklas Thibblin is head of the firm’s tax practice and focuses on corporate tax mandates with cross-border elements.

Bird & Bird's tax practice is led by counsel Ville Alahuhta, who is singled out for his advice on M&A transactions and private equity funds. The experienced team has extensive knowledge of all areas of tax and counts domestic and international companies, private equity funds, individuals, families, and non-profit organisations on its notable client roster.

HPP Attorneys offers tax advice to foreign shareholders and handles tax policy assignments. Group head Jaako Klemettilä specialises in M&A and general corporate tax issues, incentive schemes, group reorganisations and international tax work. Marko Koski is a key name to note for operational corporate tax, value added tax and excise duty mandates.