Borenius has an experienced tax practice, recognised for its broad coverage of tax disputes, M&A tax, and indirect tax matters. Instructions regarding cross-border tax issues are commonplace for the practice, which is a go-to for private equity funds and blue-chip companies. Seasoned practitioner Einari Karhu, who leads the team, has notable experience in dividend withholding taxation. Joint co-head Heikki Wahlroos is deeply knowledgeable on both corporate and personal income taxation. Indirect tax specialist Henna Jovio focuses on VAT, excise duty, and customs disputes. Transfer pricing is a core aspect of Aapo Pessi‘s workload.

Hannes Snellman is recognised for its strong bench of tax practitioners. The team is sought after for transactional tax advisory work, alongside indirect taxation and transfer pricing mandates. Heikki Vesikansa heads up the tax department, while Piia Ahonen is the head of the indirect tax practice. Vesikansa is a key client contact for a broad range of clients, from publicly listed companies and PE investors to private clients. Ahonen is renowned for her deep expertise in VAT issues in the real estate and energy, automotive, and manufacturing sectors. Harri Vehviläinen is active on transactional tax matters, while Joakim Frände specialises in personal taxation. Other notable individuals include Jenni Parviainen and Stefan Stellato.

Krogerus’ tax practice is predominantly transaction-focused, with capabilities in the tax aspects of private equity, real estate and infrastructure deals. The firm is equally well-equipped to handle the tax structure issues related to the formation of funds. Practice head Samu Lassila possesses considerable experience in fund-level tax mandates. Ritva Aalto guides clients on the tax considerations involved in intra-group restructurings and complex acquisitions. Jemiina Pohja assists with the full spectrum of tax mandates. Antti Lehtimaja left the firm in September 2025.

Roschier maintains an enviable transactional tax offering, consistently advising on a broad range of transactions, including mergers and acquisitions, private equity investments, and growth capital rounds. Practice head Mika Ohtonen has considerable experience advising on real estate tax structuring and planning and is increasingly active in representing clients in tax disputes. Andreas Bussman, who was promoted to partner in June 2025, focuses on high-end tax planning. Transfer pricing specialist Merja Raunio, VAT expert Eero Männistö and Tuomas Kiviranta round out the firm’s tax offering. Ossi Haapaniemi departed in May 2025.

The tax department at Castrén & Snellman is particularly distinguished for its strong capabilities in tax litigation. The team’s successes include assisting clients in complex tax audits, tax avoidance and transfer pricing disputes. Seasoned tax litigator Mikko Alakare is highly regarded for his deep knowledge of direct and indirect taxation. Janne Juusela is a go-to for domestic, international, and publicly listed companies, as well as family-owned companies and their owners.

Dittmar & Indrenius acts for an enviable roster of Finnish listed companies, international and regional private equity houses and financial institutions. The team has recently seen an uptick in advising on the tax aspects of the buy-side of major public and private M&A transactions. Alongside a strong transactional tax background, Kai Holkeri guides clients on transfer pricing and withholding tax disputes. Oscar Wik and Vilho Virmavirta support the team on the full breadth of mandates.

Avance‘s tax practice is well-versed in structuring the tax components of major M&A and real estate transactions. Sebastian Kellas leverages his extensive tax background to assist industrial and private equity clients with cross-border tax structuring components. Antti Leppänen is a key client contact for insurance and banking groups and other major players in the financial services industry.

Institutional investors and fund managers rely on Bird & Bird for its advice on PE structures and private financings. The team has recently bolstered its presence in the energy-related tax space and also distinguishes itself for its strength in VAT structuring. Ville Alahuhta is known for M&A related tax matters and W&I and tax indemnity insurance issues. Matias Vikström is also recommended.

HPP Attorneys regularly represents foreign investors in the tax aspects of investments into Finland. The firm also has a solid reputation advising insurance companies on VAT treatment and withholding tax.  Jaakko Klemettilä oversees the team and advises on tax audits and the tax structuring of renewable energy deals.