Roschier hires Ossi Haapaniemi

International Tax Review is part of Legal Benchmarking Limited, 1-2 Paris Garden, London, SE1 8ND

Copyright © Legal Benchmarking Limited and its affiliated companies 2025

Accessibility | Terms of Use | Privacy Policy | Modern Slavery Statement

Roschier hires Ossi Haapaniemi

Haapaniemi_ossi_100 x90

Roschier has appointed Ossi Haapaniemi as a partner to its tax and structuring team in Helsinki, Finland.

Haapaniemi advises on tax disputes, ruling processes and high-end corporate tax matters, including complex cross-border transactions. He has knowledge of corporate taxation, especially relating to financial instruments, corporate finance transactions and incentive schemes.

Prior to his appointment, Haapaniemi had been the head of Hannes Snellman’s tax practice since 2004.

At Roschier, Haapaniemi will work with another partner, Mika Ohtonen, in providing advice to clients in complex mergers and acquisition transactions, and tax litigation.

more across site & shared bottom lb ros

More from across our site

The proposal seeks to regulate compulsory TP documentation in line with the OECD Transfer Pricing Guidelines and simplify filing requirements
Despite the decline in profitability, the firm’s tax advisory business delivered a 3.4% revenue growth
Firms are making use of inventories and ample profit margins to avoid or absorb the initial impact of higher tariffs, an OECD report said
While UN proposals to shift airline taxation from a residence-based system to a source-state one are not set in stone, ex-British Airways CEO Willie Walsh warns they would increase costs and complexity
Von Wobeser y Sierra’s head of tax shares best practices for resolving tax controversy and touts his firm’s founding partner as an exemplar of legal practice
ITR concludes its analysis of World Tax’s rankings for 2026 by highlighting the firms that stood out most on a global scale
Experts from law firm Kennedys outline the key tax disputes trends set to define 2026, ranging from increased enforcement to continued tariff drama and AI usage
They also warned against an ‘unnecessary duplication of efforts’ in UN tax convention negotiations; in other news, White & Case has hired Freshfields’ former French tax head
Awards
Submit your nominations to this year's WIBL EMEA Awards by 16 February 2026
Defending loss situations in TP is not about denying the existence of losses but about showing, through proactive measures, that the losses reflect genuine commercial realities
Gift this article