Ryan acquires Altus International

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

Ryan acquires Altus International

Ryan, a global tax services firm, announced that it has acquired Altus International, a consulting firm based in the Netherlands, which provides transfer pricing, business restructuring and valuation expertise to multinational companies around the world.

The acquisition brings with it an experienced team of professionals who will be able to support the expansion across Europe. Michael Sijmonsbergen and Roderick Veldhuizen, founders of Altus International, will join the firm’s international tax leadership team and are expected to play an important role in the continued growth of the practice.

more across site & shared bottom lb ros

More from across our site

Hotel La Tour had argued that VAT should be recoverable as a result of proceeds being used for a taxable business activity
Tax professionals are still going to be needed, but AI will make it easier for them than starting from zero, EY’s global tax disputes leader Luis Coronado tells ITR
AI and assisting clients with navigating global tax reform contributed to the uptick in turnover, the firm said
In a post on X, Scott Bessent urged dissenting countries to the US/OECD side-by-side arrangement to ‘join the consensus’ to get a deal over the line
A new transatlantic firm under the name of Winston Taylor is expected to go live in May 2026 with more than 1,400 lawyers and 20 offices
As ITR’s exclusive data uncovers in-house dissatisfaction with case management, advisers cite Italy’s arcane tax rules
The new guidance is not meant to reflect a substantial change to UK law, but the requirement that tax advice is ‘likely to be correct’ imposes unrealistic expectations
Taylor Wessing, whose most recent UK revenues were £283.7m, would become part of a £1.23bn firm post combination
China and a clutch of EU nations have voiced dissent after Estonia shot down the US side-by-side deal; in other news, HMRC has awarded companies contracts to help close the tax gap
An EY survey of almost 2,000 tax leaders also found that only 49% of respondents feel ‘highly prepared’ to manage an anticipated surge of disputes
Gift this article