Heléna Klumpp joins Ivins, Phillips & Barker

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

Heléna Klumpp joins Ivins, Phillips & Barker

Heléna Klumpp has joined Ivins, Philips & Barker as a partner in its Washington office.

Before joining Ivins, Philips & Barker Klumpp was vice president and head of tax for Baxter International. In this capacity, she co-led the internal team responsible for the tax structuring and functional division of resources of Baxter’s bioscience division, Baxalta Inc. 

Klumpp’s main practice area of expertise is complex corporate tax, including cross-border transactions and spin-offs.

more across site & shared bottom lb ros

More from across our site

An OECD report has uncovered a lack of public trust in politicians as a source for tax information. Banning them from owning shares in companies could boost confidence
‘We did not expect to carve out big economies from the minimum tax system’, Estonia’s finance minister said; in other news, Blick Rothenberg has acquired The Vat Consultancy
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
Gift this article