Belgium

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

Copyright © Legal Benchmarking Limited and its affiliated companies 2026

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

Belgium

Astrid Pieron

pieron.jpg

Partner

Mayer Brown

Brussels

+32 (0)2 5515968

apieron@mayerbrown.com

www.mayerbrown.com

Languages: French/English/Dutch

Bar admissions: Brussels

Biography

Astrid Pieron focuses on tax transactions and Transfer Pricing. She heads Mayer Brown's European transfer pricing centre and coordinates transfer pricing strategies and controversies in Europe. She participates in the EU Platform for tax good governance. Astrid previously served as a non-governmental member to the EU joint transfer pricing forum.

Recent matter highlights

  • We represented a toy manufacturer (and retailer/distributor) in the restructuring of its supply chain. The representation involved multiple functions and jurisdiction of the chain (Asia, EU, logistic, sourcing, distribution, etc.).

  • We assisted several groups in the preparation of a BEPS-compliant European Master File, as well in the preparation of multiple country files across European jurisdiction.

Practice areas

Cross-border project management, M&A, Audit support, International tax advisory, Transfer pricing

Sector specialisations

Consumer goods and services, Energy, Financial services, Healthcare

Association memberships

Vice -chair of Amcham EU tax committee

Academic qualifications

Mlaw, Université Catholique de Louvain 1981; Master in Tax law, ICHEC, 1988

mayer-brown-270.jpg

Françoise Baltus

Baltus

Véronique De Brabanter

Law Square

Caroline Docclo

Loyens & Loeff

Charlene Herbain

Law Square

Stéphanie Houx

Allen & Overy

Ine Lejeune

Law Square

Liesbet Nevelsteen

Deloitte

Astrid Pieron

Mayer Brown

Laurence Pinte

Liedekerke Wolters Waelbroeck Kirkpatrick

Natalie Reypens

Loyens & Loeff

Véronique Slachmuylders

KPMG

Sofie Stas

Aptis Global

Sofie Van Breedam

Deloitte

Annick Van Hoorebeke

Baker McKenzie

Isabel Verlinden

PwC

Annick Visschers

Laga

more across site & shared bottom lb ros

More from across our site

A new focus on early intervention and increased AI use is transforming how tax authorities are approaching TP audits, though capacity-constrained jurisdictions risk falling behind
The French administration has used AI to detect undeclared swimming pools and verandas but always includes a human in the loop, the AI in Tax Forum heard
The UK tax authority’s deputy director of large business also reassured taxpayers that HMRC will not ‘nitpick’ returns
Sucafina’s tax chief was speaking at the ITR Pillar 2 Forum in London alongside experts from HMRC and other organisations
India’s Supreme Court rattled cross‑border structuring with its Tiger Global ruling. Subsequent rule changes narrowed the impact, but significant risks around GAAR, substance and treaty access persist
The UK-based big four spin-off firm has hired Marc Lien, who declared that most AI in professional services today is ‘cosmetic’
Projected revenue losses and exemption requests are harming the project’s capability and viability
HMRC secured lengthy prison sentences in a major payroll VAT fraud case, while law firms announced tax promotions and hires
Significant changes include an update to profit markers and an alteration to how an ‘inbound distributor’ is defined
ITR sat down for a pre-event interview with Tim Zech, WTS Germany, and Jeff Soar, WTS UK, keynote speaker at next week’s ITR AI in Tax Forum 2026 in London
Gift this article