Mayer Brown bulks up partnership

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

Mayer Brown bulks up partnership

International firm Mayer Brown has announced its latest round of partnership promotions.

This intake represents the firm’s biggest partnership expansion since 2012, with 27 lawyers being promoted. Four tax lawyers have made the step up; two from the tax controversy practice and two from the tax transactions and consulting practice. The promotions will take effect from January 2016.

John Cise and Jonathan Hunt are the tax controversy lawyers being promoted. Both men are based in the firm’s Chicago office.

Since joining the firm in 2008, Cise’s practice has focused on tax disputes and transfer pricing matters. He has represented taxpayers at all levels of federal tax controversy.

Hunt specialises in tax litigation relating to transfer pricing matters, including audit, administrative appeals, and cross-border transfer pricing of tangible and intangible property.

Steven Garden and Charles-Albert Helleputte will become partners in the tax transactions and consulting practice. Garden is also based in Chicago, while Helleputte works out of the Brussels office.  

Garden advises on M&A tax issues, disposition of businesses and international tax planning, with a focus on international corporate structuring, offshore insurance, and cross-border transactions.

Helleputte joined Mayer Brown in 2007 as counsel and focuses his practice on the corporate and tax aspects of restructuring transactions and structured finance. With experience in tax litigation, indirect taxes and tax policy. 

more across site & shared bottom lb ros

More from across our site

Valid pillar two objectives are still intact after the side-by-side agreement, but whether the framework is now settled is ‘a $64,000 question’, Morrison Foerster’s tax chair told ITR
Ian Halligan previously led Baker Tilly’s international tax services in the US
Exclusive ITR data emphasises that DEI does not affect in-house buying decisions – and it’s nothing to do with the US president
The firms made senior hires in Los Angeles and Cleveland respectively; in other news, South Korea reported an 11% rise in tax income, fuelled by a corporation tax boom
The ‘deeply flawed’ report is attempting to derail UN tax convention debates, the Tax Justice Network’s CEO said
Salim Rahim, a TP specialist, had been a partner at Baker McKenzie since 2010
While the manual should be consulted for any questions around MAPs, the OECD’s Sriram Govind also emphasised that the guidance is ‘not a political commitment’
The landmark Indian Supreme Court judgment redefines GAAR, JAAR and treaty safeguards, rejects protections for indirect transfers and tightens conditions for Mauritius‑based investors claiming DTAA relief
The expansion introduces ‘business-level digital capabilities’ for tax professionals, the US tax agency said
As tax teams face pressure from complex rules and manual processes, adopting clear ownership, clean data and adaptable technology is essential, writes Russell Gammon, chief innovation officer at Tax Systems
Gift this article