Gareth Irving

Gareth Irving


Gareth has significant experience advising clients on a wide variety of corporate matters, including private M&A, joint ventures, investments, reorganisations and listing requirements.

Gareth has deep expertise in complex cross-border M&A transactions and regularly advises clients on M&A auction processes, acting for both sellers and for buyers.

Gareth is a core member of A&O Shearman's Global Life Sciences practice, acting for a variety of clients across the sector.  He also regularly advises client across a range of other sectors, including consumer/retail, TMT and financial institutions.


Representative matters

Grünenthal on the acquisition of the European business of Crestor™ (rosuvastatin) and associated second brands (excluding the UK and Spain) from AstraZeneca.

A global healthcare company on the disposal of various OTC businesses/products by way of auction.

Laureate Education on its EUR770m sale of its institutions in Spain and Portugal to a company backed by the Permira funds.

UBM plc on its acquisition of Allworld Exhibitions.



Admitted as solicitor, England and Wales, 2004


BA (Hons), Jurisprudence, Merton College, Oxford University, 2000

LPC, Nottingham Law School, 2001


A&O Shearman was formed on May 1, 2024 by the combination of Shearman & Sterling LLP and Allen & Overy LLP and their respective affiliates (the legacy firms). Any matters referred to above may include matters undertaken by one or more of the legacy firms rather than A&O Shearman.