Stephen practises across a broad range of commercial areas, principally mergers and acquisitions, corporate finance, venture capital, joint ventures and corporate restructuring. He also has a litigation practice and is a CEDR qualified mediator. He has particular experience in the waste and energy sectors.

Stephen appears in international legal directories and is recommended as a leading lawyer by Chambers Europe and The Legal 500 EMEA. Stephen is also a member of the Irish Environmental Law Association, the Irish Commercial Mediation Association and the Institute of Directors.

Stephen qualified as a solicitor in 1991 and specialised in commercial litigation and insolvency matters until 1998 when he commenced corporate practice. He joined our Corporate team in January 2006 as a partner, having been a partner in another leading law firm.

Stephen was Managing Partner of Whitney Moore from January 2010 to July 2017.


Stephen is consistently recommended by international legal journals such as The Legal 500 EMEA, Chambers Global and Chambers Europe and has been since 2008. Quotes include:

‘Stephen is appreciated by clients for his “very pragmatic” approach to M&A and joint venture mandates.’
Chambers Europe 2018

‘Stephen Walker has a strong focus on clients from the solar energy sector, whom he advises on mergers, corporate finance and structuring. Clients like that he is “very commercial and practical and knows when to have a fight.” Walker represented Panda Waste Management in negotiations with Greenstar concerning a share purchase agreement.’
Chambers Global 2017

‘Recommended and described as “first rate”.’
The Legal 500 EMEA 2016

‘Sources value him as “very practical and an easy guy to bounce ideas off. A very supportive counsel”.’
Chambers Europe 2016

‘Stephen Walker is valued by clients for his experience in handling international transactions and is noted by one client as the go-to person for inward investment. His advice is “realistic, practical and straightforward”.’
Chambers Europe 2015

‘Described by market sources as “energetic, calm, focused and commercial”.’
The Legal 500 EMEA 2014

‘Recognised by clients as being “very accommodating. He will always pick up the phone, provides astute and forward-thinking advice and protects us at all times”.’
Chambers Europe 2014


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