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Jeremy Mash

Jeremy Mash


CMS Cameron McKenna Nabarro Olswang LLP
Cannon Place
78 Cannon Street
United Kingdom
Languages English

Jeremy Mash is a partner in the Commercial Dispute Resolution Team in London. He has over twenty years of experience working on high value disputes, including domestic and cross-border litigation, international arbitration and other dispute resolution methods. He regularly advises UK and international clients on M&A claims, shareholder disputes, outsourcing projects, private equity and venture capital, fraud claims and a wide range of other issues. He has specialised in the technology, media and telecoms industries throughout his career and was previously a partner at Olswang prior to its merger into CMS.

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“A first-class litigator with all-round skills”

Legal 500, 2018

"The practice ‘always delivers’…….. Jeremy Mash is recommended."

Legal 500, 2015

"Identified as a key player in technology, media and real estate disputes. Highly regarded for its large-scale litigation capacity and ability to take on challenging mandates. Stable client base includes numerous household names. Jeremy Mash is praised for his availability and accessibility. Sources also point to his ability to deliver pragmatic advice."

Chambers, 2014

"Jeremy Mash is recommended."

Legal 500, 2014

"Jeremy Mash is 'a star'."

Legal 500, 2013

"Jeremy is highly rated."

Legal 500, 2013

Relevant experience

  • Slater & Gordon on its GBP 637m claim against Watchstone Group arising from the sale of the former Quindell legal services business.
  • A Leading IT services supplier on a GBP 300m dispute with a UK mobile operator relating to transformation of legacy IT infrastructure.
  • Shareholders in USD 500m dispute relating to shares in one of the largest construction companies in the Middle East.
  • A leading sports car manufacturer on a dispute relating to the design and development of a racing engine.
  • The BBC on challenges to the reforms implemented to address its GBP 3bn pension deficit.
  • Kaupthing on a EUR 3bn portfolio of derivatives and structured finance disputes following the Icelandic banking crisis.
  • The Defendants in the Masri v Consolidated Contractors litigation relating to cross-border enforcement of judgments.
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  • 1999 – Admitted as a solicitor in England and Wales
  • 1997 – LPC, College of Law
  • 1994 - BA Hons, Oxford University, Oxford
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20 March 2018
Li­cence to use elec­tron­ic­ally sup­plied soft­ware is not “sale of goods”...
The Court of Ap­peal has ruled that the pro­vi­sion of a li­cence to use elec­tron­ic­ally sup­plied soft­ware does not con­sti­tute a “sale of goods” for the pur­poses of the Com­mer­cial Agents (Coun­cil Dir­ect­ive)...