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Portrait of Jonathan Warne

Jonathan Warne

Partner

CMS Holborn Asia
7 Straits View
Marina One East Tower
#19-01
Singapore 018936
Languages English

Jonathan Warne is one of the firm’s Practice Group Leaders and Head of International Disputes, with joint responsibility for the Litigation and Arbitration, Insurance and Employment teams. 

He has over 30 years of experience in handling complex domestic and cross border disputes in a range of sectors including life sciences, financial services and technology, in company commercial, fraud and insolvency related litigation. He is known for acting for international clients in significant multi-party jurisdictional matters. He has a track record of success supported by client feedback.  

Jonathan has worked extensively with General Counsel and has led a GC thought leadership initiative for over ten years. To date, eight substantive reports have been published, the most recent being, “Creating Connections, Bridging Gaps”. The work has been commended in the Financial Times’ Innovation Awards for client service.

Jonathan has featured in the leading legal directories for many years. 

Legal 500 2020 list him in the Hall of Fame and describe him as “An expert litigator and great tactician, who always gives extremely valuable, strategic advice”.

Chambers and Partners 2021 describe him as "…brilliant when it comes to advising clients on strategy." "Jonathan is very commercial and to the point and has a good rapport with clients and his team."

Jonathan is named in the Legal 500 Hall of Fame and as a Thomson Reuters: "Stand-out Lawyer".

He is a former Officer of the Inter Pacific Bar Association (2018-22).

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“Jonathan Warne is rightly regarded as a market leader. He has unrivalled experience in the conduct of “big ticket” commercial litigation. He has a superb tactical brain and an instinct for what will be a good (and a bad) point or approach to adopt. He has an easy and approachable manner with clients and a keen sense of the commercial objectives and imperatives in a matter.”

Legal 500, 2022

"Jonathan Warne is a fantastic litigator", "He is commercial, pragmatic and very easy to deal with".

Chambers, 2022

"He is brilliant when it comes to advising clients on strategy."

Chambers, 2021

"Jonathan is very commercial and to the point, and has a good rapport with clients and his team."

Chambers, 2021

"An expert litigator and great tactician, who always gives extremely valuable, strategic advice."

Legal 500, 2020

"an extremely good litigator" and also remarks on his "exceptional client skills", saying that "his tact, diplomacy and approachability are second to none".

Chambers 2018

"a particularly impressive litigator", "a skilled strategist and has brilliant client skills".

Legal 500, 2017

“Able and tenacious”

Chamber and Partners

“Shrewd and has excellent client skills”

Legal 500

“He’s down to earth and creates a very good empathy with the clients so they feel, early on, that he is on their side”

Chambers

“Very good for big disputes”

Legal 500

Memberships & Roles

  • Commercial Litigators Forum
  • London Court of International Arbitration
  • Officer of the Inter Pacific Bar Association
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Publications

  • Jonathan has worked extensively with General Counsel and has led a GC thought leadership initiative over a number of years.
  • To date, eight reports have been published: “From In-House Lawyer to Business Counsel”, “General Counsel: Vague about Value?”, “The Influential GC”, “Room to Grow? How to manage and engage talent”, “General Counsel: reaching new heights?”, “General Counsel in Singapore: Setting the Pace”, “The Latin American GC: Rising to the Challenge” and most recently, “Creating connections, bridging gaps”. 
  • The work has been commended in the Financial Times’ Innovation Awards for client service.
  • He is general editor of Bloomsbury’s text on International Commercial Dispute Resolution.
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Education

  • 1984 – LL.B. Reading University  
  • 1985 – The Law Society’s Final Examination, Lancaster Gate, London
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Feed

14/09/2020
New CMS re­port aims to em­power GCs with prac­tic­al in­sights and tools
In­ter­na­tion­al law firm CMS is pleased to an­nounce the launch of “Cre­at­ing con­nec­tions and bridging gaps”, the latest re­port in its Gen­er­al Coun­sel (GC) series, pro­duced in part­ner­ship with the European...
14/09/2020
Gen­er­al Coun­sel re­port: Cre­at­ing con­nec­tions, bridging gaps
The next re­port in our Gen­er­al Coun­sel series ‘Cre­at­ing con­nec­tions, bridging gaps’, pro­duced in part­ner­ship with ECLA, is now avail­able to down­load.  Based on the real-life ex­per­i­ences of 18 of...
19/06/2020
The Lat­in Amer­ic­an Gen­er­al Coun­sel
The first CMS Gen­er­al Coun­sel re­port in the Lat­in Amer­ica re­gion, “The Lat­in Amer­ic­an GC: Rising to the chal­lenge”, ex­plores the de­vel­op­ment of the Gen­er­al Coun­sel role and how the world in which...
03/06/2020
Gen­er­al Coun­sel Re­port: reach­ing new heights?
In this Gen­er­al Coun­sel (GC) thought lead­er­ship re­port we fo­cus on a num­ber of im­port­ant mat­ters that re­late to the role of Gen­er­al Coun­sel (GC). In many senses it is a ret­ro­spect­ive com­ment­ary on the...
05/03/2020
Coronavir­us: key in­sur­ance con­sid­er­a­tions
As a res­ult of the con­tin­ued glob­al rise in con­firmed cases of Cov­id-19 (Coronavir­us) and con­sequent travel and quar­ant­ine re­stric­tions, un­der­stand­ably con­cerned in­di­vidu­als and busi­nesses are as­sess­ing...
12/05/2019
ACC Europe An­nu­al Con­fer­ence 2019
CMS - Meet our ex­perts Ac­cess to mar­kets world­wide has im­proved sig­ni­fic­antly, thanks to tech­no­logy and trade agree­ments. However, do­ing busi­ness in di­verse mar­kets, each with its unique leg­al en­vir­on­ment...
07/05/2017
ACC Europe An­nu­al Meet­ing 2017
Our more than 4,500 law­yers in 39 coun­tries world­wide provide busi­ness-fo­cused ad­vice, wheth­er in a single mar­ket or across mul­tiple jur­is­dic­tions. Our fo­cus is on build­ing long-term part­ner­ships to keep...
28/07/2016
Gen­er­al Coun­sel ser­vices
Gen­er­al Coun­sel Ini­ti­at­ive As Gen­er­al Coun­sel, you need to strike a bal­ance between your pro­fes­sion­al ob­lig­a­tions and com­mer­cial re­spons­ib­il­it­ies to your em­ploy­er. This is why CMS have been work­ing in...
13/12/2015
GEN­ER­AL COUN­SEL RE­PORT:Room to grow?
In our Room to Grow Gen­er­al Coun­sel re­port we thought we would look, by way of  con­trast, at one of the biggest man­age­ment chal­lenges fa­cing GCs who have been suc­cess­ful in those things: how to en­gage...