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Portrait of Tamsin Blow

Tamsin Blow

Partner

CMS Cameron McKenna Nabarro Olswang LLP
Cannon Place
78 Cannon Street
London
EC4N 6AF
United Kingdom
Languages English

Tamsin Blow is a Partner in the Litigation and Arbitration Group, specialising in commercial, media and public law dispute resolution. Tamsin draws on over fifteen years’ experience with the firm to offer clients strategic and commercial advice on potential and on-going disputes.

Tamsin acts in substantial commercial disputes including multi-jurisdictional fraud cases for claimants (such as the former subsidiaries of Yukos Oil) and defendants.

Tamsin supports clients through reputation management issues and times of crisis. She draws on her expertise in defamation, data protection and privacy law and her investigations experience, including as advisor to News International in relation to the voicemail interception crisis.

Tamsin also has particular expertise advising gambling operators on a full range of contentious legal and regulatory issues, including supplier disputes, customer disputes, judicial reviews, Gambling Commission investigations and licence reviews and anti-money laundering and social responsibility policies and procedures.

Tamsin is recognised by the directories in relation to civil fraud, reputation management and gaming & betting.

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“Tamsin Blow is an ‘excellent litigator’”

Legal 500, 2023

“Her advice is comprehensive, knowledgeable and to the point - exactly what we need."

Chambers, 2022

"She is sharp, commercial and gets things done."

Chambers, 2017

"Described by peers as "meticulously thorough," and “someone who is going places"."

Chambers, 2016

Relevant experience

  • Judicial review before the English Court of legislation introducing point of consumption licensing and taxation of remote gambling and a reference to the Court of Justice of the European Union on behalf of the Gibraltar Betting and Gaming Association.
  • Yukos entities and former senior management in multi-jurisdictional litigation arising out of the misappropriation of assets and related issues.
  • Successful Supreme Court challenge of HMRC decision to disclose confidential information regarding Ingenious Media and its CEO.
  • Obtaining interim injunction for defamation, final judgment for defamation, strike out of conspiracy claim and several civil restraint orders on behalf of international accountancy firm.
  • Defendant to $120m fraud claim by Kazakh bank JSC BTA against former Chief Executive Mukhtar Ablyazov.
  • Secondment to the Management and Standards Committee of News International during the voicemail interception litigation and acting on the civil cases.
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Education

  • 2006 – LPC, Oxford Institute of Legal Practice, Oxford
  • 2005 – GDL, Oxford Brookes, Oxford
  • 2003 – BA Hons, Cambridge
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Feed

23/11/2022
Pro­tec­tion from protests
Protest on the streets, protest on­line, even lit­ig­a­tion used as a vehicle for protest.Protest­ors tar­get­ing a busi­ness may be stand­ing in a crowd, hold­ing a plac­ard or shout­ing slo­gans. But they may also be be­hind a com­puter screen or pur­su­ing a claim against the busi­ness through the courts. They may even be work­ing in­side the busi­ness, pre­par­ing to com­prom­ise its sys­tems or leak con­fid­en­tial in­form­a­tion.Wheth­er they are act­iv­ists, em­ploy­ees or cus­tom­ers, all these protest­ors may present a sub­stan­tial chal­lenge and a real threat to busi­nesses, in areas in­clud­ing its se­cur­ity, repu­ta­tion and bot­tom line. 
02/11/2022
Risk Es­sen­tials: Sea­son of Protest
Protests are every­where. There are protests on the streets and out­side busi­ness premises. There are protests on­line. Your work­force is protest­ing. Even lit­ig­a­tion is be­ing used as a means of protest...
04/10/2022
Au­gust 2022 sees Gambling Com­mis­sion en­force­ment ac­tions against four op­er­at­ors
In Au­gust 2022, the UK Gambling Com­mis­sion con­cluded en­force­ment ac­tion against four op­er­at­ors, in­clud­ing the Com­mis­sion’s largest reg­u­lat­ory set­tle­ment to date. 1. En­tain Group On 17th Au­gust 2022...
15/11/2022
Dis­putes 101: Reg­u­lat­ory Ac­tion and Pub­lic Law Claims
Wel­come to the Dis­putes 101: CMS Au­tumn We­bin­ar Series for 2022 This series will take place on most Tues­days from 6 Septem­ber – 29 Novem­ber at 2pm - 3pm, tak­ing a short break only for Oc­to­ber half...
08/11/2022
Dis­putes 101: Repu­ta­tion Man­age­ment
Wel­come to the Dis­putes 101: CMS Au­tumn We­bin­ar Series for 2022 This series will take place on most Tues­days from 6 Septem­ber – 29 Novem­ber at 2pm - 3pm, tak­ing a short break only for Oc­to­ber half...
01/08/2022
CMS Gambling Con­fer­ence 2022
Dav­id Zeff­man, Head of Gambling and Sport at CMS, gives his open­ing re­marks on top­ics such as the up­com­ing Gambling White Pa­per (in­clud­ing when it is likely to be pub­lished), the mor­al pen­du­lum of gambling reg­u­la­tion and how the reg­u­lat­ory land­scape has shif­ted over re­cent dec­ades. Dav­id also dis­cusses oth­er re­cent de­vel­op­ments such as the chan­ging role of the Gambling Com­mis­sion and the his­tory and back­ground of the gov­ern­ment’s most re­cent gambling re­view, in­clud­ing its aim of strik­ing a bal­ance between the free­dom of the in­di­vidu­al and pro­tect­ing vul­ner­able people.
07/2022
CMS In­ter­na­tion­al Dis­putes Di­gest - 2022 Sum­mer Edi­tion
Wel­come to the sum­mer edi­tion of the In­ter­na­tion­al Dis­putes Di­gest, a bi-an­nu­al pub­lic­a­tion that high­lights, ex­plores and ana­lyses the latest trends in the glob­al dis­pute-res­ol­u­tion sec­tor.Al­though the...
04/07/2022
The Gambling Com­mis­sion’s En­force­ment Ac­tions pub­lished in May 2022
In May 2022, the UK Gambling Com­mis­sion car­ried out en­force­ment ac­tion against two op­er­at­ors who have been fined a com­bined total of £675,000 and sus­pen­ded the li­cence of a third op­er­at­or pending a reg­u­lat­ory...
23/06/2022
In Dis­pute
The risks of los­ing and hav­ing to pay the hefty costs of lit­ig­a­tion are well known. But lit­ig­a­tion can have vastly great­er con­sequences for the repu­ta­tions of the in­di­vidu­als and or­gan­isa­tions in­volved in the dis­pute.  This page has re­sources that ad­dress the key points of repu­ta­tion­al risk dur­ing lit­ig­a­tion and what can be done to mit­ig­ate them.Re­cord­ing of Repu­ta­tion in lit­ig­a­tion pan­el dis­cus­sion multi-me­dia we­bin­ar - 22 June 2022 Chaired by Clive Cole­man (former BBC Leg­al Af­fairs Cor­res­pond­ent and now Seni­or Part­ner at Malt­in PR), with CMS ex­perts Tam­sin Blow and Louise Boswell and Lit­ig­a­tion PR ex­pert Tim Malt­in (Man­aging Part­ner at Malt­in PR).
16/06/2022
In­vest­ig­at­ive Journ­al­ist, Car­oline Cad­wal­ladr, suc­cess­fully de­fends li­bel...
Back­ground Sum­mary Judg­ment was handed down on 13 June 2022 in the li­bel claim Banks v Cad­wal­ladr ([2022] EWHC 1417 (QB)), in fa­vour of freel­ance journ­al­ist Car­ole Cad­wal­ladr. A five-day tri­al took place...
22/06/2022
In Dis­pute: Repu­ta­tion in Lit­ig­a­tion
The risks of los­ing and hav­ing to pay the hefty costs of lit­ig­a­tion are well known. But lit­ig­a­tion can have vastly great­er con­sequences for the repu­ta­tions of the in­di­vidu­als and or­gan­isa­tions in­volved...
20/12/2021
The Com­mis­sion’s key­note speech at the ‘Know How’ con­fer­ence
The fourth an­nu­al ‘Know How’ con­fer­ence took place across 7 and 8 Septem­ber 2021. In his key­note speech at the con­fer­ence, Tim Miller, Ex­ec­ut­ive Dir­ect­or at the Gambling Com­mis­sion (the “Com­mis­sion”)...