Home / People / Helen Johnson
Helen Johnson

Helen Johnson


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

Helen Johnson advises on a wide range of corporate transactions. She advises on mergers and acquisitions, joint ventures, IPOs, secondary fundraisings, public takeovers and private equity work, including advising management and investors on management buy-outs, public to privates and exits. A lot of Helen’s work has a cross-border element, including advising on cross-border mergers, and she is the UK contributor to the CMS Cross-Border Merger Guide.

Helen has particular expertise in consumer products work and is Head of Retail, having founded the firm's Retail practice. Helen also has a long standing focus on corporate insurance work, having advised on numerous insurance related transactions throughout her career, including advising insurers and brokers on acquisitions and disposals. Helen is Co-Head of the CMS Corporate Insurance Group and she also has experience of acting on technology related transactions.

more less

[Helen Johnson] gives “considered practical advice”

Legal 500

Helen Johnson “is excellent”

Client feedback

Relevant experience

  • CBPE on its investment in Sofa.com.
  • Charles Taylor plc on the acquisition of the Strike Club management companies.
  • CBL Insurance Limited on the acquisition of Achmea (Ireland) Limited and the UK elements of its  IPO.
  • Exceptional Innovations B.V on the acquisition of Quadriga Worldwide Limited.
  • Saville Consulting Group advising the sellers on the sale of the company to Towers Watson.
  • Windsor Group plc on the public to private of Windsor Group plc.
  • Martello Underwriting on the sale of Martello Underwriting Limited to RSA.
  • CBaySystems Holding Limited on the US$286m acquisition of shares in MedQuist Inc by CBaySystems Holdings Limited and its subsequent re-admission to AIM.
  • Finncap on the IPO and associated fundraising of Quartix Holdings plc on AIM.
  • DRS Data & Research plc on its class 1 disposal of Peladon Software Inc and its DocX business.
more less


  • 1994 - B.A Hons History - 2:1, Durham
  • 1995 - Common Professional Examination (Commendation), College of Law, London
  • 1996 - Legal Practice Course (Distinction), College of Law, London
more less

Lectures list

  • Speaker at the European Mergermarket M&A and Private Equity Conference 2013 on the CMS M&A Study
  • Speaker at the Satellite Finance Network Conference 2104
more less


Show only
12 September 2018
Trans­form­ing In­sur­ance
In June 2018, a num­ber of seni­or fig­ures from the in­sur­ance in­dustry gathered for a round-table at the CMS of­fices to dis­cuss the eth­ic­al and reg­u­lat­ory im­plic­a­tions of the use of ar­ti­fi­cial in­tel­li­gence (AI) in the sec­tor. In this re­port, we high­light th
21 December 2016
AIM com­pan­ies: prop­er use of so­cial me­dia and the im­port­ance of li­ais­ing...
This month the AIM team of the Lon­don Stock Ex­change pub­lished guid­ance on AIM com­pan­ies’ use of so­cial me­dia to com­mu­nic­ate with in­vestors and oth­er stake­hold­ers, and the AIM Dis­cip­lin­ary Com­mit­tee,...
4 December 2017
Risk Mat­ters: In­sur­ance Sec­tor Up­date (Winter 2017/18)
01 July 2016
Mar­ket Ab­use Reg­u­la­tion: FCA pub­lishes forms for use where PDMR deals in...
The Mar­ket Ab­use Reg­u­la­tion (MAR) takes ef­fect on 3 Ju­ly 2016 (this Sunday), and the last im­ple­ment­a­tion ar­range­ments are now be­ing fi­nal­ised. As part of that, the FCA has today up­dated its web­site to...
Cor­por­ate In­sur­ance Cap­ab­il­ity
Our award-win­ning Cor­por­ate team is re­cog­nised as one of the largest and most ex­per­i­enced in Europe.
29 June 2016
IC­SA pub­lishes spe­ci­men share deal­ing code for Main Mar­ket and AIM com­pan­ies
On 24 June 2016 the In­sti­tute of Chartered Sec­ret­ar­ies and Ad­min­is­trat­ors (IC­SA) pub­lished a spe­ci­men Share Deal­ing Code that can be ad­op­ted by Main Mar­ket and AIM com­pan­ies. The IC­SA Code is broadly...
Re­tail Is­sues Un­wrapped
Cur­rent top­ics in the re­tail in­dustry
17 June 2016
Lon­don Stock Ex­change con­firms changes to AIM Rules to re­flect the Mar­ket...
On 14 June 2016 the Lon­don Stock Ex­change con­firmed the changes that will be made to the AIM Rules for Com­pan­ies on 3 Ju­ly 2016 to re­flect the EU Mar­ket Ab­use Reg­u­la­tion. As ex­pec­ted, the Ex­change has...
Health and beauty
Today’s con­sumer product man­u­fac­tur­ers face a myri­ad of chal­lenges. Glob­al­isa­tion, emer­ging mar­kets, sup­ply chain man­age­ment, con­sumer and me­dia pres­sure, and grow­ing re­tail­er power all place their own de­mands on man­age­ment.
CMS Min­ing group